CN103439858A - Laser digital projector - Google Patents
Laser digital projector Download PDFInfo
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- CN103439858A CN103439858A CN2013100563948A CN201310056394A CN103439858A CN 103439858 A CN103439858 A CN 103439858A CN 2013100563948 A CN2013100563948 A CN 2013100563948A CN 201310056394 A CN201310056394 A CN 201310056394A CN 103439858 A CN103439858 A CN 103439858A
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Abstract
A laser digital projector comprises a power source control system, a laser control system, a control signal system, an MEMS magnetic levitation device control system, a laser source module, an optical prism, a molis scanner/light reflector, an MEMS magnetic levitation device, an image and video signal, a projected area regulating system, a projection lens and a projection image. The laser digital projector is characterized in that red-blue-green three-primary-color light beams sent by the laser source module are gathered on the optical prism for color regulation, a laser with the mixed colors is transmitted to the molis scanner/light reflector, the molis scanner/light reflector generates an image according to a command of the image and video signal, the laser transmitted to the molis scanner/light reflector is reflected to form the projection image, and the MEMS magnetic levitation device drives the molis scanner/light reflector to run.
Description
Technical field
The invention belongs to the technology that laser is converted into variable color color light source and lighting source, be particularly related to a kind of characteristics such as laser brightness is high, energy density is very big of utilizing, laser is converted into to the low energy consumption used in the daily life environment, the method and apparatus of variable colored lighting source cheaply, especially for the use in mobile phone projection field.
Background technology
Within 1917, einstein has proposed a set of brand-new technical know-how ' light-matter interaction '.This theory is to say in the atom of component, there is the particle (electronics) of varying number to be distributed on different energy levels, particle on high level is subject to exciting of certain photon, can transit to low-lying level from high level, at this moment will give off the light with the light same nature that excites it, and, under certain state, can occur that a low light level inspires the phenomenon of a high light.This just is called " light amplification of stimulated radiation ", is called for short laser.
USSR (Union of Soviet Socialist Republics) scientist Ni Gulabasuofu has invented semiconductor laser in nineteen sixty.And semiconductor diode laser in 1962 comes out, this is the pillar of small commercial laser instrument today.From between till now 50 years in 1962, laser is in many fields of human lives, comprise medical treatment, Aero-Space, telemetry, stage-lighting effect, laser holography, laser printing, laser player, optical-fibre communications, mechanical Precision Machining, laser weapon etc., or even nuclear fusion, all be widely used.Laser, in the application in these fields, has not only solved and has perplexed the key technical problem that these fields are sent out, and its cost is reduced greatly.
Laser, due to its directional lighting, the characteristic such as brightness is high, energy density is very big, also is applied in the lighting source field at present.
Summary of the invention
A kind of laser digital projector, comprise: power control system, laser control system, the control signal system, MEMS magnetic levitation system control system, laser light source module, optical prism, molis scanning/reflector, the MEMS magnetic levitation system, the image signal, the projected area regulating system, projection lens, projected image, it is characterized in that: the red bluish-green three primary colours light beam that laser light source module sends, be gathered on optical prism and mixed colours, then by mixed laser, be transmitted on molis scanning/reflector, molis scanning/reflector is according to the instruction synthetic image by the image signal, and will shine the laser on it, reflect to form projected image, the motion of molis scanning/reflector, by the MEMS magnetic levitation system, driven.
Described laser digital projector, wherein: described laser light source module is controlled by laser control system, for laser projection provides applicable light source.The red bluish-green three primary colours light beam that laser light source module sends, be gathered on optical prism and mixed colours, and then by mixed laser, is transmitted on molis scanning/reflector.
Described laser digital projector, wherein: described MEMS magnetic levitation system, with molis scanning/reflector, link together, control its motion by MEMS magnetic levitation system control system.
Described laser digital projector, wherein: described projected area regulating system controlling projection camera lens is focused automatically, process the projected image/image strip generated through molis scanning/reflector, amplification by projection lens is processed, project on projected image, form and watch image/image.
