CN101075608A - Luminescent device and its operation - Google Patents
Luminescent device and its operation Download PDFInfo
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- CN101075608A CN101075608A CNA2006100782625A CN200610078262A CN101075608A CN 101075608 A CN101075608 A CN 101075608A CN A2006100782625 A CNA2006100782625 A CN A2006100782625A CN 200610078262 A CN200610078262 A CN 200610078262A CN 101075608 A CN101075608 A CN 101075608A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/48247—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a bond pad of the item
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/49—Structure, shape, material or disposition of the wire connectors after the connecting process of a plurality of wire connectors
- H01L2224/491—Disposition
- H01L2224/4911—Disposition the connectors being bonded to at least one common bonding area, e.g. daisy chain
- H01L2224/49113—Disposition the connectors being bonded to at least one common bonding area, e.g. daisy chain the connectors connecting different bonding areas on the semiconductor or solid-state body to a common bonding area outside the body, e.g. converging wires
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Abstract
An illuminating device includes a premier illuminator to eradiate a premier light of a premier wave scope, a secondary illuminator to eradiate a secondary light of a secondary wave scope, a third illuminator to eradiate a third light of a third wave scope, a fourth illuminator to eradiate a fourth light of a fourth wave scope. The premier, secondary, third and fourth wave scope are different and covering visible range.
Description
Technical field
The present invention is relevant a kind of light-emitting device, especially relevant a kind of four look light-emitting devices of white light and method of operating this kind four look light-emitting devices of launching.
Background technology
Light-emitting diode (LEDs) as light source, luminaire, indicator light and display, is the solid-state light generating device of knowing now normally, and the light of its generation has peak wavelength in a specific region of spectrum.LEDs is beneficial to as light source several reasons.When LEDs and bulb or fluorescent lamp (fluorescent lamp) compare, have more mechanical strength, because they can tolerate bigger impact or vibrations usually.In addition, the common long service life of LEDs can reduce the frequency of changing the damage diode.When needing to change a LED, also easier to be more economical than changing fluorescence source.In addition, LEDs has low-power consumption, volume is little and lightweight advantage, so can be used on the various demonstration purposes, from the Backlight For Liquid Crystal Display Panels to the traffic signal light.
The LEDs that has developed at present can launch red (R), green (G), blue (B) coloured light respectively.Because it is extremely important that white shows for panchromatic (full-color) image, so in the prior art, has at least two kinds of distinct methods to launch white light.In first method, the light that red, green, blue LEDs sends is separately mixed, penetrate light so that white hair to be provided, or provide other color emission light in case of necessity.Yet, in first kind of method, may be difficult to provide wave-length coverage about amber (Huang) the look emission light of 570nm (nanometer) to 600nm based on redgreenblue.In addition, the first method white hair that may also be difficult to provide correlated colour temperature (CCT) to be lower than about 3000 ° of K (Ke Shi absolute temperature) is penetrated light.
In the second approach, be to use a kind of wavelength Conversion technology to realize launching light color.The wavelength Conversion technology mainly is to place the phosphorus on the luminescence component can absorb from the light of this luminescence component emission, and send the wavelength light different with absorbed light according to principle.Especially, after phosphorus absorbs the light of luminescence component emission, can radiation have the photochromic luminescence generated by light (photo-luminescence) of different emissions.For example, among the LED based on the wavelength Conversion technology,, local or influenced by phosphorus and wavelength Conversion takes place from the blue light of blue light-emitting assembly emission.As a result, give off the color light different with blue light.For example, when using yellow phosphorus, the gold-tinted that obtains via wavelength Conversion can with the blue light that is not subjected to wavelength Conversion, so that a kind of mixed light to be provided.Theoretically speaking, when the LED outside was watched, this kind mixed light seemed white light.The shortcoming of second method is, because the phosphorus layer thickness is quite little, so the light quantity that the phosphorus layer absorbs is also little.The gold-tinted amount of therefore, being launched does not reach gratifying degree.Based on this reason, the emission color of beholder institute perception and unexpected color, that is, be not white, and may be the white (Bluish white or yellow-white) that band is blue or band is yellow.
