CN101193483A - Lighting device - Google Patents
Lighting device Download PDFInfo
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- CN101193483A CN101193483A CN 200610146826 CN200610146826A CN101193483A CN 101193483 A CN101193483 A CN 101193483A CN 200610146826 CN200610146826 CN 200610146826 CN 200610146826 A CN200610146826 A CN 200610146826A CN 101193483 A CN101193483 A CN 101193483A
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Abstract
The invention relates to a light device which comprises the steps that: a power management module is connected with an AC power and outputs an DC power after processing, an lighting source drive module receives the DC power and illuminates a light source drive signal after processing, which allows the first lighting unit to illuminate a light source after receives the light source drive signal. At the same time, the force of the light source drive signal is continually detected by means of the detecting unit, the lighting module receives an output DC power from the power management module and outputs the DC signal after processing, and the DC signal is stored through the electric storage function. When the detecting unit detects no output light source drive signals from the light source drive module, the detecting unit processes through the electric storage unit and outputs the lighting source drive signal to a second lighting unit for output the light source. Therefore, the invention not only can provide normal lighting function by means of the first light source but can also supply other lighting functions by means of the second lighting unit when the normal lighting function is failed due to failure of the AC power.
Description
Technical field
The present invention relates to a kind of lighting device, more detailed it, it is used to provide a kind of lighting device with multiple illumination functions.
Background technology
The selection of lighting source now with use from one's early years incandescent lamp bulb, fluorescent lamp (as straight pipe type, compact), Halogen lamp LED, metal halide lamp, gradually progressive to the LED lamp, especially little with the LED volume, brightness is strong, color is diversified, is that extensively the lighting dealer uses.
And the light fixture compound mode of lighting (electric stabilizer and lamp socket) is more a feast for the eyes, wherein again with the tool stylishness and to have the decorative art lamp of practicality concurrently the best, it not only reaches the requirement of stylishness by the design of external form, more be available for users to switch by light fixture according to different demands (environment for example of living in, atmosphere or opportunity difference) control some lamp luminescence even behind mixed light, reach different luminous tones, thereby in suitable atmosphere, carry out the processing of some thing for the user, in addition, in the field of lighting, be used to carry out the light fixture of normality lighting use except above-mentioned, also have a kind of when being used for emergency and taking place the guide crowd withdraw the Emergency Light light fixture of direction, it is installed in staircase or emergency exits part mostly, during normality, it carries out charging procedure by the civil power that inserts within the walls, with when the power breakdown, can make lamp luminescence by the electric power of internal memory, as from the foregoing, lighting is being played the part of indispensable role really in the middle of people's daily life.
Yet, no matter above-mentioned lighting is the guide purposes person who generally is used for as normality lighting use or emergency, it all is only to have a simple function (purposes), therefore, if the lighting as the normality lighting use (for example has a power failure when power breakdown takes place, fire, earthquake, situations such as typhoon or jumping electricity), then the lighting as the normality lighting use can decommission, and make the lighting environment of living in moment as the normality lighting use be in the middle of a slice dark, people can only manage to seek Emergency Light light fixture part of living in, really can cause the awkward situation of people, in addition, the set part of this Emergency Light light fixture, for example staircase or emergency exits part, for reaching the function of normality illumination, other all need be set again be used for lighting as the normality lighting use, this measure can cause the increase of lighting cost far and away.
Thus, how to provide a kind of lighting that can solve the variety of problems of above-mentioned prior art, problem demanding prompt solution in the real field for this reason.
Summary of the invention
In view of the shortcoming of above-mentioned prior art, main purpose of the present invention is to provide a kind of lighting device, so that multiple illumination functions to be provided.
Another object of the present invention is to provide a kind of lighting device, when avoiding the normality illumination functions to lose efficacy because of the AC power power breakdown, the inconvenience that is caused.
Another purpose of the present invention is to provide a kind of lighting device, to save cost.
A further object of the present invention is to provide a kind of lighting device, so that dimming function to be provided.
