CN102591119A - Light source module and projecting apparatus using same - Google Patents
Light source module and projecting apparatus using same Download PDFInfo
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- CN102591119A CN102591119A CN2012100368122A CN201210036812A CN102591119A CN 102591119 A CN102591119 A CN 102591119A CN 2012100368122 A CN2012100368122 A CN 2012100368122A CN 201210036812 A CN201210036812 A CN 201210036812A CN 102591119 A CN102591119 A CN 102591119A
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Abstract
The invention relates to a light source module and a projecting apparatus using the same. The light source module provided by the invention comprises a monochromatic light source, a rotating wheel and a filter wheel, wherein the monochromatic light source is used for emitting first colored light; the rotating wheel is provided with a light penetration area and a light wavelength conversion area, the light wavelength conversion area is coated with a first light wavelength conversion material, and the first light wavelength conversion material can convert the first colored light into second colored light; the filter wheel rotates at a speed same as that of the rotating wheel, and provided with a first colored light filtering area and a second colored light filtering area which are respectively corresponding to the light penetration area and the light wavelength conversion area; and when the first colored light enters into the light penetration area, the first colored light after penetrating through the rotating wheel penetrates through the first colored light filtering area, and when the first colored light enters into the light wavelength conversion area, the first colored light is converted into the second colored light and penetrates through the second colored light filtering area. The light source module and projecting apparatus using the same disclosed by the invention are used for providing a projecting light source.
Description
[technical field]
The invention relates to a kind of light source module and the projection arrangement that uses this light source module, particularly about a kind of light source module of monochromatic source and projection arrangement that uses this light source module of using.
[background technology]
The display device that supplies display frame to use in the market roughly can be divided into like cathode-ray tube (CRT) (CathodeRay Tube; Hereinafter to be referred as CRT) display, plasma display panel (Plasma Display Panel; PDP), LCD (Liquid Display Panel, the direct viewing type display and the projection type display that LCD) wait.Wherein, be subject to the restriction of large size panel manufacturing technology and considering of cost, the projection type displays that adopt when having watched large scale picture demand more.
Projector can adopt Halogen lamp LED or semiconductor light emitting diode, and (Light Emitting Diodes is LED) as light source.But the life-span of Halogen lamp LED is shorter, be generally about 1,000 hours, and Halogen lamp LED generally has only 2～3% energy conversion to become luminous energy, and other energy all becomes heat.With respect to Halogen lamp LED, therefore the capacity usage ratio of LED is widely used in the light source of projector than higher.Previous projector's led light source generally comprises red LED light source, green LED light source and blue led light source; Simultaneously in order to improve the luminance brightness of institute of projector image projected; Therefore every kind of monochromatic source includes plural LED; Thereby form three array of source, make the volume of projector be difficult to reduction.The light source of the above projector and use thereof has the space of improvement.
[summary of the invention]
One object of the present invention is to provide a kind of light source module, and it comprises: monochromatic source supplies to send first coloured light; Rotor wheel, this rotor wheel have light penetrating region and light wavelength conversion district, and this light wavelength conversion district is coated with first optical wavelength conversion material, and this first optical wavelength conversion material is in order to convert this first coloured light into second coloured light; Filter wheel rotates with speed with this rotor wheel, has first corresponding with this light penetrating region and this light wavelength conversion district respectively coloured light filter area and the second coloured light filter area; And dichronic mirror, be arranged between this rotor wheel and this filter wheel, this this first coloured light of dichronic mirror reflection, but allow this second coloured light to penetrate, and this dichronic mirror is in order to this rotor wheel that this first coloured light is led.Wherein, When this this light penetrating region of first coloured light incident; This first coloured light penetrates this rotor wheel and behind first light path, penetrates this first coloured light filter area; When this this light wavelength conversion district of first coloured light incident, this first coloured light converts second coloured light into and behind second light path, penetrates this second coloured light filter area.