Therefore, preferably can there be a kind of light-emitting device that the emission light of required color can be provided, such as white light; And a kind of method of operating this kind light-emitting device is arranged, so that better color rendering (colorrendering) to be provided.
Summary of the invention
The relevant a kind of light-emitting device of the present invention, and the method for this light-emitting device of operation are in order to overcome the one or more of problems that restriction of the prior art and shortcoming are caused.
According to one embodiment of the invention, wherein provide a kind of light-emitting device of launching white light or other color of light.This device comprises that one first luminescent device has the first emission light of first wave-length coverage in order to emission, one second luminescent device has the second emission light of second wave-length coverage in order to emission, the 3rd emission light that one the 3rd luminescent device has wavelength range in order to emission, and one the 4th luminescent device has the 4th emission light of the 4th wave-length coverage in order to emission; Wherein, this first, second, third, and the 4th wave-length coverage differ from one another and the spectrum of covering visible.
According to the present invention, wherein provide a kind of light-emitting device of launching white light or other color of light equally.This device comprises one first luminescent device in order to red-emitting, and one second luminescent device is in order to transmitting green light, and one the 3rd luminescent device is in order to the emission blue light, and one the 4th luminescent device is in order to emission amber light; Wherein, by by combination this first, second, third, and the 4th luminescent device the emission of white light is provided.
Further, wherein provide a kind of light-emitting device of launching white light or other color of light according to the present invention.This device comprises that most first luminescent devices have the first emission light of first wave-length coverage in order to emission, most second luminescent devices have the second emission light of second wave-length coverage in order to emission, the 3rd emission light that most the 3rd luminescent devices have wavelength range in order to emission, and most the 4th luminescent device has the 4th emission light of the 4th wave-length coverage in order to emission; Wherein, this majority first, second, third, and the 4th luminescent device be to arrange with the ranks matrix-style, and this first, second, third, and the 4th wave-length coverage differ from one another and the spectrum of covering visible.
According to the present invention, wherein provide a kind of method can launch the light-emitting device of white light or other color of light equally in order to operate one.The method comprises: the first emission light that has first wave-length coverage from first luminescent device radiation of this light-emitting device, the second emission light that has second wave-length coverage from second luminescent device radiation of this light-emitting device, from the 3rd emission light that the 3rd luminescent device radiation of this light-emitting device has wavelength range, the 4th emission light that has the 4th wave-length coverage from the 4th luminescent device radiation of this light-emitting device; Mixing from this first, second, third, and the light of the 4th luminescent device radiation, penetrate light to produce white hair.
Equally according to the present invention, wherein provide a kind of method can emit white light or the light-emitting device of other color of light in order to operate one.The method comprises: radiate red emission light from first luminescent device of this light-emitting device, radiate green emission light from second luminescent device of this light-emitting device, from the blue emission of the 3rd luminescent device radiation light of this light-emitting device, reach the 4th luminescent device radiation amber emission light from this light-emitting device; And mix from this first, second, third, and the light of the 4th luminescent device radiation, penetrate light to produce white hair.
Aforementioned summary of the invention and following execution mode describe in detail, can be by obtain better understanding with reference to accompanying drawing.For to illustrate the present invention, show the preferred embodiment that the present invention is present in the accompanying drawing.Yet the present invention is not limited to just like device shown in the figure and means.
Description of drawings
Figure 1A is light-emitting device synoptic diagram according to an embodiment of the invention;
Figure 1B is the vertical view of light-emitting device shown in Figure 1A;
Fig. 2 A, 2B and 2C are light-emitting device synoptic diagram according to another embodiment of the present invention;
Fig. 3 A is a colourity coordinate system, the color in the definition color space;
Fig. 3 B is the Planck curve chart of obtaining from chromaticity coordinate system shown in Fig. 3 A; And
Fig. 4 is a flow chart, shows according to one embodiment of the invention in order to operate the method for a light-emitting device.