Described laser digital projector, wherein: described control signal system is sent respectively the driving signal instruction to laser control system, MEMS magnetic levitation system control system, image signal, projected area regulating system, coordinates the action between them.
Described laser digital projector, wherein: described power control system is for providing driving electric power to laser control system MEMS magnetic levitation system control system, image signal, projected area regulating system.
A kind of mobile phone projection device that uses laser digital projector, it is characterized in that: red, blue, green three look lasing light emitters are by emission simultaneously, sensor is controlled brightness and the size of current of luminotron, light beam is concentrated and is synthesized R by prism, G, the formation of B colour element, amplify 300 times by the first concave-convex lens again, by second lens, amplify three times by male and fomale(M&F), play the effect of optical filtering, the 3rd lens of light transmission amplify 10 times again, do further optically focused, form the pixel of 1024*768 on described molis scanning/reflector, wherein concave-convex lens is to make with special glass, its thickness only has 0.3MM, single side concave-convex has corner angle, utilize the folding coloured light of corner angle that light beam is amplified, the single side concave-convex technique of eyeglass is to form with laser engraving.
Described mobile phone projection device, also comprise shell, the interior sky of described shell is 1.5*2.3MM, length can be determined according to the size of the image area of expecting projection, its material is: outside is alloy material, the inside is furnished with coil, and the signal of coil is produced by front-end driven, and color is decomposed and produces coloured image.
Described mobile phone projection device, described MEMS magnetic levitation system control system, long 2.3MM, wide 1.5MM, thickness is a slice polycrystalline silicon wafer of 28 nanometers, housing is made with the magnetic material, paint the technology scale by light on wafer and process, laterally be carved with 1024 lines, vertically be carved with 768 lines, also can make weighing apparatus to 1980, vertical 1080.The material of MEMS also can be made with graphite is rare.
Described mobile phone projection device, is characterized in that, by 1 CPU based on the ARM7 kernel, this CPU is comprised of four FPGA, can control separately rear end.One of them FPGA processes high-speed interface and connects mobile phone terminal, another FPGA controls 3601 optical module controllers, another FPGA controls the dynamic power management device, this power supervisor can be used 8964 modules, also have a FPGA part to control optical sensor to the IO mouth, 3601 chip optical drive and master chip CPU, optical sensor, dynamic power supplies is connected, arrive the degree of strength of light by light sensor probes, optical transmission of information is arrived to host CPU, host CPU passes through power management, send instruction, allow power management be controlled end, thereby realize controlling electric current, realize controlling the degree of strength of light, CPU sends the simulated light instruction to described MEMS magnetic levitation system control system, described MEMS magnetic levitation system control system is by the shell coil drive, through the inner magnet pendular suspension, image is exported.
The accompanying drawing explanation
A kind of method and apparatus that laser is converted into to lighting source of Fig. 1.
A kind of method and apparatus that laser is converted into to color light source of Fig. 2.
A kind of laser projection machine of Fig. 3.
That in a kind of smart mobile phone of Fig. 4, uses is converted into laser the method and apparatus of lighting source
The laser used in a kind of smart mobile phone of Fig. 5 is converted into the shell schematic diagram of projection light source apparatus.
The laser used in a kind of smart mobile phone of Fig. 6 is converted into the MEMS part drawing of projection light source apparatus
The laser used in a kind of smart mobile phone of Fig. 7 is converted into the protecting component figure of projection light source apparatus
The laser used in a kind of smart mobile phone of Fig. 8 is converted into the image processing figure of projection light source apparatus
Embodiment
Below in conjunction with 1 pair of embodiment of the present invention 1 of accompanying drawing, be described further:
A kind of device that laser is converted into to lighting source comprises: small two-stage laser tube, reflection disperse semicircle mirror, interior concavo-convex reflection to disperse semi-transparent light-guiding shade, reflect and disperse mirror, pressure to control safety assurance system (SAS), power supply regulator control system, shell again.