As optional technical scheme; Described light source module further comprises the catoptron module; This catoptron module comprises a plurality of catoptrons; When this first coloured light penetrates this rotor wheel, via this catoptron module this first coloured light is reflexed to this dichronic mirror, and then pass through this first coloured light filter area by this dichronic mirror reflection; This second coloured light penetrates this second coloured light filter area again after this second light path penetrates this dichronic mirror earlier, wherein the part of this first light path behind this this dichronic mirror of first coloured light incident and this second light path partially overlapping after this second coloured light penetrates this dichronic mirror.
As optional technical scheme, this light wavelength conversion district has more second material for transformation of wave length, in order to convert this first coloured light into the 3rd coloured light; And this filter wheel further has the three coloured light filter area corresponding with this light wavelength conversion district of the 3rd coloured light; Wherein, this second coloured light or the 3rd coloured light all penetrate this second coloured light filter area or the 3rd coloured light filter area through this second light path.
As further optional technical scheme; This first coloured light is that blue light, this second coloured light are that green glow and the 3rd coloured light are ruddiness; This filter wheel first coloured light filter area allows blue light to pass through, and this second coloured light filter area allows green glow to pass through, and the 3rd coloured light filter area allows ruddiness to pass through.
As optional technical scheme, this rotor wheel and this filter wheel are coupling with same rod member, and one of them is connected in rotation motor this rotor wheel, this rod member and this filter wheel.This first light path and this rod member are preferably placed at distinct plane.The diameter of this rod member is directly proportional with the rotating speed of this rotation motor.
As optional technical scheme, this rotor wheel and this filter wheel are connected to first rotation motor and second rotation motor, and this first rotation motor and this second rotation motor rotate with speed.
As optional technical scheme, the part of this first light path after this first coloured light penetrates this rotor wheel walked around this rotor wheel.
As optional technical scheme, this light supply apparatus further has: a plurality of these monochromatic sources, arrange with array way or strip mode, and supply to send equidirectional this first coloured light that advances of a plurality of courts; And lens, supply to assemble these a plurality of first coloured light and form in this dichronic mirror of light beam importing.
As optional technical scheme, this rotor wheel light penetrating region is the hollow out opening, lets this first coloured light pass this hollow out opening, and this light wavelength conversion district is this first optical wavelength conversion material of coating on the reflecting surface.
As optional technical scheme, this filter wheel first coloured light filter area is the hollow out opening, let this first coloured light pass this hollow out opening, and this second coloured light filter area is transparent filter.
Another object of the present invention is to provide a kind of light source module, and it comprises: monochromatic source supplies to send first coloured light; Rotor wheel, this rotor wheel have light penetrating region and light wavelength conversion district, and this light wavelength conversion district is coated with first optical wavelength conversion material, and this first optical wavelength conversion material is in order to convert this first coloured light into second coloured light; And filter wheel, rotate with speed with this rotor wheel, have first corresponding with this light penetrating region and this light wavelength conversion district respectively coloured light filter area and the second coloured light filter area; Wherein, When this this light penetrating region of first coloured light incident; This first coloured light penetrates this first coloured light filter area after penetrating this rotor wheel, and when this this light wavelength conversion district of first coloured light incident, this first coloured light converts second coloured light into and penetrates this second coloured light filter area.
As optional technical scheme, this rotor wheel light penetrating region is the hollow out opening, lets this first coloured light sky pass this hollow out opening, and this light wavelength conversion district is the light-permeable plate of this first optical wavelength conversion material of coating.
Another object of the present invention is to provide a kind of projection arrangement, and it comprises above-mentioned a kind of light source module; And imaging device.Imaging device is arranged at the opposite side of this filter wheel with respect to this rotor wheel, supplies to use the light through this filter wheel to be carried out to picture as light source.
Compared with prior art, the present invention can reduce the setting in different color light source
[description of drawings]
Figure 1A looks synoptic diagram on the one embodiment of the invention;
Figure 1B is the one embodiment of the invention schematic perspective view;
Fig. 1 C uses for the present invention on the embodiment of optical fiber and looks synoptic diagram;
Fig. 2 A is a preferred embodiment schematic perspective view of the present invention;
Fig. 2 B looks synoptic diagram in the preferred embodiment of the present invention;
Fig. 3 is connected to the different embodiment synoptic diagram of first rotation motor and second rotation motor for rotor wheel among the present invention and filter wheel;
Fig. 4 further has the different embodiment synoptic diagram of a plurality of monochromatic sources and lens for the present invention; And
Fig. 5 further omits the different embodiment synoptic diagram that dichronic mirror is provided with for the present invention.