For reaching above-mentioned main, another and another purpose, the invention provides a kind of lighting device, it comprises: be used to be connected to AC power and treated power management module with the output DC source; Be connected with this power management module electrical couplings, be used to receive DC power supply and the treated light source driver module that this power management module is exported with the output light source drive signal; Be connected with this light source driver module electrical couplings, be used to receive light source drive signal that this light source driver module exports and first lighting unit of putting the bright light source body; Be connected with this light source driver module electrical couplings, be used for the sensing cell of the light source drive signal that this light source driver module of sensing exported; Be connected with this power management module and this sensing cell electrical couplings, and has an accumulate controlled function, be used to receive DC power supply that this power management module exports and output DC source signal after treatment, and stored by this accumulate controlled function, and sense this light source driver module when not exporting this light source drive signal at this sensing cell, handle lighting module by the accumulate control unit again with output lighting source drive signal; And be connected with this lighting module electrical couplings, be used to receive this light source and drive the lighting source drive signal exported and second lighting unit of output light source.
For reaching an above-mentioned purpose again, in a preferred embodiment of the invention, this lighting device also comprises: be connected with this light source driver module and this sensing cell electrical couplings, be used to receive the light source drive signal of this sensing cell institute sensing and compare processing with set point, with output dim signal to this light source driver module, thereby make this light source driver module adjust the dimming controlling module of the light-source brightness of this first lighting unit according to this dim signal.
Than prior art, lighting device of the present invention is mainly by this power management module, this light source driver module, this sensing cell and this lighting module, according to above-mentioned electrical couplings annexation, under different situations, drive this first lighting unit or this second lighting unit, thereby reach above-mentioned main, another and another purpose, more, reach an above-mentioned purpose again by the running of the dimming controlling module in the preferred embodiment.
Description of drawings
Fig. 1 is the configuration diagram of the embodiment system of lighting device of the present invention.
[primary clustering symbol description]
1 lighting device
10 power management modules
100 filter units
101 rectification units
102 merits are because of amending unit
11 light source driver modules
110 power conversion units
111 lighting units
12 first lighting units
13 sensing cells
14 lighting modules
140 power conversion units
141 accumulate control units
142 light source driving units
143 rechargeable batteries
144 charge controllers
15 second lighting units
16 dimming controlling module
2 AC power
Embodiment
Below by specific instantiation explanation embodiments of the present invention, those skilled in the art can understand other advantage of the present invention and effect easily by the content that this specification disclosed.The present invention also can be implemented or be used by other different instantiation, and the every details in this specification also can be based on different viewpoints and application, carries out various modifications and change under the spirit of the present invention not deviating from.
See also Fig. 1, it is the configuration diagram of the embodiment system of lighting device of the present invention.As shown in the figure, lighting device 1 of the present invention comprises: power management module 10, light source driver module 11, first lighting unit 12, sensing cell 13, lighting module 14, second lighting unit 15 and dimming controlling module 16.
Below elaborate at the above-mentioned object of the embodiment of lighting device 1 of the present invention respectively:
This power management module 10, it is used to be connected to AC power 2 and treated with the output DC source.In the present embodiment, this power management module 10 also comprises: be used to be connected to this AC power 2 and carry out the filter unit 100 of Filtering Processing with the output filtering signal; Be connected with these filter unit 100 electrical couplings, be used to receive the light source drive signal that this light source driver module 11 exported and carry out rectification and handle rectification unit 101 with the output direct current signal; And be connected with these rectification unit 101 electrical couplings, be used to receive the direct current signal that this rectification unit 101 exported and carry out the power factor (PF) correcting process with the merit of exporting this DC power supply because of amending unit 102; Wherein, the preferred implementation of this filter unit 100 is filter (filter), the preferred implementation of this rectification unit 101 is bridge rectifier (Bridge Rectifier), and this merit is power factor (PF) corrector (PFC) because of the preferred implementation of amending unit 102.
What need describe is, this filter unit 100 is not limited to present embodiment (shown in the figure) with the electrical couplings link position relation of this rectification unit 101, also can carry out rectification by this rectification unit 101 earlier handles, carry out Filtering Processing by this filter unit 100 again, or carry out rectification and Filtering Processing by this rectification unit 101 with this filter unit 100 simultaneously, in addition, this power management module 10 is when reality is implemented, also visual situation adds other functional processing unit, thereby for example be used to carry out the voltage stabilizing processing and supply the follow-up voltage regulation unit of handling etc. to draw more stable voltage, moreover, aforesaid filter unit 100, rectification unit 101, merit because of amending unit 102 and voltage regulation unit the filtering carried out respectively, rectification, merit is because of revising and voltage stabilizing is handled for this reason and had the technology of knowing that usually the knowledgeable can understand easily in the field, stated so no longer tire out at the detailed content of those processing at this.
