CN106413193A - LED mirror front lamp with circuit protection function - Google Patents
LED mirror front lamp with circuit protection function Download PDFInfo
- Publication number
- CN106413193A CN106413193A CN201610958154.0A CN201610958154A CN106413193A CN 106413193 A CN106413193 A CN 106413193A CN 201610958154 A CN201610958154 A CN 201610958154A CN 106413193 A CN106413193 A CN 106413193A
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- resistance
- resistor
- electric capacity
- pin
- timer
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- 230000002457 bidirectional effect Effects 0.000 claims abstract description 21
- 239000003990 capacitor Substances 0.000 claims abstract description 12
- 230000005611 electricity Effects 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims 1
- 239000002699 waste material Substances 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Abstract
The invention discloses an LED (light-emitting diode) mirror front lamp with a circuit protection function, which comprises a first resistor, a first infrared light-emitting diode, a second resistor, a third resistor, a sixth resistor, a seventh resistor, a tenth resistor, a twelfth resistor, a thirteenth resistor, a first capacitor, a second electrolytic capacitor, a third capacitor, a fifth capacitor, a sixth capacitor, a potentiometer, a timer, a bidirectional thyristor, a first phototriode, a first switch of a second phototriode, an LED lamp set and a second diode, wherein the anode of the first infrared light-emitting diode is connected with one end of the first resistor, the other end of the first resistor is connected with one end of the second resistor, and the other end of the second resistor is respectively connected with one end of the first capacitor and the collector of the first phototriode. The LED mirror front lamp has the advantages of simple circuit structure, multiple functions, electric energy saving, lower cost, convenience in use, circuit protection function and capability of prolonging the service life of the LED mirror front lamp.
Description
Technical field
The present invention relates to lighting field, particularly to a kind of LED Mirror front lamp with circuit protection function.
Background technology
LED is increasingly becoming the perfect light source of lighting because of advantages such as its energy-saving and environmental protection, efficient, long service lifes,
Especially in family, lighting field is widely used.Mirror front lamp is a kind of illuminating lamp that people use when making up and wearing the clothes, and gives people
Bring very big facility, therefore suffer from liking of people.But the service life of LED is mainly limited by lamp cooling structure
System, the restriction of the service life of the life-span of LED power supply also to be driven simultaneously, the radiating of driving power supply is also impact LED
The normal key factor using.
Existing LED Mirror front lamp is used mostly switch control rule, thus leading to often forget about closing, leads to waste of energy.With
When, the board structure of circuit of existing LED Mirror front lamp is complicated, so causes relatively costly, in-convenience in use.In addition, existing LED
The circuit board of Mirror front lamp does not possess good circuit protection measure yet, and this easily causes the service life reducing LED Mirror front lamp.
Content of the invention
The technical problem to be solved in the present invention is, for the drawbacks described above of prior art, provides a kind of circuit structure relatively
For simple, have several functions, save electric energy, cost relatively low, using more convenient, there is circuit protection function, LED can be improved
The LED Mirror front lamp with circuit protection function of the service life of Mirror front lamp.
The technical solution adopted for the present invention to solve the technical problems is：Construct a kind of LED with circuit protection function
Mirror front lamp, including first resistor, the first infrarede emitting diode, second resistance, 3rd resistor, the 6th resistance, the 7th resistance,
Ten resistance, the 12nd resistance, the 13rd resistance, the first electric capacity, the second electrochemical capacitor, the 3rd electric capacity, the 5th electric capacity, the 6th electricity
Appearance, potentiometer, timer, bidirectional thyristor, the first phototriode, the second phototriode, first switch, LED light group and
Second diode, the anode of described first infrarede emitting diode is connected with one end of described first resistor, described first resistor
The other end be connected with one end of described second resistance, other end one end with described first electric capacity respectively of described second resistance
Connect with the colelctor electrode of the first phototriode, the emitter stage of described first phototriode is connected with one end of described 3rd resistor
Connect, the other end of described first electric capacity is connected with the second pin of described timer, a fixing end of described potentiometer and slip
End is all connected with one end of described second resistance, another fixing end of described potentiometer draws with the 7th of described timer the respectively,
6th pin and second pin connect, the 4th pin of described timer respectively with the colelctor electrode of described second phototriode and
One end of 7th resistance connects, and the other end of described 7th resistance is connected with one end of described tenth resistance, described timer
5th pin is connected with one end of described second electric capacity, and the 3rd pin of described timer passes through described 6th resistance and described pair
Connect to the control pole of IGCT, main electrode one end, the tenth electricity with described first switch respectively of described bidirectional thyristor
One end of one end of resistance and the 12nd resistance connects, another main electrode of described bidirectional thyristor respectively with described first switch
One end of the other end and LED light group connects, the other end of described tenth resistance respectively with the negative electrode of described second diode and the
One end connection, described 6th electric capacity and the 13rd resistor coupled in parallel of five electric capacity, its one end in parallel and described second diode
Anode connects, and its other end in parallel connects one end of 220V alternating current, the negative electrode of described first infrarede emitting diode, the 3rd
The other end of resistance, the first pin of timer, the other end of the 3rd electric capacity, the other end of LED light group, the 12nd resistance another
One end, the other end of the 5th electric capacity are all connected with the other end of described 220V alternating current.