[embodiment]
Embodiment shown in Figure 1A, light source module 800 of the present invention comprises monochromatic source 100, rotor wheel 300, filter wheel 500 and dichronic mirror 700.Monochromatic source 100 supplies to send first coloured light 201.Rotor wheel 300 axle center 400 relatively rotates; Shown in Figure 1B; Rotor wheel 300 has light penetrating region 310 and light wavelength conversion district 320, light wavelength conversion district 320 coatings first optical wavelength conversion material, and first optical wavelength conversion material can convert first coloured light into second coloured light.Filter wheel 500 is around identical axle center 400, and rotates with speed with rotor wheel 300, has respectively first coloured light filter area 510 and the second coloured light filter area 521 corresponding with light penetrating region 310 and light wavelength conversion district 320.Particularly, the light penetrating region 310 of rotor wheel 300 is preferably the hollow out opening, lets first coloured light pass the hollow out opening.Yet in different embodiment, the light penetrating region 310 of rotor wheel 300 can be the light-permeable plate that lets first coloured light pass, such as but not limited to the plate of processing with transparent material.Light wavelength conversion district 320 is preferably coating first optical wavelength conversion material on the reflecting surface.The first coloured light filter area 510 of filter wheel 500 is preferably the hollow out opening, lets first coloured light pass the hollow out opening.Yet in different embodiment, the first coloured light filter area 510 of filter wheel 500 can be the light-permeable plate that lets first coloured light pass, such as but not limited to the plate of processing with transparent material.The second coloured light filter area 521 is preferably transparent filter, for example but be not limited to transparent acrylic.
Preferred embodiment shown in Figure 1A, dichronic mirror 700 are arranged at 500 of rotor wheel 300 and filter wheels, dichronic mirror 700 reflections first coloured light 201, but allow second coloured light 202 to penetrate, and dichronic mirror 700 can be with first coloured light, 201 guiding rotor wheels 300.Wherein, When first coloured light, the 201 incident light penetrating regions 310 (asking for an interview Figure 1B) shown in Figure 1A; First coloured light 201 penetrates the light penetrating region 310 of rotor wheel 300 and behind first light path, penetrates the first coloured light filter area 510 (asking for an interview Figure 1B) of filter wheel 500, and first light path is preferable but be not limited to comprise path 611, path 612, path 613, path 614 and the path 615 shown in Figure 1A.When first coloured light, 201 lambda1-wavelength transition zones 320 (asking for an interview Figure 1B); First coloured light 201 converts second coloured light 202 into and behind second light path, penetrates the second coloured light filter area 521 (asking for an interview Figure 1B), and second light path is preferable but be not limited to the path 620 shown in Figure 1A.
Particularly, in the preferred embodiment shown in Figure 1A, light source module 800 further comprises catoptron module 900, and catoptron module 900 comprises a plurality of catoptrons 910.When first coloured light 201 penetrates rotor wheel 300, via catoptron module 900 first coloured light 201 is reflexed to dichronic mirror 700, and then by the first coloured light filter area 510 (ask for an interview Figure 1B) of dichronic mirror 700 reflections through filter wheel 500.In this preferred embodiment; The path that first coloured light 201 penetrates rotor wheel 300 back reflections to dichronic mirror 700 promptly is respectively path 611, path 612, path 613, path 614, is path 615 by dichronic mirror 700 reflections (dichronic mirror 700 two-sided first coloured light 201 that all reflect) and through the path of filter wheel 500 more then.Wherein, the part of first light path after first coloured light 201 penetrates rotor wheel 300 walked around rotor wheel 300.Second light path of second coloured light 202 penetrates the second coloured light filter area 521 (asking for an interview Figure 1B) that penetrates filter wheel 500 behind the dichronic mirror 700 more earlier.Wherein, first light path is in the part and second light path partially overlapping after second coloured light 202 penetrates dichronic mirror 700 of first coloured light, 201 incident dichronic mirrors, 700 backs (promptly reflexing to dichronic mirror 700 backs).That is shown in Figure 1A, path 615 overlaps with path 620.Furthermore, one of effect of catoptron module 900 is to reflect first coloured light 201 that penetrates rotor wheel 300, further makes it walk around rotor wheel 300.Therefore, in the different embodiment shown in Fig. 1 C, for example can further use optical fiber 990 elements such as grade or device to replace.