In above-mentioned a kind of method and apparatus that laser is converted into to lighting source, it is 0.3～2 watt that the mini-type bi-pole laser tube is selected power.
In above-mentioned a kind of device that laser is converted into to lighting source, it is all to be can be made into by any reflectorized material that reflection disperses the semicircle mirror, and by brightness, high point-like laser is reflected into the hot spot of dispersion.
In above-mentioned a kind of device that laser is converted into to lighting source, interior concavo-convex reflection disperses semi-transparent light-guiding shade, is can cause the material manufacture of semi-transparent and leaded light with glass, organic glass, plastics etc., and its effect one is that reflection disperses hot spot, the 2nd, light is appeared to device, form lighting source.
In above-mentioned a kind of method and apparatus that laser is converted into to lighting source, then reflection disperses mirror to be made by any reflectorized material, and its effect is that reflection disperses hot spot.
In above-mentioned a kind of method and apparatus that laser is converted into to lighting source, pressure is controlled safety assurance system (SAS), it is an electronic circuit system, its effect is when the interior concavo-convex reflection of device disperses semi-transparent light-guiding shade or shell breakage, after the air pressure of light-emitting zone changes, pressure is controlled safety assurance system (SAS) and is cut off the power supply of small two-stage laser tube, makes it stop sending laser, prevent that laser from directly injecting people's eyes in the reflection dispersion treatment, damage.
In above-mentioned a kind of method and apparatus that laser is converted into to lighting source, the power supply regulator control system is an electronic circuit system, its effect one is that power supply is adjusted into to suitable mini-type bi-pole laser tube and the work of pressure control safety assurance system (SAS), the 2nd, adjust the luminosity of mini-type bi-pole laser tube output, thereby adjust the power of lighting source.
In above-mentioned a kind of method and apparatus that laser is converted into to lighting source, shell is to be caused by the metal with some strength or nonmetallic materials, and its effect is fixing related components and be assembled into a single unit system.
Below in conjunction with 2 pairs of embodiment of the present invention 2 of accompanying drawing, be described further:
Embodiment is:
A kind of device that laser is converted into to variable colored lighting source, as shown in Figure 2, comprising: red miniature laser pipe, blue miniature laser pipe, green miniature laser pipe, toning lens, reflection disperse half-sphere mirror, interior concavo-convex reflection to disperse semi-transparent light-guiding shade, reflect and disperse mirror, pressure to control safety assurance system (SAS), power supply regulator control system, colored regulator control system, shell, controller again.
In above-mentioned a kind of device that laser is converted into to variable colored lighting source, red miniature laser pipe, blue miniature laser pipe, green miniature laser pipe are the tricolor laser pipes, mixed in different ratios by three kinds of primary colours, can be generated a lot of different coloramas.
In above-mentioned a kind of device that laser is converted into to variable colored lighting source, the toning lens are concavees lens, with optical glass, make, and its effect one is that the laser of three kinds of colors is mixed, and generates new colorama; The 2nd, the laser of point-like is dispersed for planar hot spot, form the light beam that enlarges several times than point-like laser, laser is carried out to primary dispersion.
In above-mentioned a kind of device that laser is converted into to variable colored lighting source, it is all to be can be made into by any reflectorized material that reflection disperses the semicircle mirror, and by brightness, high point-like laser is reflected into the hot spot of dispersion.
In above-mentioned a kind of device that laser is converted into to variable colored lighting source, interior concavo-convex reflection disperses semi-transparent light-guiding shade, can cause the material manufacture of semi-transparent and leaded light with glass, organic glass, plastics etc., its effect one is that reflection disperses hot spot, the 2nd, light is appeared to device, form lighting source.
In above-mentioned a kind of device that laser is converted into to variable colored lighting source, then reflection disperses mirror all be can be made into by any reflectorized material, and its effect is that reflection disperses hot spot.