[primary clustering symbol description]
10 light-emitting devices
R first luminescent device (red-emitting)
G second luminescent device (transmitting green light)
B the 3rd luminescent device (emission blue light)
A the 4th luminescent device (emission amber light)
12 first pedestals
The 12-R pin
The 12-G pin
The 12-B pin
The 12-A pin
14 substrates
15 gold threads
16 second pedestals
17 pins
18 transparent polymer or plastic molding compounds
Embodiment
Figure 1A is the synoptic diagram of light-emitting device 10 according to an embodiment of the invention.Please refer to Figure 1A, light-emitting device 10 comprises one first luminescent device, and label is R, in order to the first emission light to be provided, one second luminescent device, label are G, in order to the second emission light to be provided, one the 3rd luminescent device, label is B, in order to the 3rd emission light to be provided, reaches one the 4th luminescent device, label is A, in order to the 4th emission light to be provided.First, second, third, reach the 4th emission light wave-length coverage separately and differ from one another, but the spectrum of covering visible.The wave-length coverage that visible light comprises drops on about 380nm (nanometer) between the 780nm, and it distributes from purple through blue, green, yellow, orange to redness.In this scope outside wavelength less than the ultraviolet ray of 380nm and wavelength infrared ray greater than 780nm.In one embodiment of the invention, it is ruddiness for emission wavelength ranges 600nm to 640nm that this first luminescent device R is provided; It is green glow for emission wavelength ranges 500nm to 570nm that this second luminescent device G is provided; It is blue light for emission wavelength ranges 420nm to 500nm that the 3rd luminescent device B is provided; It is amber light for emission wavelength ranges 570nm to 600nm that the 4th luminescent device A is provided.
Luminescent device R, G in the present embodiment, B, A comprise most light-emitting diodes, but can comprise other luminescence component, such as inorganic light-emitting assembly, laser diode, inorganic thin film formula EL sheet, and inorganic thin film formula electroluminescence part.First, second, third, fourth luminescent device R, G, B, A are arranged on one first pedestal 12 with for example existing chip bonding (die bonding) processing procedure.Pin 12-R, 12-G, 12-B, and 12-A extend and penetrate a substrate 14 from first pedestal 12, its function is as one first electrode, for example, respectively as the negative electrode of first, second, third, fourth luminescent device R, G, B, A.First, second, third, fourth luminescent device R, G, B, A are engaged to one second pedestal 16 via a gold thread 15 with terminal conjunction method separately.Pin 17 is from 16 extensions of second pedestal and penetrate substrate 14, and its function is as one second electrode, for example, and as the shared anode of first, second, third, fourth luminescent device R, G, B, A.Pin 12-R, 12-G, 12-B, 12-A and 17 provide electric power to luminescent device R, G, B, A.Luminescent device R, G, B, A are with for example existing jet forming method, are encapsulated in fully in the transparent polymer or plastic molding compound 18.
Figure 1B shows the vertical view of light-emitting device shown in Figure 1A 10.What Figure 1A and Figure 1B showed is a lamp type light-emitting device, is meant a kind ofly to comprise that most pins penetrate the light-emitting device of a substrate.Yet the present invention is not limited to lamp type purposes, and can be equally applicable to chip-shaped light-emitting device, that is comprises that most pins are installed on the light-emitting device of a substrate surface.
Fig. 2 A, 2B, 2C are light-emitting device synoptic diagram according to another embodiment of the present invention.Please refer to Fig. 2 A, light-emitting device 21 comprises most first, second, third, fourth luminescent device R, G, B, A, and its characteristic and function were discussed with reference to Figure 1A, 1B as preceding.In light-emitting device 21, luminescent device R, G, B, A form delegation's column matrix.Each of matrix (horizontal stroke) row comprise first, second, third, fourth luminescent device R, G, B, the A that is provided with in proper order with one-period property.That is, the order of R-G-B-A for example.In another embodiment of the present invention, each of this matrix (directly) row comprises first, second, third, fourth luminescent device R, G, B, the A that is provided with in proper order with one-period property.