In sum, light source module 800 of the present invention can convert first coloured light that monochromatic source is sent to second coloured light, uses and exports first coloured light and second coloured light simultaneously.In other words, only need use a monochromatic source can export the coloured light more than 2 simultaneously, therefore can reduce the setting in different color light source.On the other hand, light source module of the present invention can be formed projection arrangement with imaging device.Wherein, imaging device is arranged at the opposite side of filter wheel with respect to rotor wheel, supplies to use the light through filter wheel to be carried out to picture as light source.Because light source module of the present invention can reduce the setting in different color light source, so can saving, the projection arrangement that light source module of the present invention and imaging device are formed supplies to be provided with the required space of light source, and then the volume of reduction projection arrangement.
In preferred embodiment, the light wavelength conversion district 320 of light source module 800 has more second material for transformation of wave length, in order to convert first coloured light 201 into the 3rd coloured light 203.Particularly; Shown in Fig. 2 A; Light wavelength conversion district 320 can comprise the first light wavelength conversion district 321 and the second light wavelength conversion district 322; The first light wavelength conversion district 321 has first optical wavelength conversion material that can first coloured light be converted into second coloured light, and the second light wavelength conversion district 322 has second material for transformation of wave length that can first coloured light be converted into the 3rd coloured light.Filter wheel 500 further has the three coloured light filter area 522 corresponding with the second light wavelength conversion district 322 of the 3rd coloured light.Preferred embodiment shown in Fig. 2 B, second coloured light 202 or the 3rd coloured light 203 are that path 620 penetrates the second coloured light filter area 521 or the 3rd coloured light filter area 522 shown in Fig. 2 A through second light path all.Wherein, first coloured light is that blue light, second coloured light are that green glow and the 3rd coloured light are ruddiness, and filter wheel 500 first coloured light filter areas 510 allow blue light to pass through, and the second coloured light filter area 521 allows green glow to pass through, and the 3rd coloured light filter area 522 allows ruddiness to pass through.
Among the different embodiment as shown in Figure 3, rotor wheel 300 and filter wheel 500 also can be connected to first rotation motor 421 and second rotation motor, 422, the first rotation motors 421 and second rotation motor 422 and rotate with speed.Particularly, in this embodiment, 500 of rotor wheel 300 and filter wheels do not use rod member to connect, and can further reduce the chance that light stops by rod member to advance and take place.Need to prove that owing to volume, the component placement restriction of projection arrangement, rotor wheel is possible different with the diameter of filter wheel, both axis parallels but do not overlap in practical application; Even the light path between rotor wheel to the filter wheel possibly not be straight, have reflection or refraction, thereby there is angle in the axle center of rotor wheel and filter wheel.Under these circumstances, as long as guarantee the same speed of rotor wheel and filter wheel, just can make light penetrating region or light wavelength conversion district one by one corresponding to the coloured light filter area.The variation of these unsubstantialities all is encompassed in the basic design of the present invention.
Different embodiment as shown in Figure 4, light supply apparatus 800 further have a plurality of monochromatic sources 100 and lens 110.A plurality of monochromatic sources 110 are arranged with array way (as shown in Figure 4) or strip mode (not illustrating), supply to send equidirectional first coloured light 201 that advances of a plurality of courts.Lens supply to assemble a plurality of first coloured light 201 and form in the light beam importing dichronic mirror.By this, can strengthen the intensity that imports first coloured light 201 in the dichronic mirror.