In the LED Mirror front lamp with circuit protection function of the present invention, also include the 4th resistance, described timer
The 8th pin be connected with one end of described second resistance by described 4th resistance.
In the LED Mirror front lamp with circuit protection function of the present invention, also include the 5th resistance, described timer
The 4th pin be connected with the colelctor electrode of described second phototriode by described 5th resistance.
In the LED Mirror front lamp with circuit protection function of the present invention, also include the 4th electric capacity, described timer
The 3rd pin pass sequentially through described 4th resistance and the 4th electric capacity is connected with the control pole of described bidirectional thyristor.
In the LED Mirror front lamp with circuit protection function of the present invention, also include the 8th resistance, described second light
The emitter stage of quick triode is connected with the other end of described 220V alternating current by described 8th resistance.
In the LED Mirror front lamp with circuit protection function of the present invention, also include the 9th resistance, described 9th electricity
One end of resistance is connected with the other end of described 7th resistance, and the other end of described 9th resistance is connected with one end of described tenth resistance
Connect.
In the LED Mirror front lamp with circuit protection function of the present invention, also include the 11st resistance, the described tenth
One end of one resistance is connected with one end of described first switch, the other end of described 11st resistance and described second diode
Anode connects.
Implement the LED Mirror front lamp with circuit protection function of the present invention, have the advantages that：Due to using to penetrating
, as Based Intelligent Control element, someone is in mirror for formula infrared optical sensor (the first infrarede emitting diode and the first phototriode)
Just understand start-up circuit when front, and be also provided with light-dependent control element (the second phototriode and bidirectional thyristor), effectively prevent electricity
Can waste, also there is manually opened function simultaneously, therefore circuit structure is relatively simple, have several functions, save electric energy, one-tenth
This is relatively low, using service life that is more convenient, having circuit protection function, can improve LED Mirror front lamp.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, also may be used
So that other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 has the electrical block diagram in one embodiment of LED Mirror front lamp of circuit protection function for the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
In the LED Mirror front lamp embodiment that the present invention has circuit protection function, this has the LED mirror of circuit protection function
The electrical block diagram of headlight is as shown in Figure 1.In Fig. 1, the LED Mirror front lamp that this has circuit protection function includes first resistor
R1, the first infrarede emitting diode D1, second resistance R2,3rd resistor R3, the 6th resistance R6, the 7th resistance R7, the tenth resistance
R10, the 12nd resistance R12, the 13rd resistance R13, the first electric capacity C1, the second electrochemical capacitor C2, the 3rd electric capacity C3, the 5th electric capacity
C5, the 6th electric capacity C6, potentiometer RP1, timer IC1, bidirectional thyristor Q1, the first phototriode V1, the second photosensitive three poles
Pipe V2, first switch S1, LED light group H and the second diode D2.
