CN101173739A - Light source - Google Patents
Light source Download PDFInfo
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- CN101173739A CN101173739A CNA2006101433759A CN200610143375A CN101173739A CN 101173739 A CN101173739 A CN 101173739A CN A2006101433759 A CNA2006101433759 A CN A2006101433759A CN 200610143375 A CN200610143375 A CN 200610143375A CN 101173739 A CN101173739 A CN 101173739A
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- supply apparatus
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Abstract
The invention relates to a light source device, comprising a first luminescent strip, a second luminescent strip and a solid structure. A first color light is emitted by the first luminescence strip and a second color light is emitted by the second luminescence strip, and color of the second color light differs from the color of the first color light. A mixed light area, a first positioning part and a second positioning part are arranged in the solid structure. The second positioning part is adjacent to the first positioning part. The first luminescence strip is positioned by the first positioning part and the second luminescence strip is positioned by the second positioning part. When the first luminescence strip and the second luminescence strip are arranged parallel and relative obliquely, a third color light is formed by ripping the first color light and the second color light into the mixed light area. The color of third color light differs from the first and the second color lights.
Description
Technical field
The relevant a kind of light supply apparatus of the present invention, and particularly relevant a kind of light supply apparatus with mixed light effect.
Background technology
Light emitting diode (Light Emitting Diode; LED) be by the made luminescence component of semi-conducting material, advantages such as it has, and volume is little, life-span length, low driving voltage, power consumption is low, vibration strength is good.LED-backlit source (backlight) has been widely used in mobile phone, notebook, personal digital assistant (Personal Digital Assistant at present; PDA), LCD screen (LCD Monitor), mobile TV receiver (Car TV), LCD TV commodity such as (LCD TV).Because the luminous narrow spectrum of single led chip, itself can't send white light, thereby need reach the purpose that produces white light by some skills; For example: use red-light LED, green light LED and blue-ray LED to be mixed into white light simultaneously.
Please refer to Fig. 1, it is a kind of schematic diagram of existing led light source.The mixed light practice of led light source mostly is that red LED chip 102, green light LED chip 104 and blue-light LED chip 106 are packaged together at present, forms a multi-chip LED (Multi-Chip LED) packaging part 100.Utilize the light-focusing function of the lens (lens) 110 in the multi-chip LED packaging part 100, and produce the mixed light effect being about under 5 millimeters the light mixing distance.As shown in Figure 1, existing led light source is to be arranged in a white light LEDs light-emitting section (light bar) 10 by several multi-chip LED packaging parts 100.Yet, the packaging technology complexity of multi-chip LED packaging part 100, and its heat dissipation problem also has to be overcome.Moreover, the practice that this kind is packaged together three led chips, not only make encapsulation volume big many with respect to single led chip, and, make green light LED chip 104 and blue-light LED chip 106 in full force and effectly to utilize because the rate of decay of red LED chip 102 is fast than the rate of decay of green light LED chip 104 and blue-light LED chip 106.
Summary of the invention
In view of this, purpose of the present invention just provides a kind of light supply apparatus with mixed light effect, utilizes mechanism design to reach the mixed light effect of led light source, improving the brightness usefulness and the color saturation of led light source, and effectively solves the heat dissipation problem of led light source.
According to purpose of the present invention, a kind of light supply apparatus is proposed, comprising: one first light-emitting section (light bar), one second light-emitting section and a holding structure.First light-emitting section sends one first coloured light, and second light-emitting section sends one second coloured light, and the color of second coloured light is different from first coloured light.Holding structure has a mixed light district and comprises one first location division and one second location division.Second location division is adjacent to first location division.First location division is in order to locate first light-emitting section, and second location division is in order to locate second light-emitting section, make win light-emitting section and the second light-emitting section configured in parallel and oblique relative, so as to respectively first coloured light and second coloured light being injected the mixed light district and formed one the 3rd coloured light.The color of the 3rd coloured light is to be different from first coloured light and second coloured light.
According to purpose of the present invention, a kind of light supply apparatus is also proposed, comprise a linear light sorurce, this linear light sorurce comprises: a red light-emitting bar, a green luminescence bar, a blue light emitting bar and a holding structure.The red light-emitting bar sends a ruddiness, and the green luminescence bar sends a green glow, and the blue light emitting bar sends a blue light.Holding structure has a mixed light district and comprises: one first location division, one second location division, and one the 3rd location division.Second location division is adjacent to first location division, and the 3rd location division is adjacent to second location division.First location division is in order to location red light-emitting bar, second location division is in order to location green luminescence bar, and the 3rd location division is in order to location blue light emitting bar, make red light-emitting bar, green luminescence bar, and blue light emitting bar configured in parallel and oblique in twos relatively, so as to respectively with ruddiness, green glow, and blue light inject the mixed light district and form a white light.