Light source module of the present invention can further omit the setting of dichronic mirror, uses the whole shared space of more reduction.Different embodiment as shown in Figure 5; When first coloured light, 201 incident light penetrating regions 310 (asking for an interview Fig. 2 A and Fig. 2 B); First coloured light 201 penetrates the first coloured light filter area 510 (asking for an interview Fig. 2 A) after penetrating rotor wheel 300; When first coloured light, 201 lambda1-wavelength transition zones 320 (asking for an interview Fig. 2 A), first coloured light 201 converts second coloured light 202 into and penetrates the second coloured light filter area 521 (asking for an interview Fig. 2 A).Wherein, Light wavelength conversion district 320 more can comprise the first light wavelength conversion district 321 (asking for an interview Fig. 2 A) and the second light wavelength conversion district 322 (asking for an interview Fig. 2 A); Filter wheel 500 further has the three coloured light filter area 522 corresponding with the second light wavelength conversion district 322 of the 3rd coloured light; When first coloured light, 201 incidents, the first light wavelength conversion district 321; First coloured light 201 converts second coloured light 202 into and penetrates the second coloured light filter area 521, and when first coloured light, 201 incidents, the second light wavelength conversion district 322, first coloured light 201 converts the 3rd coloured light 203 into and penetrates the 3rd coloured light filter area 522.
Though the present invention discloses as above with embodiment, so it is not that protection scope of the present invention is when being as the criterion with claims in order to qualification the present invention.
Claims (17)
1. light source module is characterized in that comprising:
Monochromatic source supplies to send first coloured light;
Rotor wheel, this rotor wheel have light penetrating region and light wavelength conversion district, and this light wavelength conversion district is coated with first optical wavelength conversion material, and this first optical wavelength conversion material is in order to convert this first coloured light into second coloured light;
Filter wheel rotates with speed with this rotor wheel, has first corresponding with this light penetrating region and this light wavelength conversion district respectively coloured light filter area and the second coloured light filter area; And
Dichronic mirror is arranged between this rotor wheel and this filter wheel, this this first coloured light of dichronic mirror reflection, but allow this second coloured light to penetrate, and this dichronic mirror is in order to this rotor wheel that this first coloured light is led;
Wherein, When this this light penetrating region of first coloured light incident; This first coloured light penetrates this rotor wheel and behind first light path, penetrates this first coloured light filter area; When this this light wavelength conversion district of first coloured light incident, this first coloured light converts second coloured light into and behind second light path, penetrates this second coloured light filter area.
2. light source module as claimed in claim 1; It is characterized in that further comprising the catoptron module; This catoptron module comprises a plurality of catoptrons; When this first coloured light penetrates this rotor wheel, via this catoptron module this first coloured light is reflexed to this dichronic mirror, and then pass through this first coloured light filter area by this dichronic mirror reflection; This second coloured light penetrates this second coloured light filter area again after this second light path penetrates this dichronic mirror earlier, wherein the part of this first light path behind this this dichronic mirror of first coloured light incident and this second light path partially overlapping after this second coloured light penetrates this dichronic mirror.
3. light source module as claimed in claim 1 is characterized in that:
This light wavelength conversion district has more second material for transformation of wave length, in order to convert this first coloured light into the 3rd coloured light; And
This filter wheel further has the three coloured light filter area corresponding with this light wavelength conversion district of the 3rd coloured light;
Wherein, this second coloured light or the 3rd coloured light all penetrate this second coloured light filter area or the 3rd coloured light filter area through this second light path.
4. light source module as claimed in claim 3; It is characterized in that this first coloured light is that blue light, this second coloured light are that green glow and the 3rd coloured light are ruddiness; This filter wheel first coloured light filter area allows blue light to pass through; This second coloured light filter area allows green glow to pass through, and the 3rd coloured light filter area allows ruddiness to pass through.
5. light source module as claimed in claim 1 is characterized in that this rotor wheel and this filter wheel are coupling with same rod member, and one of them is connected in rotation motor this rotor wheel, this rod member and this filter wheel.
6. light source module as claimed in claim 5 is characterized in that this first light path and this rod member are positioned at distinct plane.
7. light source module as claimed in claim 5 is characterized in that the diameter of this rod member is directly proportional with the rotating speed of this rotation motor.
8. light source module as claimed in claim 1 is characterized in that this rotor wheel and this filter wheel are connected to first rotation motor and second rotation motor, and this first rotation motor and this second rotation motor rotate with speed.