Wherein, the anode of the first infrarede emitting diode D1 is connected with one end of first resistor R1, first resistor R1 another
One end is connected with one end of second resistance R2, and the other end of second resistance R2 is photosensitive with one end of the first electric capacity C1 and first respectively
The colelctor electrode of triode V1 connects, and the emitter stage of the first phototriode V1 is connected with one end of 3rd resistor R3, the first electric capacity
The other end of C1 is connected with the second pin of timer IC1, a fixing end of potentiometer RP1 and sliding end all with second resistance R2
One end connect, another fixing end of potentiometer RP1 respectively with the 7th pin of timer IC1, the 6th pin and second pin
Connect, the 4th pin of timer IC1 is connected with the colelctor electrode of the second phototriode V2 and one end of the 7th resistance R7 respectively,
The other end of the 7th resistance R7 is connected with one end of the tenth resistance R10, the 5th pin of timer IC1 and the one of the second electric capacity C2
End connects, and the 3rd pin of timer IC1 is connected with the control pole of bidirectional thyristor Q1 by the 6th resistance R6.
One main electrode of bidirectional thyristor Q1 one end and the tenth with one end of first switch S1, the tenth resistance R10 respectively
One end of two resistance R12 connects, another main electrode other end and LED light group with first switch S1 respectively of bidirectional thyristor Q1
One end of H connects, and the other end of the tenth resistance R10 is connected with the negative electrode of the second diode D2 and one end of the 5th electric capacity C5 respectively
Connect, the 6th electric capacity C6 and the 13rd resistance R13 is in parallel, its one end in parallel is connected with the anode of the second diode D2, it is in parallel
The other end connect 220V alternating current one end, the negative electrode of the first infrarede emitting diode D1, the other end of 3rd resistor R3, meter
When first pin of device IC1, the other end of the 3rd electric capacity C3, the other end of LED light group H, the other end of the 12nd resistance R12,
The other end of the 5th electric capacity C5 is all connected with the other end of 220V alternating current.
In the present embodiment, the first electric capacity C1 is coupled capacitor, be used for preventing the first phototriode V1 and timer IC1 it
Between interference, 3rd resistor R3 is current-limiting resistance, and the branch road for being located to the emitter stage of the first phototriode V1 was carried out
Stream protection.
In the present embodiment, 220V alternating current voltage is through the 6th electric capacity C6 and the 12nd resistance R12 step-down, the second diode
Become galvanic current after D2 rectification and the 5th electric capacity C5 filtering to use for light fixture and control circuit, the first light under normal circumstances
The light that quick triode V1 receives from the first infrarede emitting diode D1 therefore turns on, and the second pin of timer IC1 is in low
Level, therefore its 3rd pin export high level, and bidirectional thyristor Q1 ends, and LED light group H does not work, when someone is before mirror
The light of the first infrarede emitting diode D1 can be blocked, so that the first phototriode V1 cut-off, the second of timer IC1
Pin obtains electric, and its 3rd pin exports high level, and bidirectional thyristor Q1 is triggered conducting, and LED light group H is luminous, before people leaves mirror
Afterwards, due to the energy storage time-delay characteristics of the second electrochemical capacitor C2, the 3rd pin of timer IC1 maintains output high level for a period of time
After end, LED light group H is extinguished, if run into special circumstances and need manually opened LED light group H, only need to close first switch S1
Reach the effect of short circuit bidirectional thyristor Q1, you can realize turning on light manually, using more convenient.Compared with prior art, this
Bright circuit structure is relatively simple, have several functions, save electric energy, cost is relatively low, using more convenient, there is circuit protection
Function, the service life of LED Mirror front lamp of improving.
In the present embodiment, the LED Mirror front lamp that this has circuit protection function also includes the 4th resistance R4, timer IC1's
8th pin is connected with one end of second resistance R2 by the 4th resistance R4.4th resistance R4 is current-limiting resistance, for timing
The branch road that 8th pin of device IC1 is located carries out overcurrent protection.
In the present embodiment, the LED Mirror front lamp that this has circuit protection function also includes the 5th resistance R5, timer IC1's
4th pin is connected with the colelctor electrode of the second phototriode V2 by the 5th resistance R5.5th resistance R5 is current-limiting resistance, uses
Branch road between the 4th pin to timer IC1 and the colelctor electrode of the second phototriode carries out overcurrent protection.
In the present embodiment, the LED Mirror front lamp that this has circuit protection function also includes the 4th electric capacity C4, timer IC1's
3rd pin is passed sequentially through the 4th resistance R4 and the 4th electric capacity C4 and is connected with the control pole of bidirectional thyristor Q1.4th electric capacity C4 is
Coupled capacitor, for preventing the interference between timer IC1 and bidirectional thyristor Q1.