Please refer to Fig. 2 B, light-emitting device 22 comprises that most first, second, third, fourth luminescent device R, G, B, A form delegation's column matrix.Each of matrix (horizontal stroke) row only comprise first, second, third, fourth luminescent device R, G, B, A wherein one.More particularly, the first luminescent device R is arranged in first row, and the second luminescent device G is arranged in the secondary series, by that analogy.Please refer to Fig. 2 C, light-emitting device 23 comprises that most first, second, third, fourth luminescent device R, G, B, A form delegation's column matrix.Each of matrix (horizontal stroke) row comprise wherein two kinds of first, second, third, fourth luminescent device R, G, B, A, and are to comprise wherein two kinds in addition of first, second, third, fourth luminescent device R, G, B, A with another row of each row direct neighbor.More particularly, when the second and the 4th luminescent device G, A were arranged on first row, the first and the 3rd luminescent device R, B then were arranged in the secondary series, by that analogy.
Fig. 3 A is a colourity coordinate system (chromaticity coordinate system), in order to define the color in the color space.The purpose of Fig. 3 A and Fig. 3 B is provided, and is the method in order better understanding to be used for operating a light-emitting device according to the present invention.Usually, radiative chromaticness can be measured with multiple different assessment systems." colourity " is to come define color with tone (hue) and chroma (saturation)." CIE " develops a kind of chromaticity coordinate system of by Commission Internationale De L'Eclairage.Each cie color coordinate is the color that definition is positioned at " 1931 CIE " color space.These coordinates are defined as x, y, z, and are respectively three standard primary X, Y, Z (the tristimulus value(s) tristimulus values) ratio of these three tristimulus value(s) summations relatively.The CIE chart comprises each tristimulus value(s) and the ratio x of its summation, the distribution map of y, z.When reduced coordinate x, y, z always add as 1 situation, use two-dimentional CIE (x, y) figure usually.Fig. 3 A shows one of the example.Please refer to Fig. 3 A, green, blue, red, white roughly lays respectively at going up district, lower-left district, bottom right district, reaching central area of CIE chart.
Fig. 3 B is Planck curve (PlanckianCurve) figure that obtains from chromaticity coordinate system shown in Fig. 3 A.White is the key factor that full-colour image shows in the light-emitting diode display.(correlated colortemperature CCT) illustrates the color that various pictures are white (white-like colors) available a kind of " correlated colour temperature ".For example, when a metal is heated, can produces light emission and come out, flameless combustion and originally radiating light takes on a red color.When METAL HEATING PROCESS constantly heated up, the light of being launched was transformed into higher quantum energy, at first was reddish light, was transformed into white light then, became bluish white light at last.There is a kind of system to be developed to be used for these colors of interpretation in a variation that is called on the standard object of blackbody radiation source (blackbody radiator).Apparent temperature and deciding, blackbody radiation source can be launched the ray of picture white.Available then cie color chart illustrates the color of this kind picture continuous x-ray.Therefore, for the light source that desire is identified, its correlated colour temperature promptly is the temperature of blackbody radiation source when producing the colourity of similar light source colourity.Colour temperature and CCT represent with Ke Shi absolute temperature (° K).Please refer to Fig. 3 B, also please refer to Fig. 3 A and contrast wherein coordinate, for the LED purposes, required white hair is penetrated light CCT value and is dropped on about 6500 ° of K.
In addition, have a kind of " drilling colour index " of setting up via visual experiment (color renderingindex, CRI).Wherein, determine one to be identified the correlated colour temperature of light source earlier.Earlier illuminate eight standard color samples then, again with bright these eight standard color samples of the illumination that black matrix produced with identical colour temperature with this light source.If not variable color of a standard color sample is arranged, then this light source has perfect in theory special CRI value 100.The general colour index of drilling is called " Ra ", be all eight standard color samples drill colour index mean value.
Fig. 4 is a flow chart, shows according to one embodiment of the invention in order to operate the method for a light-emitting device.Please refer to Fig. 4, in the step 41, provide one have as previously mentioned first, second, third, and the light-emitting device of the 4th luminescent device.Secondly, in step 42,43,44,45, respectively from this light-emitting device first, second, third, and the 4th luminescent device radiate have first, second, third separately, and the 4th wave-length coverage first, second, third, and the 4th emission light.In step 46, mix from first, second, third, and the emission light that radiates of the 4th luminescent device, penetrate light to produce white hair.This first, second, third, and the 4th wave-length coverage differ from one another and the spectrum of covering visible.In one embodiment, this first, second, third, and the 4th luminescent device respectively red-emitting, green glow, blue light, amber light.