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, a preferred embodiment cited below particularly, and conjunction with figs. is elaborated as follows:
Description of drawings
Fig. 1 is a kind of schematic diagram of existing led light source.
Fig. 2 is the side view according to a kind of light supply apparatus of first embodiment of the invention.
Fig. 3 A is the stereogram of the holding structure among the 2A figure.
Fig. 3 B is the stereogram of another kind of holding structure.
Fig. 4 A is the front view that the light supply apparatus of Fig. 2 adopts the LED alignment to arrange.
Fig. 4 B is that the light supply apparatus of Fig. 2 adopts the staggered front view of LED.
Fig. 5 A is the front view according to a kind of light supply apparatus of second embodiment of the invention.
Fig. 5 B is the side view of the light supply apparatus of Fig. 5 A.
Fig. 6 is the front view according to a kind of light supply apparatus of third embodiment of the invention.
Fig. 7 is the schematic diagram of the light supply apparatus of Fig. 2 as the backlight of side-light type backlight assembly.
The specific embodiment
Following embodiment of the present invention adopts a holding structure with at least two light-emitting sections with different color light in location, make these light-emitting section configured in parallel and oblique relatively, so as to respectively the coloured light of different colours being injected the mixed light district and is formed a mixed-color light.Following is to be that example elaborates at the light supply apparatus that three kinds of coloured light of ruddiness, green glow, blue light can be mixed into white light.
Please refer to Fig. 2, it is the side view according to a kind of light supply apparatus of first embodiment of the invention.Light supply apparatus 20 comprises: a red light-emitting bar 220, a green luminescence bar 240, a blue light emitting bar 260 and a holding structure 200.Holding structure 200 comprises: one first location division, one second location division, and one the 3rd location division.Second location division is adjacent to first location division, and the 3rd location division is adjacent to second location division.First location division is in order to location red light-emitting bar 220, second location division is in order to location green luminescence bar 240, and the 3rd location division is in order to location blue light emitting bar 260, make red light-emitting bar 220, green luminescence bar 240, and blue light emitting bar 260 configured in parallel and oblique in twos relatively.
Reference the 2nd simultaneously, 4A and 4B figure.Preferably, red light-emitting bar 220 comprises several red light-emitting diodes (Light Emitting Diode; LED) 222, equidistantly extend and arrange along first direction D1.Green luminescence bar 240 comprises several green light LEDs 242, equidistantly extends along first direction D1 and arranges.Blue light emitting bar 260 comprises several blue-ray LEDs 262, equidistantly extends along first direction D1 and arranges.Therefore, when ruddiness, green glow, and blue light when becoming white light, the light supply apparatus of first embodiment is the white-light emitting bar that extends along first direction.In addition, red-light LED 222, green light LED 242, and blue-ray LED 262 in twos not the arrangement mode of the LED of color of the same race can adopt alignment to arrange or be staggered.Shown in Fig. 4 A, each red-light LED 222 is the adjacent green light LEDs 242 of alignment, and each green light LED 242 is the adjacent blue-ray LEDs 262 of alignment, make red-light LED 222, green light LED 242, and blue-ray LED 262 be to adopt alignment to arrange.Shown in Fig. 4 B, each green light LED 442 is between adjacent two red-light LEDs 422 and between adjacent two blue-ray LEDs 462, make red-light LED 422, green light LED 442, and blue-ray LED 462 be adopt staggered side by side.
Please be simultaneously with reference to Fig. 2 and 3A, Fig. 3 A is the stereogram of the holding structure among Fig. 2 A.As shown in Figure 3A, first location division is preferably to comprise several first locating holes 202a, in order to chimeric several red-light LEDs 222 of correspondence, second location division 204 is preferably to comprise several second locating holes 204a, in order to chimeric several green light LEDs 242 of correspondence, and the 3rd location division 206 is preferably to comprise several the 3rd locating holes 206a, in order to chimeric several blue-ray LEDs 262 of correspondence.The holding structure 200 of Fig. 3 A is polygonal laminated structures (sheetstructure) 200, comprises one first spacer 202, one second spacer 204, reaches one the 3rd spacer 206.Holding structure 200 has a mixed light district, first spacer 202, second spacer 204, and the 3rd spacer 206 between; That is the mixed light district is by first spacer 202, second spacer 204, reaches the zone that the 3rd spacer 206 is surrounded.Holding structure 200 has more a reflecting surface 201, in order to light is reflexed to the mixed light district.As shown in Figure 3A, first spacer 202 and second spacer 204 that link to each other have one first adjustable angle (adjustable included angle) A1, and second spacer 204 and the 3rd spacer 206 that link to each other have one second adjustable included angle A 2.The size of the first adjustable included angle A 1 and the second adjustable included angle A 2 is to adjust mixed light district scope and light intensity according to the difference of use.Angle is bigger, and mixed light district scope is littler, and light intensity is stronger; Angle is littler, and mixed light district scope is bigger, a little less than light intensity is healed.