This light source driver module 11, it is connected with these power management module 10 electrical couplings, is used to receive DC power supply that this power management module 10 exported and treated with the output light source drive signal.In the present embodiment, this light source driver module 11 also comprises: be connected with these power management module 10 electrical couplings, be used to receive the DC power supply that this power management module 10 exported and carry out power source conversion and handle power conversion unit 110 with output DC driven power supply signal; And be connected with these power conversion unit 110 electrical couplings, be used to receive DC driven power supply signal that this power conversion unit 110 the exported line light source of going forward side by side and drive the lighting unit of handling to export this light source drive signal 111; Wherein, the power source conversion that this power conversion unit 110 is carried out is treated to the power supply processing that direct current changes high-frequency ac (DC to AC), convert the high-frequency ac driving power signal of the demand of fair this lighting unit 111 of symbol to the DC power supply that will be received, and the preferred implementation of this lighting unit 111 is for lighting a lamp the loop, during actual enforcement, this loop that lights a lamp can be combined in the serial or parallel connection mode by inductance and electric capacity.
In addition, the power source conversion that aforesaid power conversion unit 110 and lighting unit 111 carry out respectively and light source drive to handle for this reason has the technology of knowing that usually the knowledgeable can understand easily in the field, states so no longer tire out at the detailed content of those processing at this.
This first lighting unit 12, it is connected with these light source driver module 11 electrical couplings, is used to receive light source drive signal and the output light source that this light source driver module 11 is exported.In the present embodiment, the preferred implementation of this first lighting unit 12 is that incandescent lamp, fluorescent lamp, Halogen lamp LED, metal halide lamp (also claim the HID lamp, as metal halide lamp, xenon lamp, projecting lamp) or the LED lamp etc., its quantity can be provided with according to actual demand, in addition, if when this first lighting unit 12 is embodied as the LED lamp, then have more the environmental protection notion, more meet the theory of green illumination.
What need describe is, lighting unit 111 in this light source driver module 11 is when reality is implemented, the type that this first lighting unit 12 that also visual institute electrical couplings connects is implemented adds other functional processing assembly, for example if this first lighting unit 12 is embodied as xenon lamp, then the lighting unit 111 in this light source driver module 11 need add isolating high-pressure ignitor.
This sensing cell 13, it is connected with these light source driver module 11 electrical couplings, is used for the light source drive signal that this light source driver module 11 of sensing is exported.In the present embodiment, the preferred implementation of this sensing cell 13 is a current sensor, for example current transformer (CurrentTransformer; CT) or Hall subassembly (Hall Component/Hall Effect Sensor) etc., with by current feedback (feedback) to the mode of another electrical couplings link to reach the purpose of sensing light source drive signal strength.
This lighting module 14, it is connected with this power management module 10 and this sensing cell 13 electrical couplings, and has an accumulate controlled function, be used to receive DC power supply that this power management module 10 exported and treated with the output DC source signal, and stored by this accumulate controlled function, and sense this light source driver module 11 when not exporting this light source drive signal at this sensing cell 13, and after handling by the accumulate control unit, output lighting source drive signal.
In the present embodiment, this lighting module 14 also comprises: be connected with these power management module 10 electrical couplings, be used to receive the DC power supply that this power management module 10 exported and carry out power source conversion and handle power conversion unit 140 to export this dc power signal; Be connected with this power conversion unit 140 and this sensing cell 13 electrical couplings, be used to receive the dc power signal that this power conversion unit 140 exported and stored, and sense this light source driver module 11 when not exporting this light source drive signal at this sensing cell 13, export the accumulate control unit 141 of stored dc power signal; And be connected with these accumulate control unit 141 electrical couplings, be used to receive dc power signal that this accumulate control unit 141 the exported line light source of going forward side by side and drive and handle, with the light source driving units 142 of exporting this lighting source drive signal; Wherein, the preferred implementation of this power conversion unit 140 is DC decompression converter (DC-DC Step-downConverter), and the preferred implementation of this light source driving units 142 is for driving the loop.In addition, aforesaid power conversion unit 140 and light source driving units 142 the power source conversion of carrying out respectively and light source drive to handle for this reason and have the technology of knowing that usually the knowledgeable can understand easily in the field, stated so no longer tire out at the detailed content of those processing at this.