Then in step 47, in case of necessity, adjust first, second, third, and one emitted luminescence intensity of the 4th luminescent device, the white hair that will have first a correlated colour temperature CCT value is penetrated light and is changed over the 2nd CCT value.The white hair that is produced is penetrated light in an embodiment of the present invention, and its correlated colour temperature can be adjusted between about 1000 ° of K to 10000 ° of K, produce compared to technology before preferable drill colour index Ra.In another embodiment, when adjusting emitted luminescence intensity, be with a predetermined beam intensity ratio radiate this first, second, and the 3rd emission light, the 4th radiative intensity is then adjusted to the white hair that can obtain to have the 2nd CCT value and is penetrated light.In one embodiment, the radiative strength ratio of this red, green, blue is about 1: 4.59: 0.06.Increase the radiative intensity of amber then, the CCT value is changed towards the lower temperature direction in the Planck curve chart shown in Fig. 3 B; Perhaps reduce the radiative intensity of amber, the CCT value is changed towards the higher temperatures direction in the Planck curve chart.
In an embodiment again, when adjusting emitted luminescence intensity, in order to generation have a CCT value white radiative first, second, and the 4th emitted luminescence intensity remain unchanged, the 3rd radiative intensity is then adjusted to the white hair that can obtain to have the 2nd CCT value and is penetrated light.For example, red, green, the radiative intensity of amber is constant in one embodiment, and blue emitted luminescence intensity increases, and the CCT value is changed towards the higher temperatures direction in the Planck curve chart; Perhaps reduce blue radiative intensity, the CCT value is changed towards the lower temperature direction in the Planck curve chart.
Change white hair and penetrate the method for light CCT value, be equally applicable to other color emission light beyond the white in the visible light.In one embodiment of the invention, be with a predetermined beam intensity ratio radiate this first, second, and the 3rd emission light, the 4th radiative intensity is then adjusted to a certain color emission light that can obtain in the visible light.In another embodiment, be to select one of the first, second, third and the 4th luminescent device for use, and radiate its emission light with the luminescent device that a predetermined beam intensity ratio never is selected.The emitted luminescence intensity that the luminescent device of selecting for use is radiated is adjusted to a certain color emission light that can obtain in the visible light then.
When explanation the present invention representational embodiment, may be that the step with particular order proposes method of the present invention or program in the specification.Yet when these methods or program did not rely on the aforementioned particular order of steps of this paper, the inventive method or program should be not limited to described particular order of steps.Professional person in this type of technos should understand, and other sequence of steps also may be suitable for.Therefore, the particular order of steps of explanation should not be used for being construed to the restriction of claim in this specification.In addition, the patent request Xiang Buying of relevant the inventive method or program is limited to the step of carrying out described order, and professional technique personage can understand easily, and these orders can change, and still remains in the present invention's spirit and the scope.
Can do multiple variation in the various embodiments described above and not break away from generalized concept of the present invention.Therefore, take off specific embodiment before the present invention is not limited to, but contain various modifications and variation in spirit of the present invention and the scope, define as appended claim.
Claims (30)
1. light-emitting device is characterized in that comprising:
One first luminescent device, the first emission light that has first wave-length coverage in order to emission, one second luminescent device has the second emission light of second wave-length coverage in order to emission, the 3rd emission light that one the 3rd luminescent device has wavelength range in order to emission, and one the 4th luminescent device has the 4th emission light of the 4th wave-length coverage in order to emission; Wherein, this first, second, third, and the 4th wave-length coverage differ from one another and the spectrum of covering visible.
2. light-emitting device as claimed in claim 1 is characterized in that, described this first wave-length coverage extends to 640nm from 600nm.
3. light-emitting device as claimed in claim 1 is characterized in that, described this second wave-length coverage extends to 570nm from 500nm.
4. light-emitting device as claimed in claim 1 is characterized in that, described this wavelength range extends to 500nm from 420nm.
5. light-emitting device as claimed in claim 1 is characterized in that, described the 4th wave-length coverage extends to 600nm from 570nm.