Please refer to Fig. 3 B, is the stereogram of another kind of holding structure.The holding structure 300 of Fig. 3 B is arc laminated structures, have an arc spacer 310 and several first locating holes 302a, several second locating holes 304a, and several the 3rd locating holes 306a, in order to several red-light LEDs 222 of corresponding chimeric Fig. 2 respectively, several green light LEDs 242, and several blue-ray LEDs 262.The mixed light district of holding structure 300 is the zones that surrounded by the arc laminated structure.Shown in Fig. 3 B, the big I of curved surface radian of arc laminated structure adjusts according to the difference of use, with indirect adjustment mixed light district's scope and light intensity.
Please refer to Fig. 7, it is the schematic diagram of the light supply apparatus of Fig. 2 as the backlight of side-light type backlight assembly.The backlight of side-light type backlight assembly is the both sides that are arranged at LGP.As shown in Figure 7, light supply apparatus 20L and light supply apparatus 20R are arranged at the both sides of LGP 70 respectively.The holding structure 2001 of light supply apparatus 20L has a mixed light district M1, and the structural design of its multi-angle make red light-emitting bar 2201, green luminescence bar 2401, and blue light emitting bar 2601 oblique in twos relatively.When ruddiness light-emitting section 2201, green luminescence bar 2401, and blue light emitting bar 2601 luminous simultaneously and send a ruddiness, a green glow, an and blue light respectively, can be respectively with ruddiness, green glow, and blue light inject mixed light district M1 and form a white light.Similarly, the holding structure 200r of light supply apparatus 20R has a mixed light district Mr, and the structural design of its multi-angle make red light-emitting bar 220r, green luminescence bar 240r, and blue light emitting bar 260r oblique in twos relatively.When ruddiness light-emitting section 220r, green luminescence bar 240r, and blue light emitting bar 260r simultaneously luminous and send a ruddiness, a green glow, an and blue light respectively, can be respectively with ruddiness, green glow, and blue light inject mixed light district Mr and form a white light.Therefore, the white light that light supply apparatus 20L and light supply apparatus 20R are produced is incident in the LGP 70 from the both sides of LGP 70 respectively, evenly after the diffusion again the surface from LGP 70 penetrate.
The light supply apparatus of above-mentioned first embodiment is the white-light emitting bar that extends for along first direction D1.The light supply apparatus of the light supply apparatus of second embodiment and the 3rd embodiment is to be combined by a plurality of white-light emitting bars, and its formed white light face light source can be used as the backlight of direct type backlight assembly.In addition, the number of white-light emitting bar and assembled arrangement mode can be decided according to the panel size.
Please be simultaneously with reference to Fig. 5 A and 5B, the light supply apparatus of second embodiment comprises white- light emitting bar 20a, 20b, 20c, 20d, 20e and the 20f that several extend along first direction D1, and these white-light emitting bars 20a-f is arranged in parallel along a second direction D2 perpendicular to first direction D1, be combined into the light supply apparatus of second embodiment, and form a white light face light source.Shown in Fig. 5 B, a plurality of holding structures that are arranged in parallel along second direction are combined into a wave structure.Please refer to Fig. 6, the light supply apparatus of the 3rd embodiment comprises several white-light emitting bar 60a that extend along first direction D1,60b, 60c, 60d, 60e, 60f, 60g, 60h, 60i, 60j, 60k, 601,60m, 60n, 60o, reaches 60p, and these white-light emitting bars 60a-p is arranged in parallel and is arranged in parallel along a second direction D2 perpendicular to first direction D1 along second direction D2, be combined into the light supply apparatus of the 3rd embodiment, and form another white light face light source.As shown in Figure 6, a plurality ofly be arranged in parallel and a plurality of holding structure that is arranged in parallel along second direction is combined into a honeycomb type structure along first direction.