9. light source module as claimed in claim 1 is characterized in that the part of this first light path after this first coloured light penetrates this rotor wheel walk around this rotor wheel.
10. light source module as claimed in claim 1 is characterized in that this light supply apparatus further has: a plurality of these monochromatic sources, arrange with array way or strip mode, and supply to send equidirectional this first coloured light that advances of a plurality of courts; And
Lens supply to assemble these a plurality of first coloured light and form in this dichronic mirror of light beam importing.
11. light source module as claimed in claim 1 is characterized in that this rotor wheel light penetrating region is the hollow out opening, lets this first coloured light pass this hollow out opening, and this light wavelength conversion district is this first optical wavelength conversion material of coating on the reflecting surface.
12. light source module as claimed in claim 1 is characterized in that this filter wheel first coloured light filter area is the hollow out opening, let this first coloured light pass this hollow out opening, and this second coloured light filter area is transparent filter.
13. light source module as claimed in claim 1 is characterized in that this rotor wheel is different with the diameter of this filter wheel, this rotor wheel and this filter wheel both axis parallel but do not overlap.
14. a light source module is characterized in that comprising:
Monochromatic source supplies to send first coloured light;
Rotor wheel, this rotor wheel have light penetrating region and light wavelength conversion district, and this light wavelength conversion district is coated with first optical wavelength conversion material, and this first optical wavelength conversion material is in order to convert this first coloured light into second coloured light; And
Filter wheel rotates with speed with this rotor wheel, has first corresponding with this light penetrating region and this light wavelength conversion district respectively coloured light filter area and the second coloured light filter area;
Wherein, When this this light penetrating region of first coloured light incident; This first coloured light penetrates this first coloured light filter area after penetrating this rotor wheel, and when this this light wavelength conversion district of first coloured light incident, this first coloured light converts second coloured light into and penetrates this second coloured light filter area.
15. light source module as claimed in claim 14 is characterized in that this rotor wheel light penetrating region is the hollow out opening, lets this first coloured light sky pass this hollow out opening, and this light wavelength conversion district is the light-permeable plate of this first optical wavelength conversion material of coating.
16. light source module as claimed in claim 14 is characterized in that this rotor wheel is different with the diameter of this filter wheel, this rotor wheel and this filter wheel both axis parallel but do not overlap.
17. a projection arrangement is characterized in that comprising:
Like the arbitrary described light source module of claim 1 to 16; And
Imaging device is arranged at the opposite side of this filter wheel with respect to this rotor wheel, supplies to use the light through this filter wheel to be carried out to picture as light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210036812.2A CN102591119B (en) | 2011-10-29 | 2012-02-17 | Light source module and use the projection arrangement of this light source module |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110335407.6 | 2011-10-29 | ||
| CN201110335407.6A CN102385233A (en) | 2011-10-29 | 2011-10-29 | Light source module and projection device employing same |
| CN2011103354076 | 2011-10-29 | ||
| CN201210036812.2A CN102591119B (en) | 2011-10-29 | 2012-02-17 | Light source module and use the projection arrangement of this light source module |
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| Publication Number | Publication Date |
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| CN102591119A true CN102591119A (en) | 2012-07-18 |
| CN102591119B CN102591119B (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110335407.6A Pending CN102385233A (en) | 2011-10-29 | 2011-10-29 | Light source module and projection device employing same |
