CN206821043U - Lamp device - Google Patents
Lamp device Download PDFInfo
- Publication number
- CN206821043U CN206821043U CN201720185094.3U CN201720185094U CN206821043U CN 206821043 U CN206821043 U CN 206821043U CN 201720185094 U CN201720185094 U CN 201720185094U CN 206821043 U CN206821043 U CN 206821043U
- Authority
- CN
- China
- Prior art keywords
- emitting diode
- light
- group
- lamp device
- light emitting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Led Device Packages (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
A kind of lamp device, there are following elements.First group of light emitting diode module, comprising multiclass light-emitting diode, inhomogeneity light-emitting diode has different color temperature characteristics.Drive circuit, power supply cause the multiclass light-emitting diode to send light to first group of light emitting diode module.Also, when the drive circuit supplies different electric current total values, the light characteristic of first group of light emitting diode module produces colour temperature change as electric current total value changes.Lamp device cost of the present utility model is low, stability is high and purposes is polynary, can further meet the life requirement of people.
Description
Technical field
The utility model is on a kind of lamp device, and especially in regard to the lamp device that can change the characteristics of luminescence.
Background technology
The mankind have the impression of sensitivity for light in the evolution of several ten million years.Although today is because of lighting engineering
Popularization so that daytime does not appear to difference with night, however, people still automatic can be influenceed by the characteristic of light.
For example, have it is demonstrated experimentally that some people have different notice concentration degrees when dusk and high noon.
Even, also there is medical research to show, by the control of colour temperature, the work alleviated can be produced for symptoms such as overanxiexty, insomnias
With.
However, the light fixture that can be changed at present to optical characteristics is still costly.If one kind can be found more
Meet cost, while the light fixture of effect can be brought, very big help will be brought to people's improvement of living.
Utility model content
A kind of lamp device is provided according to the utility model first embodiment.This lamp device includes following elements.
First group of light emitting diode module, comprising multiclass light-emitting diode, inhomogeneity light-emitting diode has
Different color temperature characteristics.Drive circuit, power supply cause the multiclass light emitting diode to first group of light emitting diode module
Element sends light, and when the drive circuit supplies different electric current total values, the light characteristic of first group of light emitting diode module
Colour temperature change is produced as electric current total value changes.This multiclass light-emitting diode can be adjusted by the phosphor characteristic of coating
Color temperature characteristic.
Light emitting diode realizes that white light has various ways, and it is luminous two to develop mode that is relatively early, having realized industrialization
Coating fluorescent powder on pole pipe chip and realize white light emission.Light emitting diode realizes that white light mainly has three kinds of sides using fluorescent material
Method.Specifically, first method is that the yellow fluorescent powder that can be stimulated by blue light, core are applied in blue led chips
The blue light that piece is sent is complementarily shaped to white light with the gold-tinted that fluorescent material is sent.Second of implementation method is blue led chips
Upper coating green and red fluorescence powder, the green glow and feux rouges that are sent by the blue light that chip is sent with fluorescent material be compound obtain it is white
Light, colour rendering are preferable.The third implementation method is the coating three primary colours or a variety of on purple light or ultraviolet light-emitting diodes chip
The fluorescent material of color, excited using the long wave ultraviolet light (370nm-380nm) or purple light (380nm-410nm) of the chip emission
Fluorescent material and realize white light emission, this method colour rendering is more preferable.The higher red of conversion efficiency and green emitting phosphor are mostly at present
Sulfide systems.In other words, different light characteristics can be adjusted by different phosphor constituents.
In addition, in further embodiment, lamp device can also include second group of light emitting diode module.Described second group
Light emitting diode module also includes multiclass light-emitting diode.Inhomogeneity light-emitting diode has different colour temperatures special
Property, drive circuit also supplies current to second group of light emitting diode module.
In addition, second group of light emitting diode module can have more the auxiliary electronic elements such as resistance.When drive circuitry arrives
First group of light emitting diode module and second group of light emitting diode module so that the first kind light emitting diode member
Part sends light with the second class light-emitting diode.In addition, the auxiliary electronic element is supplied not in the drive circuit
During with electric current total value, the phase that first group of light emitting diode module is received with second group of light emitting diode module is influenceed
To current ratio.In other words, in such lamp device, we can by change drive circuit supply total current, simultaneously
The characteristics of luminescence of first group of light emitting diode module and second group of light emitting diode module is adjusted with different brightness paces of change.