Brought forward is described, and this accumulate control unit 141 also comprises: rechargeable battery 143; And be connected with this power conversion unit 140, this sensing cell 13 and this rechargeable battery 143 electrical couplings, be used to receive dc power signal that this power conversion unit 140 exported and this rechargeable battery 143 is carried out charging procedure, when this rechargeable battery 143 is full state, promptly stop this charging procedure, and sense this light source driver module 11 when not exporting this light source drive signal at this sensing cell 13, export the charge controller 144 of the stored dc power signal of this rechargeable battery 143.In addition, what need describe is that aforesaid this light source driver module 11 is meant when not exporting this light source drive signal that this light source driver module 11 when this light source drive signal of output, interrupts suddenly.Moreover the charging procedure that 144 pairs of these rechargeable batteries 143 of aforesaid charge controller are carried out has the technology of knowing that usually the knowledgeable can understand easily in the field for this reason, is stated so no longer tire out at its detailed content at this.
This second lighting unit 15, it is connected with these lighting module 14 electrical couplings, is used to receive lighting source drive signal and the output light source that this light source driver module 11 is exported.In the present embodiment, the preferred implementation of this second lighting unit 15 is incandescent lamp, fluorescent lamp, Halogen lamp LED, metal halide lamp or LED lamp etc., its quantity can be provided with according to actual demand, in addition, if when this second lighting unit 15 is embodied as the LED lamp, then have more the environmental protection notion, more meet the theory of green illumination.
What need describe is, light source driving units 142 in this lighting module 14 is when reality is implemented, the type that this second lighting unit 15 that also visual institute electrical couplings connects is implemented adds other functional processing assembly, for example if this second lighting unit 15 is embodied as xenon lamp, then the light source driving units 142 in this lighting module 14 need add isolating high-pressure ignitor.
This dimming controlling module 16, it is connected with this light source driver module 11 and this sensing cell 13 electrical couplings, be used to receive 13 sensings of this sensing cell light source drive signal and with set point compare processing with the output dim signal to this light source driver module 11, thereby make this light source driver module 11 adjust the light-source brightness of this first lighting unit 12 according to this dim signal.In the present embodiment, this set point can or be a default value by artificial setting, and this comparison process is finished by logic comparator, wherein, if this set point is by artificial setting, then can set up setup unit, as knob, for the directly capable on demand light-source brightness of adjusting this first lighting unit 12 of user.In addition, comparison process that logic comparator carried out in the aforesaid dimming controlling module 16 and the setup unit of being set up have the technology of knowing that usually the knowledgeable can understand easily in the field for this reason, are stated so no longer tire out at its detailed content at this.
Need annotatedly be, first lighting unit 12 and second lighting unit 15 in the lighting device 1 of the present invention can set according to existing light fixture, for example have now in the lighting if 4 light fixtures are arranged, then can be set to this first lighting unit 12 to carry out the normality illumination functions by half light fixture, second half light fixture then is set to this second lighting unit 15 to carry out another illumination functions (for example Emergency Light function), in addition, also can on existing light fixture, set up second lighting unit 15 in addition to carry out this another illumination functions.
Moreover, lighting device 1 of the present invention can be when reality be implemented, set up switch with in switch open, start this normality illumination functions and this another illumination functions, also be, when this normality illumination functions is being carried out, this another illumination functions is in the accumulate state, and when this normality illumination functions lost efficacy (during power breakdown, for example have a power failure, fire, earthquake, situations such as typhoon or jumping electricity), promptly carrying out this another illumination functions uses as Emergency Light, in addition, also can set up two switches to control the startup of this normality illumination functions and this another illumination functions respectively when lighting device 1 reality of the present invention is implemented, also, the startup of this normality illumination functions and this another illumination functions can independently be controlled.
And aforesaid switch is provided with and has the technology of knowing that usually the knowledgeable can understand easily in the field for this reason, stated so no longer tire out at its detailed content at this.