In above-mentioned a kind of device that laser is converted into to variable colored lighting source, pressure is controlled safety assurance system (SAS), it is an electronic circuit system, its effect is when the interior concavo-convex reflection of device disperses semi-transparent light-guiding shade or shell breakage, after the air pressure of light-emitting zone changes, pressure is controlled safety assurance system (SAS) and is cut off the power supply of mini-type bi-pole laser tube, makes it stop sending laser, prevent that laser from directly injecting people's eyes in the reflection dispersion treatment, damage.
In above-mentioned a kind of device that laser is converted into to variable colored lighting source, the power supply regulator control system is an electronic circuit system, its effect one is that power supply is adjusted into to suitable mini-type bi-pole laser tube and the work of pressure control safety assurance system (SAS), the 2nd, adjust the luminosity of mini-type bi-pole laser tube output, thereby adjust the power of lighting source.
In above-mentioned a kind of device that laser is converted into to variable colored lighting source, shell is to be caused by the metal with some strength or nonmetallic materials, and its effect is fixing related components and be assembled into a single unit system.
In above-mentioned a kind of method and apparatus that laser is converted into to variable colored lighting source, controller is for regulating various light colorings and brightness, color that can some is commonly used is fixed as major key, also can freely adjust the ratio that three primary colours are different, the color of selecting the user to like; Adjust overall brightness.
Below in conjunction with 3 pairs of embodiment of the present invention 3 of accompanying drawing, be described further:
A kind of laser projection comprises: power control system, laser control system, control signal system, MEMS magnetic levitation system control system, laser light source module, optical prism, molis scanning/reflector, MEMS magnetic levitation system, image signal, projected area regulating system, projection lens, projected image.It is characterized in that: the red bluish-green three primary colours light beam that laser light source module sends, be gathered on optical prism and mixed colours, then by mixed laser, be transmitted on molis scanning/reflector.Molis scanning/reflector is according to by the instruction synthetic image of image signal, and will shine the laser on it, reflects to form projected image; The motion of molis scanning/reflector, driven by the MEMS magnetic levitation system.
Described laser light source module is controlled by laser control system, for laser projection provides applicable light source.The red bluish-green three primary colours light beam that laser light source module sends, be gathered on optical prism and mixed colours, and then by mixed laser, is transmitted on molis scanning/reflector.
Described MEMS magnetic levitation system, link together with molis scanning/reflector, by MEMS magnetic levitation system control system, controls its motion.
Described projected area regulating system controlling projection camera lens is focused automatically, processes the projected image/image strip generated through molis scanning/reflector, by the amplification of projection lens, processes, and projects on projected image, forms and watches image/image.
Described control signal system is sent respectively the driving signal instruction to laser control system, MEMS magnetic levitation system control system, image signal, projected area regulating system, coordinates the action between them.
Described power control system is for providing driving electric power to laser control system MEMS magnetic levitation system control system, image signal, projected area regulating system.
Above-mentioned a kind of laser digital projector, due to the microminiaturization of critical component, make complete machine be miniaturizated to may, therefore this device can be positioned among smart mobile phone.
4-8 is described further above-described embodiment by reference to the accompanying drawings:
As shown in Figure 4, red, blue, green three look lasing light emitters are at first by emission simultaneously, and sensor is controlled brightness and the size of current of luminotron.Light beam is concentrated the formation that synthesizes R, G, B colour element by prism, amplify 300 times by the first concave-convex lens again, by second lens, amplify three times by male and fomale(M&F), play the effect of optical filtering, the 3rd lens of light transmission amplify 10 times again, do further optically focused, arrive the MEMS crystal, as shown in Figure 6, form the pixel of 1024*768 on the MOLIS device.Wherein concave-convex lens is to make with special glass, and its thickness only has 0.3MM, and single side concave-convex has corner angle, utilizes the folding coloured light of corner angle that light beam is amplified to N doubly.The single side concave-convex technique of eyeglass is to form with laser engraving.