6. light-emitting device is characterized in that comprising:
One first luminescent device is in order to red-emitting;
One second luminescent device is in order to transmitting green light;
One the 3rd luminescent device is in order to the emission blue light; And
One the 4th luminescent device is in order to emission amber light;
Wherein, by by the combination this first, second, third, and the 4th luminescent device provide white hair to penetrate light.
7. light-emitting device as claimed in claim 6 is characterized in that, the light of described this first luminescent device emission has the wave-length coverage that extends to 640nm from 600nm.
8. light-emitting device as claimed in claim 6 is characterized in that, the light of described this second luminescent device emission has the wave-length coverage that extends to 570nm from 500nm.
9. light-emitting device as claimed in claim 6 is characterized in that, the light of described the 3rd luminescent device emission has the wave-length coverage that extends to 500nm from 420nm.
10. light-emitting device as claimed in claim 6 is characterized in that, the light of described the 4th luminescent device emission has the wave-length coverage that extends to 600nm from 570nm.
11. a light-emitting device is characterized in that comprising:
Most first luminescent devices have the first emission light of first wave-length coverage in order to emission;
Most second luminescent devices have the second emission light of second wave-length coverage in order to emission;
Most the 3rd luminescent devices have the 3rd emission light of wavelength range in order to emission; And
Most the 4th luminescent devices have the 4th emission light of the 4th wave-length coverage in order to emission;
Wherein, this majority first, second, third, and the 4th luminescent device be to arrange with the ranks matrix-style, and this first, second, third, and the 4th wave-length coverage differ from one another and the spectrum of covering visible.
12. light-emitting device as claimed in claim 11 is characterized in that, in each line of described this matrix, comprise with one-period property be provided with in proper order this first, second, third, and the 4th luminescent device.
13. light-emitting device as claimed in claim 11 is characterized in that, during each of described this matrix is kept straight on, comprise with one-period property be provided with in proper order this first, second, third, and the 4th luminescent device.
14. light-emitting device as claimed in claim 11 is characterized in that, in each line of described this matrix, only comprise this first, second, third, fourth luminescent device one of them.
15. light-emitting device as claimed in claim 11, it is characterized in that, in each line of described this matrix, comprise wherein two kinds of this first, second, third, fourth luminescent device, and be to comprise wherein two kinds in addition of this first, second, third, fourth luminescent device with another row of each row direct neighbor.
16. the method for operation of a light-emitting device is characterized in that may further comprise the steps:
The first emission light that has first wave-length coverage from first luminescent device radiation of this light-emitting device;
The second emission light that has second wave-length coverage from second luminescent device radiation of this light-emitting device;
The 3rd emission light that has wavelength range from the 3rd luminescent device radiation of this light-emitting device;
The 4th emission light that has the 4th wave-length coverage from the 4th luminescent device radiation of this light-emitting device;
Mixing from this first, second, third, and the light of the 4th luminescent device radiation, penetrate light to produce white hair.
17. the method for operation of light-emitting device as claimed in claim 16 is characterized in that, described this first, second, third, and the 4th wave-length coverage differ from one another and the spectrum of covering visible.
18. the method for operation of light-emitting device as claimed in claim 16 is characterized in that, and then comprises that producing the white hair of correlated colour temperature scope between 1000 ° of K to 10000 ° of K penetrates light.
19. the method for operation of light-emitting device as claimed in claim 16 is characterized in that, and then comprises: with a predetermined beam intensity ratio radiate this first, second, and the 3rd emission light; And
Adjust the 4th radiative intensity and penetrate light to obtaining to have a white hair of being scheduled to correlated colour temperature.
20. the method for operation of light-emitting device as claimed in claim 16 is characterized in that, and then comprises:
With a predetermined beam intensity ratio radiate this first, second, and the 3rd emission light; And
Adjust the 4th radiative intensity to a certain color emission light that can obtain in the visible light.
21. the method for operation of a light-emitting device is characterized in that, may further comprise the steps:
Radiate red emission light from first luminescent device of this light-emitting device;
Radiate green emission light from second luminescent device of this light-emitting device;
The blue emission of the 3rd luminescent device radiation light from this light-emitting device;
The 4th luminescent device radiation amber emission light from this light-emitting device; And
Mixing from this first, second, third, and the light of the 4th luminescent device radiation, penetrate light to produce white hair.