In sum, lighting device of the present invention mainly passes through power management module, light source driver module, sensing cell and lighting module, according to above-mentioned electrical couplings annexation under different situations, drive first lighting unit or second lighting unit, its function mode be earlier by this power management module in being connected to AC power and output DC source after treatment, receive this DC power supply also after treatment by this light source driver module again, the output light source drive signal, to make this first lighting unit after receiving this light source drive signal, output light source, continue simultaneously by this light source drive signal intensity of this sensing cell sensing, and receiving DC power supply that this power management module exports and output DC source signal after treatment by this lighting module, and stored by the accumulate controlled function, sense this light source driver module when not exporting this light source drive signal at this sensing cell at last, after handling by stored dc power signal, output lighting source drive signal is given second lighting unit, with output light source.
Thus, lighting device of the present invention can provide the normality illumination functions by this first lighting unit, more can be when this normality illumination functions loses efficacy because of the power breakdown of this AC power, provide another illumination functions (for example Emergency Light function) by this second lighting unit, not only can avoid the situation of user's inconvenience, more can be by the integration and then the saving cost of this normality illumination functions and this another illumination functions.In addition, lighting device of the present invention more can be by the running of dimming controlling module, more to increase light-emitting device one dimming function of the present invention.
The foregoing description is illustrative principle of the present invention and effect thereof only, but not is used to limit the present invention.Any those skilled in the art all can be under spirit of the present invention and category, and the foregoing description is modified and changed.Therefore, the scope of the present invention, claim is listed as described later.
Claims (17)
1. lighting device, it comprises:
Power management module, it is used to be connected to AC power and treated with the output DC source;
Light source driver module, it is connected with this power management module electrical couplings, is used to receive DC power supply that this power management module exports and treated with the output light source drive signal;
First lighting unit, it is connected with this light source driver module electrical couplings, is used to receive light source drive signal and the output light source that this light source driver module is exported;
Sensing cell, it is connected with this light source driver module electrical couplings, is used for the light source drive signal that this light source driver module of sensing is exported;
Lighting module, it is connected with this power management module and this sensing cell electrical couplings, and has an accumulate controlled function, be used to receive DC power supply that this power management module exports and output DC source signal after treatment, and stored by this accumulate controlled function, and sense this light source driver module when not exporting this light source drive signal in this sensing cell, handle with output lighting source drive signal by stored dc power signal; And
Second lighting unit, it is connected with this lighting module electrical couplings, is used to receive lighting source drive signal and the output light source that this light source driver module is exported.
2. lighting device according to claim 1, wherein, this power management module also comprises:
Filter unit, it is used to be connected to this AC power and carries out Filtering Processing with the output filtering signal;
Rectification unit, it is connected with this filter unit electrical couplings, is used to receive the light source drive signal that this light source driver module exports and carries out rectification and handle with the output direct current signal; And
Merit is because of amending unit, and it is connected with this rectification unit electrical couplings, be used to receive the direct current signal that this rectification unit exports and carry out merit because of correcting process to export this DC power supply.
3. lighting device according to claim 2, wherein, this filter unit is a filter.
4. lighting device according to claim 2, wherein, this rectification unit is a bridge rectifier.
5. lighting device according to claim 2, wherein, this merit is power factor (PF) corrector PFC because of amending unit.
6. lighting device according to claim 1, wherein, this light source driver module also comprises:
Power conversion unit, it is connected with this power management module electrical couplings, is used to receive the DC power supply that this power management module exports and carries out power source conversion and handle with output high-frequency ac driving power signal; And
Lighting unit, it is connected with this power conversion unit electrical couplings, is used to receive high-frequency ac driving power signal that this power conversion unit the exports line light source of going forward side by side and drives and handle to export this light source drive signal.
7. lighting device according to claim 6, wherein, this lighting unit is the loop that lights a lamp.
8. lighting device according to claim 1, wherein, this first lighting unit is one of them of incandescent lamp, fluorescent lamp, Halogen lamp LED, metal halide lamp or LED lamp.
9. lighting device according to claim 1, wherein, this sensing cell is a current sensor.
10. lighting device according to claim 1, wherein, this lighting module also comprises:
Power conversion unit, it is connected with this power management module electrical couplings, is used to receive the DC power supply that this power management module exports and carries out power source conversion and handle to export this dc power signal;
The accumulate control unit, it is connected with this power conversion unit and this sensing cell electrical couplings, be used to receive the dc power signal that this power conversion unit exports and stored, and sense this light source driver module when not exporting this light source drive signal at this sensing cell, export stored dc power signal; And
Light source driving units, it is connected with this accumulate control unit electrical couplings, is used to receive dc power signal that this accumulate control unit the exported line light source of going forward side by side and drives and handle to export this lighting source drive signal.