In certain embodiments, indoor power supply is converted into the electricity for being adapted to driving LED lighting element by the drive circuit
Scope is pressed, to be powered to first group of light emitting diode module and second group of light emitting diode module.
In certain embodiments, the auxiliary electronic element includes resistance.In other words, this auxiliary electronic element can be
Resistance or a simple electrical combination with specific electrical resistance numerical value, include resistance.
In certain embodiments, first group of light emitting diode module is also comprising supplement electronic component.The supplement electricity
Subcomponent has different circuit characteristics from the auxiliary electronic element, influence first group of light emitting diode module with it is described
The Opposed Current ratio that second group of light emitting diode module is received.In other words, supplementing electronic component can with auxiliary electronic element
Characteristic is changed with the last light of the joint effect that interlocks.
In certain embodiments, the auxiliary electronic element is packaged together with the second class light-emitting diode.
In certain embodiments, first spectral characteristic and second spectral characteristic are special for the optics for colour temperature
Property.
Colour temperature is a physical quantity for being used to define light source colour in light optics.Some black matrix is heated to a temperature
Degree, when the color of its light launched is identical with the color for the light that some light source is launched, the temperature of this black matrix heating is referred to as
The colour temperature of the light source, abbreviation colour temperature.Its unit is represented with " K " (kelvin degree unit).Colour temperature (colo (u) r
Temperature it is) that visible ray has the feature of important application in fields such as photography, video recording, publication.The colour temperature of light source is logical
Cross and contrast its color and theoretical hot dark matter radiant body to determine.When the color of hot dark matter radiant body and light source matches
Kelvin degree is exactly the colour temperature of that light source, and it is directly associated with Planck blackbody radiation law.Colour temperature is to represent light source
The most general index of spectral quality.Typically represented with Tc.Colour temperature is defined by absolute black body, the radiation of absolute black body and light
When the radiation of visual field is identical, now the temperature of black matrix just claims the colour temperature of this light source in source.Low color temperature light sources are characterized in
In Energy distribution, red radiation is comparatively some more, commonly referred to as " warm light "；After colour temperature improves, in Energy distribution, indigo plant radiation
Ratio increase, commonly referred to as " cold light ".The colour temperature of some Ordinary Light Sources Haves is：Standard candle is 1930K (kelvin degree unit)；
Tengsten lamp is 2760-2900K；Fluorescent lamp is 6400K；Flash lamp is 3800K；Noon sunlight is 5000K；X-flash is
6000K；Blue sky is 10000K.
In other words, we can change the overall colour temperature of lamp device by adjusting electric current.
In certain embodiments, different electric current total values are supplied when the drive circuit and gives first group of LED die
When group is with second group of light emitting diode module, first group of light emitting diode module and second group of light emitting diode
Module is because the speed difference that the ratio of brightness changes so that blends the overall spectrum characteristic come and also changes with different electric current total values
Become.
In addition, in some further embodiments, when the electric current total value from when becoming small greatly, the overall spectrum characteristic
Colour temperature be transformed into low colour temperature from high color temperature.Furthermore, it is understood that we can by adjust the first kind fluorescent material with it is described
The characteristic of second class fluorescent material, and the circuit characteristic of the setting auxiliary electronic element, in the electric current total value from diminishing greatly
When so that first group of light emitting diode module blends the overall spectrum come spy with second group of light emitting diode module
Property can simulate change to daytime dusk colour temperature change.
In a further embodiment, the drive circuit has multiple preset options, corresponds to the different electric current total values,
Different overall spectrum characteristics is selected for user.For example, lamp device can set several different buttons or cut
Switch is changed, the lighting demand for allowing user to go to select oneself to need from several default colour temperatures or the combination of other optical characteristics.
After user chooses, electric current corresponding to driving current generation just can light characteristic illumination corresponding to output.
The drive circuit has time control circuit in some implementations, according to default time scheduling, progressively adjusts
The electric current total value becomes hour from big so that the overall spectrum characteristic produces predetermined change with the time scheduling.Change
Yan Zhi, the lamp device can be allowed to simulate the scene for changing colour temperature over time over time automatically.Even, user can be with
According to demand or design demand, adjust this time scheduling.
In certain embodiments, first group of light emitting diode module assembles with second group of light emitting diode module
Into a modular array, there are this modular array two electrodes to be electrically connected to the drive circuit.The modular array can be elongated
Stripe shape.
In some further embodiments, one of them described lamp device has multiple modular arrays with parallel connection
Mode or the mode of series connection, or the mode in parallel plus series connection link together, and are uniformly carried out by the drive circuit
Power supply.