In shell schematic diagram as shown in Figure 5, the interior sky of shell is 1.5*2.3MM, length can be determined according to the size of the image area of expecting projection, its material is: outside is alloy material, the inside is furnished with coil, the signal of coil produces field drives MEMS, MOLIS device by front-end driven, and color is decomposed and produces coloured image.
MEMS part drawing as shown in Figure 6, long 2.3MM, wide 1.5MM, thickness is a slice polysilicon (wafer) of 28 nanometers, and housing is made with the magnetic material, paints the technology scale by light on wafer and processes, laterally be carved with 1024 lines, vertically be carved with 768 lines, also can make weighing apparatus to 1980, vertical 1080.The material of MEMS also can be made with graphite is rare, and its volume can also be less, and the life-span is longer, the advantage that cost is lower.
Protection part as shown in Figure 7; it is an electronic circuit system; its effect is when the interior concavo-convex reflection of device disperses semi-transparent light-guiding shade or shell breakage; after the air pressure of light-emitting zone changes; pressure is controlled safety assurance system (SAS) and is cut off the power supply of mini-type bi-pole laser tube; make it stop sending laser, prevent that laser from directly injecting people's eyes in the reflection dispersion treatment, damage.
Imaging processing schematic diagram as shown in Figure 8, by 1 CPU based on the ARM7 kernel, this CPU is comprised of four FPGA, can control separately rear end.One of them FPGA processes high-speed interface and connects mobile phone terminal; Another FPGA controls 3601 optical module controllers; Another FPGA controls the dynamic power management device, and this power supervisor can be used 8964 modules.Also have a FPGA part to control MEMS coil, MEMS and optical sensor to the IO mouth.3601 chip optical drive are connected with master chip CPU, optical sensor, dynamic power supplies, arrive the degree of strength of light by light sensor probes, optical transmission of information is arrived to host CPU, host CPU passes through power management, send instruction, allow power management be controlled end, thereby realize controlling electric current, realize controlling the degree of strength of light.The MEMS module, CPU sends the simulated light instruction to MEMS, and MEMS, by shell coil drive MEMS, exports image by the inner magnet pendular suspension.
Above embodiment, method and device are only for illustrating and unrestricted implementer's case of the present invention.For example, the size of two utmost point laser tubes, power supply is adopt civil power, solar energy power generating or adopt battery, interior concavo-convex reflection disperses the semi-transparent multiple variation of leading concaveconvex shape in light Zhuo, it is plane form or parabola form that interior concavo-convex reflection disperses the semi-transparent light Zhuo that leads, and the working pressure that pressure is controlled safety assurance system (SAS) is to adopt malleation or negative pressure, reflection disperse the semicircle mirror to arrange the number etc., from all changing in essence essence and the scope of the claims in the present invention.
Claims (10)
1. a laser digital projector, comprise: power control system, laser control system, the control signal system, MEMS magnetic levitation system control system, laser light source module, optical prism, molis scanning/reflector, the MEMS magnetic levitation system, the image signal, the projected area regulating system, projection lens, projected image, it is characterized in that: the red bluish-green three primary colours light beam that laser light source module sends, be gathered on optical prism and mixed colours, then by mixed laser, be transmitted on molis scanning/reflector, molis scanning/reflector is according to the instruction synthetic image by the image signal, and will shine the laser on it, reflect to form projected image, the motion of molis scanning/reflector, by the MEMS magnetic levitation system, driven.
2. laser digital as claimed in claim 1 projector, it is characterized in that: described laser light source module is controlled by laser control system, for laser projection provides applicable light source.The red bluish-green three primary colours light beam that laser light source module sends, be gathered on optical prism and mixed colours, and then by mixed laser, is transmitted on molis scanning/reflector.
3. laser digital as claimed in claim 1 projector is characterized in that: described MEMS magnetic levitation system, with molis scanning/reflector, link together, and control its motion by MEMS magnetic levitation system control system.