| CN201210036812.2A Expired - Fee Related CN102591119B (en) | 2011-10-29 | 2012-02-17 | Light source module and use the projection arrangement of this light source module |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110335407.6A Pending CN102385233A (en) | 2011-10-29 | 2011-10-29 | Light source module and projection device employing same |
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| CN104460199A (en) * | 2014-12-16 | 2015-03-25 | 无锡视美乐激光显示科技有限公司 | Dual-mode display device and method for projector |
| WO2016030121A1 (en) * | 2014-08-29 | 2016-03-03 | Osram Gmbh | Lighting device with a wavelength conversion arrangement |
| CN111323901A (en) * | 2018-12-17 | 2020-06-23 | 深圳光峰科技股份有限公司 | Color wheel, light source system and display device |
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| CN103713455B (en) * | 2012-09-28 | 2016-12-21 | 深圳市绎立锐光科技开发有限公司 | Light-source system and relevant projecting system |
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| DE102013222430A1 (en) | 2013-11-05 | 2015-05-07 | Osram Gmbh | An illumination apparatus and method for generating light by means of a wavelength conversion arrangement and a band stop filter and method for providing a band stop filter |
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| CN105467732B (en) * | 2014-07-31 | 2018-12-04 | 欧司朗有限公司 | The light source module of optical projection apparatus and optical projection apparatus comprising light source module |
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| DE102018205305A1 (en) | 2018-04-09 | 2019-10-10 | Osram Gmbh | REFLECTING CONVERTER FOR CONVERSION LUMINAIRE, CONVERSION LUMINAIRE AND HEADLAMP THEREFOR |
| CN110703552B (en) * | 2018-07-10 | 2021-10-15 | 中强光电股份有限公司 | Illumination system and projection apparatus |
| CN110874001B (en) * | 2018-08-31 | 2022-07-12 | 中强光电股份有限公司 | Illumination system and projection device |
| CN110568707A (en) * | 2019-09-02 | 2019-12-13 | 无锡视美乐激光显示科技有限公司 | laser light source and laser projector |
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| US20060087847A1 (en) * | 2004-10-22 | 2006-04-27 | Olympus Corporation | Field sequential lighting device and image projecting device |
| CN101051175A (en) * | 2006-04-06 | 2007-10-10 | 中强光电股份有限公司 | Projector and its operation mode switching method |
| JP4127277B2 (en) * | 2005-06-06 | 2008-07-30 | セイコーエプソン株式会社 | Projection display |
| JP2010204565A (en) * | 2009-03-05 | 2010-09-16 | Sanyo Electric Co Ltd | Projection type video display device |
| CN101937161A (en) * | 2009-06-30 | 2011-01-05 | 卡西欧计算机株式会社 | Light supply apparatus and projector |
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- 2011-10-29 CN CN201110335407.6A patent/CN102385233A/en active Pending
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- 2012-02-17 CN CN201210036812.2A patent/CN102591119B/en not_active Expired - Fee Related
Patent Citations (6)
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| US20020109821A1 (en) * | 2001-02-09 | 2002-08-15 | Reflectivity, Inc., A California Corporation | Projection display with multiply filtered light |
| US20060087847A1 (en) * | 2004-10-22 | 2006-04-27 | Olympus Corporation | Field sequential lighting device and image projecting device |
| JP4127277B2 (en) * | 2005-06-06 | 2008-07-30 | セイコーエプソン株式会社 | Projection display |
| CN101051175A (en) * | 2006-04-06 | 2007-10-10 | 中强光电股份有限公司 | Projector and its operation mode switching method |
| JP2010204565A (en) * | 2009-03-05 | 2010-09-16 | Sanyo Electric Co Ltd | Projection type video display device |
| CN101937161A (en) * | 2009-06-30 | 2011-01-05 | 卡西欧计算机株式会社 | Light supply apparatus and projector |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104345530A (en) * | 2013-07-30 | 2015-02-11 | 台达电子工业股份有限公司 | Display light source module |
| CN104345530B (en) * | 2013-07-30 | 2016-02-10 | 台达电子工业股份有限公司 | Display light source module |
| WO2016030121A1 (en) * | 2014-08-29 | 2016-03-03 | Osram Gmbh | Lighting device with a wavelength conversion arrangement |
| CN104460199A (en) * | 2014-12-16 | 2015-03-25 | 无锡视美乐激光显示科技有限公司 | Dual-mode display device and method for projector |
| CN111323901A (en) * | 2018-12-17 | 2020-06-23 | 深圳光峰科技股份有限公司 | Color wheel, light source system and display device |
| WO2020125300A1 (en) * | 2018-12-17 | 2020-06-25 | 深圳光峰科技股份有限公司 | Color wheel, light source system and display device |
| CN111323901B (en) * | 2018-12-17 | 2022-02-08 | 深圳光峰科技股份有限公司 | Color wheel, light source system and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102385233A (en) | 2012-03-21 |
| CN102591119B (en) | 2015-09-09 |
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