In the present embodiment, the LED Mirror front lamp that this has circuit protection function also includes the 8th resistance R8, the second photosensitive three poles
The emitter stage of pipe V2 is connected with the other end of 220V alternating current by the 8th resistance R8.8th resistance R8 is current-limiting resistance, is used for
The branch road that the emitter stage of the second phototriode V2 is located carries out overcurrent protection.
In the present embodiment, the LED Mirror front lamp that this has circuit protection function also includes the 9th resistance R9, the 9th resistance R9's
One end is connected with the other end of the 7th resistance R7, and the other end of the 9th resistance R9 is connected with one end of the tenth resistance R10.9th electricity
Resistance R9 is current-limiting resistance, is used for carrying out overcurrent protection, prevents this LED Mirror front lamp with circuit protection function to be burned.
In the present embodiment, the LED Mirror front lamp that this has circuit protection function also includes the 11st resistance R11, the 11st electricity
One end of resistance R11 is connected with one end of first switch S1, and the anode of the other end of the 11st resistance R11 and the second diode D2 is even
Connect.11st resistance R11 is current-limiting resistance, and the branch road being located for bidirectional thyristor Q1 carries out overcurrent protection.
In a word, the present invention is due to using correlation infrared optical sensor (the first infrarede emitting diode D1 and first photosensitive
Triode V1) as Based Intelligent Control element, when someone is before mirror just can start-up circuit, and be also provided with light-dependent control element (the
Two phototriode V2 and bidirectional thyristor Q1), effectively prevent waste of energy, also there is manually opened function, therefore simultaneously
Circuit structure is relatively simple, have several functions, save electric energy, cost is relatively low, using more convenient, there is circuit protection work(
, can improve the service life of LED Mirror front lamp.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (7)
1. a kind of LED Mirror front lamp with circuit protection function is it is characterised in that include first resistor, the first infraluminescence two
Pole pipe, second resistance, 3rd resistor, the 6th resistance, the 7th resistance, the tenth resistance, the 12nd resistance, the 13rd resistance, first
Electric capacity, the second electrochemical capacitor, the 3rd electric capacity, the 5th electric capacity, the 6th electric capacity, potentiometer, timer, bidirectional thyristor, the first light
Quick triode, the second phototriode, first switch, LED light group and the second diode, described first infrarede emitting diode
Anode is connected with one end of described first resistor, and the other end of described first resistor is connected with one end of described second resistance, institute
The other end stating second resistance is connected with one end of described first electric capacity and the colelctor electrode of the first phototriode respectively, and described
The emitter stage of one phototriode is connected with one end of described 3rd resistor, the other end of described first electric capacity and described timer
Second pin connect, a fixing end of described potentiometer and sliding end are all connected with one end of described second resistance, described electricity
Another fixing end of position device is connected with the 7th pin of described timer, the 6th pin and second pin respectively, described timer
The 4th pin be connected with the colelctor electrode of described second phototriode and one end of the 7th resistance respectively, described 7th resistance
The other end is connected with one end of described tenth resistance, and the 5th pin of described timer is connected with one end of described second electric capacity,
3rd pin of described timer is connected with the control pole of described bidirectional thyristor by described 6th resistance, described two-way crystalline substance lock
One main electrode of pipe is connected with one end of described first switch, one end of the tenth resistance and one end of the 12nd resistance respectively, institute
Another main electrode stating bidirectional thyristor is connected with the other end of described first switch and one end of LED light group respectively, and described
The other end of ten resistance is connected with the negative electrode of described second diode and one end of the 5th electric capacity respectively, described 6th electric capacity and
13 resistor coupled in parallel, its one end in parallel is connected with the anode of described second diode, and its other end in parallel connects 220V and hands over
One end of stream electricity, the negative electrode of described first infrarede emitting diode, the other end of 3rd resistor, the first pin of timer, the
The other end of three electric capacity, the other end of LED light group, the other end of the 12nd resistance, the 5th electric capacity the other end all with described
The other end of 220V alternating current connects.
2. the LED Mirror front lamp with circuit protection function according to claim 1 is it is characterised in that also include the 4th electricity
Resistance, the 8th pin of described timer is connected with one end of described second resistance by described 4th resistance.