4. laser digital as claimed in claim 1 projector, it is characterized in that: described projected area regulating system controlling projection camera lens is focused automatically, process the projected image/image strip generated through molis scanning/reflector, amplification by projection lens is processed, project on projected image, form and watch image/image.
5. laser digital as claimed in claim 1 projector, it is characterized in that: described control signal system is sent respectively the driving signal instruction to laser control system, MEMS magnetic levitation system control system, image signal, projected area regulating system, coordinates the action between them.
6. laser digital as claimed in claim 1 projector, it is characterized in that: described power control system is for providing driving electric power to laser control system MEMS magnetic levitation system control system, image signal, projected area regulating system.
7. a use is as the mobile phone projection device of any laser digital projector of claim 1-6, it is characterized in that: red, blue, green three look lasing light emitters are by emission simultaneously, sensor is controlled brightness and the size of current of luminotron, light beam is concentrated and is synthesized R by prism, G, the formation of B colour element, amplify 300 times by the first concave-convex lens again, by second lens, amplify three times by male and fomale(M&F), play the effect of optical filtering, the 3rd lens of light transmission amplify 10 times again, do further optically focused, form the pixel of 1024*768 on described molis scanning/reflector, wherein concave-convex lens is to make with special glass, its thickness only has 0.3MM, single side concave-convex has corner angle, utilize the folding coloured light of corner angle that light beam is amplified, the single side concave-convex technique of eyeglass is to form with laser engraving.
8. mobile phone projection device as claimed in claim 7, it is characterized in that: also comprise shell, the interior sky of described shell is 1.5*2.3MM, length can be determined according to the size of the image area of expecting projection, its material is: outside is alloy material, the inside is furnished with coil, and the signal of coil is produced by front-end driven, and color is decomposed and produces coloured image.
9. mobile phone projection device as claimed in claim 7, it is characterized in that: described MEMS magnetic levitation system control system, long 2.3MM, wide 1.5MM, thickness is a slice polycrystalline silicon wafer of 28 nanometers, housing is made with the magnetic material, paint the technology scale by light on wafer and process, laterally be carved with 1024 lines, vertically be carved with 768 lines, also can make weighing apparatus to 1980, vertical 1080.The material of MEMS also can be made with graphite is rare.
10. mobile phone projection device as claimed in claim 7, it is characterized in that: by 1 CPU based on the ARM7 kernel, this CPU is comprised of four FPGA, can control separately rear end.One of them FPGA processes high-speed interface and connects mobile phone terminal, another FPGA controls 3601 optical module controllers, another FPGA controls the dynamic power management device, this power supervisor can be used 8964 modules, also have a FPGA part to control optical sensor to the IO mouth, 3601 chip optical drive and master chip CPU, optical sensor, dynamic power supplies is connected, arrive the degree of strength of light by light sensor probes, optical transmission of information is arrived to host CPU, host CPU passes through power management, send instruction, allow power management be controlled end, thereby realize controlling electric current, realize controlling the degree of strength of light, CPU sends the simulated light instruction to described MEMS magnetic levitation system control system, described MEMS magnetic levitation system control system is by the shell coil drive, through the inner magnet pendular suspension, image is exported.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013100563948A CN103439858A (en) | 2013-02-22 | 2013-02-22 | Laser digital projector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100563948A CN103439858A (en) | 2013-02-22 | 2013-02-22 | Laser digital projector |
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| CN105263007A (en) * | 2015-10-22 | 2016-01-20 | 全普光电科技(上海)有限公司 | Electronic device having micro-projection function and internal communication method thereof |
| CN105573023A (en) * | 2015-11-25 | 2016-05-11 | 全普光电科技(上海)有限公司 | Multi-MEMS laser projection device and method |
| CN105991981A (en) * | 2015-03-06 | 2016-10-05 | 深圳市恒瀚电子科技有限公司 | Mems display control system and method and display device |
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