In some further embodiments, lamp device also includes bulb housing, and the bulb housing covers the modular array.
Also, multiple modular arrays can be arranged in the receiving space of the bulb housing with nonparallel mode.So can be more
The problem of good processing radiating and whole lighting efficiency.
In addition, in certain embodiments, the arrangement of the multiclass light-emitting diode arranges in an interleaved manner so that no
Similar light-emitting diode is uniformly distributed, to produce the uniform light of colour mixture.
Also, in certain embodiments, by adjusting the relative populations ratio of the multiclass light-emitting diode, to set
The color temperature characteristic of fixed overall lamp device.
According to such embodiment, the lamp device low, stability is high and purposes is polynary is may be provided in, improves people
Life.
Brief description of the drawings
Fig. 1 illustrates the lamp device circuit diagram according to the utility model embodiment.
Fig. 2 illustrates a kind of element schematic of embodiment.
Fig. 3 illustrates colour temperature curent change figure.
Fig. 4 A, Fig. 4 B, Fig. 4 C illustrate the different examples for mixing diode element not of the same race from Fig. 4 D.
Fig. 5 illustrates another example for mixing diode element not of the same race.
Embodiment
It refer to Fig. 1.Fig. 1 illustrates the lamp device circuit diagram according to the utility model embodiment.According to this practicality
New first embodiment provides a kind of lamp device.This lamp device includes following elements.
First group of light emitting diode module 11 includes two or more light emitting diode (Light Emitted Diode) members
Part.The surface of inhomogeneity light-emitting diode covers different fluorescent material.
Second group of light emitting diode module 12 also includes two or more light-emitting diode and auxiliary electronic element.
The surface of inhomogeneity light-emitting diode covers different fluorescent material.
Light emitting diode realizes that white light has various ways, and it is luminous two to develop mode that is relatively early, having realized industrialization
Coating fluorescent powder on pole pipe chip and realize white light emission.Light emitting diode realizes that white light mainly has three kinds of sides using fluorescent material
Method.Specifically, first method is that the yellow fluorescent powder that can be stimulated by blue light, core are applied in blue led chips
The blue light that piece is sent is complementarily shaped to white light with the gold-tinted that fluorescent material is sent.Second of implementation method is blue led chips
Upper coating green and red fluorescence powder, the green glow and feux rouges that are sent by the blue light that chip is sent with fluorescent material be compound obtain it is white
Light, colour rendering are preferable.The third implementation method is the coating three primary colours or a variety of on purple light or ultraviolet light-emitting diodes chip
The fluorescent material of color, excited using the long wave ultraviolet light (370nm-380nm) or purple light (380nm-410nm) of the chip emission
Fluorescent material and realize white light emission, this method colour rendering is more preferable.The higher red of conversion efficiency and green emitting phosphor are mostly at present
Sulfide systems.In other words, different light characteristics can be adjusted by different phosphor constituents.
First group of light emitting diode module 11 and second group of light emitting diode module are arrived in the power supply of drive circuit 13
12 so that the first kind light-emitting diode sends light with the second class light-emitting diode.In addition, the auxiliary
Electronic component the drive circuit supply different electric current total values when, influence first group of light emitting diode module 11 with it is described
The Opposed Current ratio that second group of light emitting diode module 12 is received.
In other words, in such lamp device, we can by change drive circuit 13 supply total current, use simultaneously
Different brightness paces of change adjusts the luminous spy of first group of light emitting diode module 11 and second group of light emitting diode module 12
Property.
It refer to Fig. 2.Fig. 2 illustrates the element schematic with the utility model embodiment.
Fig. 2 is the circuit diagram of a light emitting module group, can be fabricated to a module component.In fig. 2, first group
Light emitting diode module 211 has two kinds of different light-emitting diodes 2111,2112.Likewise, second group of light emitting diode
Module 22 can also be by two kinds of different light-emitting diodes.Although being using two kinds as explanation here, can expand
Light-emitting diode to more than three kinds.These different light-emitting diodes can be with entirely different or surface
The fluorescent material of coating is different.Resistance 212 is used as auxiliary electronic element, can adjust first group of light emitting diode module 211 and
Two groups of light emitting diode modules 22 have different current variation speeds when total current changes.