22. the method for operation of light-emitting device as claimed in claim 21 is characterized in that, and then comprises the red emission light of radiation wave-length coverage from 600nm to 640nm.
23. the method for operation of light-emitting device as claimed in claim 21 is characterized in that, and then comprises the green emission light of radiation wave-length coverage from 500nm to 570nm.
24. the method for operation of light-emitting device as claimed in claim 21 is characterized in that, and then comprises the indigo plant emission light of radiation wave-length coverage 420nm to 500nm.
25. the method for operation of light-emitting device as claimed in claim 21 is characterized in that, and then comprises the amber emission light of radiation wave-length coverage 570nm to 600nm.
26. the method for operation of light-emitting device as claimed in claim 21 is characterized in that, and then comprises:
Radiate this red, green, blue emission light with a predetermined beam intensity ratio; And
Adjust the radiative intensity of this amber and penetrate light to obtaining to have a white hair of being scheduled to correlated colour temperature.
27. the method for operation of light-emitting device as claimed in claim 21 is characterized in that, and then comprises:
Select one of this first, second, third and the 4th luminescent device for use;
With a predetermined beam intensity ratio, the luminescent device that never is selected radiates its emission light; And
With the emitted luminescence intensity of the luminescent device selected for use radiation, adjust to the white hair that obtains to have a predetermined correlated colour temperature and penetrate light.
28. the method for operation of light-emitting device as claimed in claim 21 is characterized in that, and then comprises:
Select one of this first, second, third and the 4th luminescent device for use;
With a predetermined beam intensity ratio, the luminescent device that never is selected radiates its emission light; And
With the emitted luminescence intensity that the luminescent device of selecting for use radiates, adjust to a certain color emission light that can obtain to have in the visible light.
29. the method for operation of light-emitting device as claimed in claim 27 is characterized in that, and then comprises the radiative intensity of this amber of increase, penetrates light to obtain white hair in low correlated colour temperature.
30. the method for operation of light-emitting device as claimed in claim 27 is characterized in that, and then comprises the radiative intensity of this indigo plant of increase, penetrates light to obtain white hair in higher correlated colour temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100782625A CN101075608A (en) | 2006-05-18 | 2006-05-18 | Luminescent device and its operation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100782625A CN101075608A (en) | 2006-05-18 | 2006-05-18 | Luminescent device and its operation |
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| CN101075608A true CN101075608A (en) | 2007-11-21 |
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| CNA2006100782625A Pending CN101075608A (en) | 2006-05-18 | 2006-05-18 | Luminescent device and its operation |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014079197A1 (en) * | 2012-11-26 | 2014-05-30 | Tcl集团股份有限公司 | Display panel and pixel structure |
| CN105914204A (en) * | 2016-04-27 | 2016-08-31 | 广州佰艺精工有限公司 | LED illumination module and LED lights |
| CN106784194A (en) * | 2017-01-06 | 2017-05-31 | 上海应用技术大学 | A kind of method for preparing single-chip ultra wide band white light LEDs |
| CN108474523A (en) * | 2015-11-13 | 2018-08-31 | 伊顿智能动力有限公司 | The method of the spatial distribution of LED light and influence LED light |
-
2006
- 2006-05-18 CN CNA2006100782625A patent/CN101075608A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014079197A1 (en) * | 2012-11-26 | 2014-05-30 | Tcl集团股份有限公司 | Display panel and pixel structure |
| US9927561B2 (en) | 2012-11-26 | 2018-03-27 | Tcl Corporation | Display panel and pixel structure |
| CN108474523A (en) * | 2015-11-13 | 2018-08-31 | 伊顿智能动力有限公司 | The method of the spatial distribution of LED light and influence LED light |
| CN105914204A (en) * | 2016-04-27 | 2016-08-31 | 广州佰艺精工有限公司 | LED illumination module and LED lights |
| CN106784194A (en) * | 2017-01-06 | 2017-05-31 | 上海应用技术大学 | A kind of method for preparing single-chip ultra wide band white light LEDs |
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