3. the LED Mirror front lamp with circuit protection function according to claim 1 and 2 is it is characterised in that also include the 5th
Resistance, the 4th pin of described timer is connected with the colelctor electrode of described second phototriode by described 5th resistance.
4. the LED Mirror front lamp with circuit protection function according to claim 3 is it is characterised in that also include the 4th electricity
Hold, the 3rd pin of described timer passes sequentially through the control pole of described 4th resistance and the 4th electric capacity and described bidirectional thyristor
Connect.
5. the LED Mirror front lamp with circuit protection function according to claim 1 is it is characterised in that also include the 8th electricity
Resistance, the emitter stage of described second phototriode is connected with the other end of described 220V alternating current by described 8th resistance.
6. the LED Mirror front lamp with circuit protection function according to claim 5 is it is characterised in that also include the 9th electricity
Resistance, one end of described 9th resistance is connected with the other end of described 7th resistance, the other end of described 9th resistance and described the
One end of ten resistance connects.
7. the LED Mirror front lamp with circuit protection function according to claim 6 is it is characterised in that also include the 11st
Resistance, one end of described 11st resistance is connected with one end of described first switch, the other end of described 11st resistance and institute
The anode stating the second diode connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610958154.0A CN106413193A (en) | 2016-11-03 | 2016-11-03 | LED mirror front lamp with circuit protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610958154.0A CN106413193A (en) | 2016-11-03 | 2016-11-03 | LED mirror front lamp with circuit protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106413193A true CN106413193A (en) | 2017-02-15 |
Family
ID=58014669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610958154.0A Pending CN106413193A (en) | 2016-11-03 | 2016-11-03 | LED mirror front lamp with circuit protection function |
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| Country | Link |
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| CN (1) | CN106413193A (en) |
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| US7449840B2 (en) * | 2005-07-26 | 2008-11-11 | Varon Lighting Group, Llc | Ignitor turn-off switch for HID ballasts |
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| CN201975637U (en) * | 2010-09-10 | 2011-09-14 | 吴敏 | Household power failure alarming and electric appliance protecting power supply socket |
| CN103192760A (en) * | 2012-12-13 | 2013-07-10 | 尚玉东 | Novel automatic dimmer for automobile headlamp |
| CN104768304A (en) * | 2015-04-20 | 2015-07-08 | 苏州汉瑞森光电科技有限公司 | Voice control LED lamp illumination control circuit |
| CN205510457U (en) * | 2015-12-25 | 2016-08-24 | 洪亚莲 | Simple and practical's LED mirror front lamp |
-
2016
- 2016-11-03 CN CN201610958154.0A patent/CN106413193A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2036728U (en) * | 1988-07-02 | 1989-04-26 | 内蒙古师范大学科研处 | Time delay automatic turn-off device for electric lamps |
| CN2118663U (en) * | 1992-04-08 | 1992-10-14 | 邹平县邹平镇代东化工厂 | Flashing lamp for automobile |
| CN2205074Y (en) * | 1993-08-20 | 1995-08-09 | 刘越 | Little power single phase motor protector |
| US7449840B2 (en) * | 2005-07-26 | 2008-11-11 | Varon Lighting Group, Llc | Ignitor turn-off switch for HID ballasts |
| CN201034612Y (en) * | 2007-05-30 | 2008-03-12 | 中通客车控股股份有限公司 | Vehicular mileometers signal generating device |
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| CN201496928U (en) * | 2009-09-29 | 2010-06-02 | 北京联合大学 | Automatic-control illumination lamp of telephone |
| CN201781428U (en) * | 2010-07-16 | 2011-03-30 | 陈如柏 | Inverter outputting sine waves |
| CN201975637U (en) * | 2010-09-10 | 2011-09-14 | 吴敏 | Household power failure alarming and electric appliance protecting power supply socket |
| CN103192760A (en) * | 2012-12-13 | 2013-07-10 | 尚玉东 | Novel automatic dimmer for automobile headlamp |
| CN104768304A (en) * | 2015-04-20 | 2015-07-08 | 苏州汉瑞森光电科技有限公司 | Voice control LED lamp illumination control circuit |
| CN205510457U (en) * | 2015-12-25 | 2016-08-24 | 洪亚莲 | Simple and practical's LED mirror front lamp |
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Application publication date: 20170215 |