It refer to Fig. 3.Fig. 3 diagrammatic illustrations 3 illustrate colour temperature curent change figure.As described above, when we are by adjusting fluorescent material
Characteristic sets the characteristic of first group of light emitting diode module and second group of light emitting diode module, and we can set first
The colour temperature of group light emitting diode module and second group of light emitting diode module.In addition, the circuit by adjusting auxiliary electronic element
Characteristic, the Opposed Current that we can further adjust first group of light emitting diode module and second group of light emitting diode module become
Change ratio.Fig. 3 is when supplying total current change by adjusting drive circuit, by first group of light emitting diode module and second group
Light emitting diode module blends the colour temperature come and changes situation.
In certain embodiments, indoor power supply is converted into the electricity for being adapted to driving LED lighting element by the drive circuit
Scope is pressed, to be powered to first group of light emitting diode module and second group of light emitting diode module.
In certain embodiments, the auxiliary electronic element includes resistance.In other words, this auxiliary electronic element can be
Resistance or a simple electrical combination with specific electrical resistance numerical value, include resistance.
In certain embodiments, first group of light emitting diode module is also comprising supplement electronic component.The supplement electricity
Subcomponent has different circuit characteristics from the auxiliary electronic element, influence first group of light emitting diode module with it is described
The Opposed Current ratio that second group of light emitting diode module is received.In other words, supplementing electronic component can with auxiliary electronic element
Characteristic is changed with the last light of the joint effect that interlocks.
In certain embodiments, the auxiliary electronic element is packaged together with the second class light-emitting diode.
In certain embodiments, first spectral characteristic and second spectral characteristic are special for the optics for colour temperature
Property.
Colour temperature is a physical quantity for being used to define light source colour in light optics.Some black matrix is heated to a temperature
Degree, when the color of its light launched is identical with the color for the light that some light source is launched, the temperature of this black matrix heating is referred to as
The colour temperature of the light source, abbreviation colour temperature.Its unit is represented with " K " (kelvin degree unit).Colour temperature (colo (u) r
Temperature it is) that visible ray has the feature of important application in fields such as photography, video recording, publication.The colour temperature of light source is logical
Cross and contrast its color and theoretical hot dark matter radiant body to determine.When the color of hot dark matter radiant body and light source matches
Kelvin degree is exactly the colour temperature of that light source, and it is directly associated with Planck blackbody radiation law.Colour temperature is to represent light source
The most general index of spectral quality.Typically represented with Tc.Colour temperature is defined by absolute black body, the radiation of absolute black body and light
When the radiation of visual field is identical, now the temperature of black matrix just claims the colour temperature of this light source in source.Low color temperature light sources are characterized in
In Energy distribution, red radiation is comparatively some more, commonly referred to as " warm light "；After colour temperature improves, in Energy distribution, indigo plant radiation
Ratio increase, commonly referred to as " cold light ".The colour temperature of some Ordinary Light Sources Haves is：Standard candle is 1930K (kelvin degree unit)；
Tengsten lamp is 2760-2900K；Fluorescent lamp is 6400K；Flash lamp is 3800K；Noon sunlight is 5000K；X-flash is
6000K；Blue sky is 10000K.
In other words, we can change the overall colour temperature of lamp device by adjusting electric current.
In certain embodiments, different electric current total values are supplied when the drive circuit and gives first group of LED die
When group is with second group of light emitting diode module, first group of light emitting diode module and second group of light emitting diode
Module is because the speed difference that the ratio of brightness changes so that blends the overall spectrum characteristic come and also changes with different electric current total values
Become.
In addition, in some further embodiments, when the electric current total value from when becoming small greatly, the overall spectrum characteristic
Colour temperature be transformed into low colour temperature from high color temperature.Furthermore, it is understood that we can by adjust the first kind fluorescent material with it is described
The characteristic of second class fluorescent material, and the circuit characteristic of the setting auxiliary electronic element, in the electric current total value from diminishing greatly
When so that first group of light emitting diode module blends the overall spectrum come spy with second group of light emitting diode module
Property can simulate change to daytime dusk colour temperature change.
In a further embodiment, the drive circuit has multiple preset options, corresponds to the different electric current total values,
Different overall spectrum characteristics is selected for user.For example, lamp device can set several different buttons or cut
Switch is changed, the lighting demand for allowing user to go to select oneself to need from several default colour temperatures or the combination of other optical characteristics.
After user chooses, electric current corresponding to driving current generation just can light characteristic illumination corresponding to output.
The drive circuit has time control circuit in some implementations, according to default time scheduling, progressively adjusts
The electric current total value becomes hour from big so that the overall spectrum characteristic produces predetermined change with the time scheduling.Change
Yan Zhi, the lamp device can be allowed to simulate the scene for changing colour temperature over time over time automatically.Even, user can be with
According to demand or design demand, adjust this time scheduling.