The light supply apparatus that the above embodiment of the present invention disclosed by the multi-angle of holding structure or arc design, makes ruddiness, green glow, and blue light emitting bar configured in parallel and obliquely in twos and be mixed into the white-light emitting bar relatively, and reaches the mixed light effect of led light source.Moreover, adopt structural design of the present invention to replace the existing practice that three led chips are packaged together, can obviously improve heat dissipation problem, and because of not reserving the loss that light mixing distance can reduce energy.In addition, under this structural design, the electric current of three LED can separately be controlled; Not only can according to red-light LED, green light LED, and the required electric current of blue-ray LED different size of current is provided, more can provide backlight, improve the brightness usefulness and the color saturation of led light source according to this by Current Control to red-light LED, green light LED and blue-ray LED with different brilliant degree or different colours.
In sum, though the present invention with preferred embodiment announcement as above, yet it is not in order to limit the present invention.The persond having ordinary knowledge in the technical field of the present invention, without departing from the spirit and scope of the present invention, when doing various changes that are equal to and retouching.Therefore, protection scope of the present invention is when looking accompanying being as the criterion that the application's claim scope defined.
Claims (24)
1. light supply apparatus comprises:
One first light-emitting section sends one first coloured light;
One second light-emitting section sends one second coloured light, and the color of this second coloured light is to be different from this first coloured light; And
One holding structure has a mixed light district, comprising:
One first location division is in order to locate this first light-emitting section; And
One second location division, adjacent to this first location division, in order to locate this second light-emitting section, make this first light-emitting section and this second light-emitting section configured in parallel and oblique relative, so as to respectively this first coloured light and this second coloured light being injected this mixed light district and formed one the 3rd coloured light, the color of the 3rd coloured light is to be different from this first coloured light and this second coloured light.
2. light supply apparatus as claimed in claim 1 it is characterized in that this first light-emitting section comprises a plurality of first light emitting diodes, and this second light-emitting section comprises a plurality of second light emitting diodes.
3. light supply apparatus as claimed in claim 2 is characterized in that these first light emitting diodes are to align side by side with these second light emitting diodes.
4. light supply apparatus as claimed in claim 2 is characterized in that these first light emitting diodes and these second light emitting diodes are to interlock side by side.
5. light supply apparatus as claimed in claim 2, it is characterized in that this first location division has a plurality of first locating holes, in order to chimeric these first light emitting diodes of correspondence, and this second location division has a plurality of second locating holes, in order to chimeric these second light emitting diodes of correspondence.
6. light supply apparatus as claimed in claim 1 is characterized in that this holding structure is a polygonal laminated structure.
7. light supply apparatus as claimed in claim 6 it is characterized in that this polygonal laminated structure comprises two spacers that link to each other, and this two spacer that links to each other has an adjustable angle.
8. light supply apparatus as claimed in claim 7 is characterized in that this mixed light district is between this two spacer that links to each other.
9. light supply apparatus as claimed in claim 1 is characterized in that this holding structure is an arc laminated structure.
10. light supply apparatus as claimed in claim 1 is characterized in that this holding structure has a reflecting surface, in order to light is reflexed to this mixed light district.
11. a light supply apparatus comprises:
One white-light emitting bar, this white-light emitting bar comprises:
One red light-emitting bar sends a ruddiness;
One green luminescence bar sends a green glow; And
One blue light emitting bar sends a blue light; And
One holding structure has a mixed light district, comprising:
One first location division is in order to locate this red light-emitting bar;
One second location division is adjacent to this first location division, in order to locate this green luminescence bar; And
One the 3rd location division, adjacent to this second location division, in order to locate this blue light emitting bar, make this red light-emitting bar, this green luminescence bar, and this blue light emitting bar configured in parallel and oblique in twos relatively, so as to respectively with this ruddiness, this green glow, and this blue light inject this mixed light district and form a white light.
12. light supply apparatus as claimed in claim 11 is characterized in that this red light-emitting bar comprises a plurality of red light-emitting diodes (LED), this green luminescence bar comprises a plurality of green light LEDs, and this blue light emitting bar comprises a plurality of blue-ray LEDs.
13. light supply apparatus as claimed in claim 12, it is characterized in that these red-light LEDs, these green light LEDs, reaching these blue-ray LEDs is to align side by side.
14. light supply apparatus as claimed in claim 12, it is characterized in that these red-light LEDs, these green light LEDs, reaching these blue-ray LEDs is to interlock side by side.