11. lighting device according to claim 10, wherein, this power conversion unit is the dc-dc boost transducer.
12. lighting device according to claim 10, wherein, this accumulate control unit also comprises:
Rechargeable battery; And
Charge controller, it is connected with this power conversion unit, this sensing cell and this rechargeable battery electrical couplings, be used to receive dc power signal that this power conversion unit exports and this rechargeable battery is carried out charging procedure, when this rechargeable battery is full state, promptly stop this charging procedure, and sense this light source driver module when not exporting this light source drive signal in this sensing cell, export the stored dc power signal of this rechargeable battery.
13. lighting device according to claim 10, wherein, this light source driving units is for driving the loop.
14. lighting device according to claim 1, wherein, this second lighting unit is one of them of incandescent lamp, fluorescent lamp, Halogen lamp LED, metal halide lamp and LED lamp.
15. lighting device according to claim 1 also comprises:
Dimming controlling module, it is connected with this light source driver module and this sensing cell electrical couplings, be used to receive the light source drive signal of this sensing cell institute sensing and compare processing with set point, with output dim signal to this light source driver module, thereby make this light source driver module adjust the light-source brightness of this first lighting unit according to this dim signal.
16. lighting device according to claim 15, wherein, this set point is a default value.
17. lighting device according to claim 15, wherein, this comparison process is finished by logic comparator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101468264A CN101193483B (en) | 2006-11-23 | 2006-11-23 | Lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101468264A CN101193483B (en) | 2006-11-23 | 2006-11-23 | Lighting device |
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| CN101193483A true CN101193483A (en) | 2008-06-04 |
| CN101193483B CN101193483B (en) | 2011-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2006101468264A Active CN101193483B (en) | 2006-11-23 | 2006-11-23 | Lighting device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102858051A (en) * | 2011-06-27 | 2013-01-02 | 东芝照明技术株式会社 | Luminaire |
| CN103155710A (en) * | 2010-10-08 | 2013-06-12 | 夏普株式会社 | Power supply device and lighting device |
| CN106973471A (en) * | 2015-10-09 | 2017-07-21 | 松下知识产权经营株式会社 | Illuminator and means of illumination |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2117016U (en) * | 1991-11-27 | 1992-09-23 | 殷刚 | Multifunctional h-shape efficient brightness adjusting emergency lamp |
| CN1058113C (en) * | 1998-03-25 | 2000-11-01 | 司徒强生 | Invertible power supply for emergency lighting |
| CN2549684Y (en) * | 2002-05-28 | 2003-05-07 | 刘昌铭 | Internal auxiliary and emergercy illuminating lamps |
| CN1536728A (en) * | 2003-04-03 | 2004-10-13 | 华仕德科技股份有限公司 | Emergency illuminating equipment with automatic charging and discharging and monitoring function and its charging and discharging method |
| CN2781171Y (en) * | 2004-12-31 | 2006-05-17 | 彭洲龙 | LED lighting and emergency two-used light |
| CN101151489A (en) * | 2005-04-06 | 2008-03-26 | 肖裔平 | Integrated emergency lighting lamp |
-
2006
- 2006-11-23 CN CN2006101468264A patent/CN101193483B/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103155710A (en) * | 2010-10-08 | 2013-06-12 | 夏普株式会社 | Power supply device and lighting device |
| CN103155710B (en) * | 2010-10-08 | 2015-05-06 | 夏普株式会社 | Power supply device and lighting device |
| CN102858051A (en) * | 2011-06-27 | 2013-01-02 | 东芝照明技术株式会社 | Luminaire |
| CN102858051B (en) * | 2011-06-27 | 2015-03-11 | 东芝照明技术株式会社 | Luminaries |
| CN106973471A (en) * | 2015-10-09 | 2017-07-21 | 松下知识产权经营株式会社 | Illuminator and means of illumination |
| CN106973471B (en) * | 2015-10-09 | 2020-01-21 | 松下知识产权经营株式会社 | Illumination system and illumination method |
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| Publication number | Publication date |
|---|---|
| CN101193483B (en) | 2011-01-12 |
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