In certain embodiments, first group of light emitting diode module assembles with second group of light emitting diode module
Into a modular array, there are this modular array two electrodes to be electrically connected to the drive circuit.The modular array can be elongated
Stripe shape.It refer to Fig. 4 A, Fig. 4 B, Fig. 4 C and Fig. 4 D.Fig. 4 A, Fig. 4 B, Fig. 4 C illustrate with Fig. 4 D mixes diode element not of the same race
Different examples.
In Figure 4 A, first group of light emitting diode module 41 has two kinds of different light-emitting diodes 411,412.This
Two kinds of different light-emitting diodes 411,412 are arranged separately on top with lower section.Likewise, second group of LED die
Group also has two kinds of different light-emitting diodes.In this example, top half is all the first light emitting diode member
Part, and lower part is then second of light-emitting diode.
Then, be also all in Fig. 4 B, Fig. 4 C and Fig. 4 D it is indivedual have the first light emitting diode module 431,441,451 with
Second group of light emitting diode module 432,442,452.Two kinds of above-mentioned light-emitting diodes can use different proportion, different positions
Configuration is put, to adjust the characteristics of luminescence that place needs.Except using two kinds of light-emitting diode tube elements, more than three kinds hairs can also be used
Optical diode element.And putting in order more to interlock, the effect that colour mixture comes out is allowed evenly.
Fig. 5 provides the example of another embodiment.In Figure 5, two kinds of light-emitting diodes 501,502 are with predetermined
Arrangement mode is arranged in a light emitting diode module.In other words, variously-shaped light emitting diode module can be set
Meter comes out.And the wire of similar light-emitting diode can be picked out come in concatenation such as resistance by way of coiling
Etc. above-mentioned auxiliary electronic element.Above-mentioned adjustment total current can also be reached by this mode, change the purpose of colour temperature.
Except above-mentioned example, as long as other modifications are with deforming under concept of the present utility model, it should can also belong to
Covering scope of the present utility model.
Claims (20)
1. a kind of lamp device, it is characterised in that include：
First group of light emitting diode module, comprising multiclass light-emitting diode, inhomogeneity light-emitting diode has difference
Color temperature characteristic；And
Drive circuit, power supply cause the multiclass light-emitting diode to send light to first group of light emitting diode module,
And when the drive circuit supplies different electric current total values, the light characteristic of first group of light emitting diode module is with electric current total value
Change and produce colour temperature change.
2. lamp device as claimed in claim 1, it is characterised in that also comprising second group of light emitting diode module, described
Two groups of light emitting diode modules also include multiclass light-emitting diode, and inhomogeneity light-emitting diode has different colour temperatures
Characteristic, drive circuit also supply current to second group of light emitting diode module.
3. lamp device as claimed in claim 2, it is characterised in that second group of light emitting diode module also includes auxiliary electron
Element, the auxiliary electronic element influence first group of light-emitting diodes when the drive circuit supplies different electric current total values
The Opposed Current ratio that pipe die group and second group of light emitting diode module are received.
4. lamp device as claimed in claim 3, it is characterised in that the auxiliary electronic element includes resistance.
5. lamp device as claimed in claim 3, it is characterised in that when the drive circuit supplies different electric current total values to institute
When stating first group of light emitting diode module and second group of light emitting diode module, first group of light emitting diode module with
Second group of light emitting diode module is because the speed difference that the ratio of brightness changes so that it is special to blend the overall spectrum come
Property also with different electric current total values change.
6. lamp device as claimed in claim 5, it is characterised in that when the electric current total value from when becoming small greatly, the entirety
The colour temperature of spectral characteristic is transformed into low colour temperature from high color temperature.
7. lamp device as claimed in claim 3, it is characterised in that first group of light emitting diode module is also comprising supplement
Electronic component, the supplement electronic component have different circuit characteristics from the auxiliary electronic element, influence described first group
The Opposed Current ratio that light emitting diode module and second group of light emitting diode module are received.
8. lamp device as claimed in claim 7, it is characterised in that by adjusting the circuit characteristic of the auxiliary electronic element,
Become hour from big in the electric current total value so that first group of light emitting diode module and second group of LED die
Group, which blends the overall spectrum characteristic come, can simulate the colour temperature change for changing to dusk daytime.
9. lamp device as claimed in claim 3, it is characterised in that the drive circuit has multiple preset options, corresponding
The different electric current total values, different overall spectrum characteristics is selected for user.