15. light supply apparatus as claimed in claim 12, it is characterized in that this first location division has a plurality of first locating holes, in order to chimeric these red-light LEDs of correspondence, this second location division has a plurality of second locating holes, in order to chimeric these green light LEDs of correspondence, and the 3rd location division has a plurality of the 3rd locating holes, in order to chimeric these blue-ray LEDs of correspondence.
16. light supply apparatus as claimed in claim 11 is characterized in that this holding structure is a polygonal laminated structure.
17. light supply apparatus as claimed in claim 16, it is characterized in that this polygonal laminated structure comprises one first spacer, one second spacer, reaches one the 3rd spacer, link to each other this first and this second spacer have one first adjustable angle, and this second and the 3rd spacer that links to each other has one second adjustable angle.
18. light supply apparatus as claimed in claim 17 is characterized in that this mixed light district is between this first, second, third spacer.
19. light supply apparatus as claimed in claim 11 is characterized in that this holding structure is an arc laminated structure.
20. light supply apparatus as claimed in claim 11 is characterized in that this holding structure has a reflecting surface, in order to light is reflexed to this mixed light district.
21. light supply apparatus as claimed in claim 11, it is characterized in that this white-light emitting bar is to extend along a first direction, this light supply apparatus comprises a plurality of these white-light emitting bars, these white-light emitting bars are to be arranged in parallel along a second direction, to form a white light face light source, this second direction is perpendicular to this first direction.
22. light supply apparatus as claimed in claim 21 is characterized in that this light supply apparatus comprises a plurality of these holding structures, these holding structures are combined into a wave structure.
23. light supply apparatus as claimed in claim 11, it is characterized in that this white-light emitting bar is to extend along a first direction, this light supply apparatus comprises a plurality of these white-light emitting bars, these white-light emitting bars are to be arranged in parallel and to be arranged in parallel along a second direction along this first direction, to form a white light face light source, this second direction is perpendicular to this first direction.
24. light supply apparatus as claimed in claim 23 is characterized in that this light supply apparatus comprises a plurality of these holding structures, these holding structures are combined into a honeycomb type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101433759A CN101173739A (en) | 2006-11-01 | 2006-11-01 | Light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101433759A CN101173739A (en) | 2006-11-01 | 2006-11-01 | Light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101173739A true CN101173739A (en) | 2008-05-07 |
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ID=39422396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101433759A Pending CN101173739A (en) | 2006-11-01 | 2006-11-01 | Light source |
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| Country | Link |
|---|---|
| CN (1) | CN101173739A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101713509B (en) * | 2008-10-07 | 2011-12-07 | 先益电子工业股份有限公司 | Light-emitting diode lamp, as well as optical strip and method thereof |
| CN103928594A (en) * | 2014-03-21 | 2014-07-16 | 京东方科技集团股份有限公司 | Light-emitting device |
| CN104197227A (en) * | 2014-08-15 | 2014-12-10 | 厦门市瀚锋光电科技有限公司 | Strip-shaped combined light source |
| CN104421846A (en) * | 2013-08-23 | 2015-03-18 | 冠晶光电股份有限公司 | Lighting dimming device capable of switching day and night modes and dimming method thereof |
| CN106164566A (en) * | 2014-04-04 | 2016-11-23 | 日立麦克赛尔株式会社 | Solid-state light source device |
-
2006
- 2006-11-01 CN CNA2006101433759A patent/CN101173739A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101713509B (en) * | 2008-10-07 | 2011-12-07 | 先益电子工业股份有限公司 | Light-emitting diode lamp, as well as optical strip and method thereof |
| CN104421846A (en) * | 2013-08-23 | 2015-03-18 | 冠晶光电股份有限公司 | Lighting dimming device capable of switching day and night modes and dimming method thereof |
| CN104421846B (en) * | 2013-08-23 | 2018-07-06 | 德文侠创新伙伴有限公司 | Lighting dimming device capable of switching day and night modes and dimming method thereof |
| CN103928594A (en) * | 2014-03-21 | 2014-07-16 | 京东方科技集团股份有限公司 | Light-emitting device |
| US9620485B2 (en) | 2014-03-21 | 2017-04-11 | Boe Technology Group Co., Ltd. | Light emitting device |
| CN106164566A (en) * | 2014-04-04 | 2016-11-23 | 日立麦克赛尔株式会社 | Solid-state light source device |
| CN104197227A (en) * | 2014-08-15 | 2014-12-10 | 厦门市瀚锋光电科技有限公司 | Strip-shaped combined light source |
| CN104197227B (en) * | 2014-08-15 | 2016-02-17 | 厦门市瀚锋光电科技有限公司 | A kind of strip combined light source |
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