10. lamp device as claimed in claim 3, it is characterised in that the drive circuit has time control circuit, according to
Default time scheduling, progressively adjust the electric current total value and become hour from big so that overall spectrum characteristic is arranged with the time
Journey produces predetermined change.
11. lamp device as claimed in claim 3, it is characterised in that first group of light emitting diode module and described the
Two groups of light emitting diode modules are assembled into a modular array, and this modular array has two electrodes to be electrically connected to the driving electricity
Road.
12. lamp device as claimed in claim 11, it is characterised in that the modular array is elongated stripe shape.
13. lamp device as claimed in claim 12 a, it is characterised in that lamp device has multiple modules
Block links together in parallel, and is uniformly powered by the drive circuit.
14. lamp device as claimed in claim 12 a, it is characterised in that lamp device has multiple modules
Block is connected in series to together, and is uniformly powered by the drive circuit.
15. lamp device as claimed in claim 12, it is characterised in that also comprising bulb housing, the bulb housing covers described
Modular array.
16. lamp device as claimed in claim 15, it is characterised in that multiple modular arrays are arranged in a manner of nonparallel
In the receiving space of the bulb housing.
17. lamp device as claimed in claim 1, it is characterised in that the multiclass light-emitting diode is by being coated with not
Same fluorescent material reaches different color temperature characteristics.
18. lamp device as claimed in claim 1, it is characterised in that indoor power supply is converted into being adapted to by the drive circuit
The voltage range of light-emitting diode is driven, to be powered to first group of light emitting diode module.
19. lamp device as claimed in claim 1, it is characterised in that the arrangement of the multiclass light-emitting diode is to hand over
Wrong mode arranges so that inhomogeneous light-emitting diode is uniformly distributed, to produce the uniform light of colour mixture.
20. lamp device as claimed in claim 1, it is characterised in that by the phase for adjusting the multiclass light-emitting diode
To quantitative proportion, to set the color temperature characteristic of overall lamp device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720185094.3U CN206821043U (en) | 2017-02-28 | 2017-02-28 | Lamp device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720185094.3U CN206821043U (en) | 2017-02-28 | 2017-02-28 | Lamp device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206821043U true CN206821043U (en) | 2017-12-29 |
Family
ID=60750288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720185094.3U Active CN206821043U (en) | 2017-02-28 | 2017-02-28 | Lamp device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206821043U (en) |
-
2017
- 2017-02-28 CN CN201720185094.3U patent/CN206821043U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106658872A (en) | Lamp device | |
| US10893589B2 (en) | LED bulb | |
| US9839083B2 (en) | Solid state lighting apparatus and circuits including LED segments configured for targeted spectral power distribution and methods of operating the same | |
| CN103548418B (en) | LED light-adjusting module | |
| KR101419954B1 (en) | Lighting device and lighting method | |
| CN201225532Y (en) | Power type white light LED | |
| JP4749912B2 (en) | lighting equipment | |
| CN102667320B (en) | There is the lighting device of the spectral power distribution of restriction | |
| CN101790264B (en) | Method for light-adjusting solar spectrum-like LED | |
| CN103650643A (en) | Systems and methods for controlling solid state lighting devices and lighting apparatus incorporating such systems and/or methods | |
| US20140197750A1 (en) | Systems and methods for controlling solid state lighting during dimming and lighting apparatus incorporating such systems and/or methods | |
| CN103262657A (en) | Solid state lighting apparatus with configurable shunts | |
| JP5015301B2 (en) | lighting equipment | |
| KR20130019027A (en) | Lighting device and lighting method | |
| CN105240748A (en) | LED plant-growth lamp with continuous spectrum | |
| CN102661500B (en) | Light emitting diode (LED) light source component and LED lamp provided with same | |
| CN101764067A (en) | Method for encapsulating similar solar spectrum LED | |
| WO2015085050A1 (en) | Leds configured for targeted spectral power disbution | |
| CN102588805A (en) | Color temperature adjustable LED (light emitting diode) device and color temperature adjustable lamp | |
| CN102231377A (en) | High color rendering light emitting diode and manufacture method thereof | |
| CN206522634U (en) | Lamp device is with illuminating module block | |
| CN206821043U (en) | Lamp device | |
| CN207021262U (en) | A kind of three-primary color LED device of integration packaging | |
| CN217689728U (en) | Lighting device | |
| CN101476701B (en) | Method for generating white light by violet LED |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |