CN105650572A - Automotive laser headlamp provided with DMD (digital micromirror device) and illumination method - Google Patents
Automotive laser headlamp provided with DMD (digital micromirror device) and illumination method Download PDFInfo
- Publication number
- CN105650572A CN105650572A CN201610205176.XA CN201610205176A CN105650572A CN 105650572 A CN105650572 A CN 105650572A CN 201610205176 A CN201610205176 A CN 201610205176A CN 105650572 A CN105650572 A CN 105650572A
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- Prior art keywords
- laser
- light
- dichroic filters
- green
- reflection
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- Pending
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- 238000005286 illumination Methods 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 title abstract 2
- 230000005540 biological transmission Effects 0.000 claims description 18
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000003786 synthesis reaction Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/12—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of emitted light
- F21S41/125—Coloured light
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention discloses an automotive laser headlamp provided with a DMD (digital micromirror device) and an illumination method. Each function of an automotive headlamp is realized by an independent lamp or module, accordingly, the automotive headlamp comprises a plurality of lamps or modules, and the headlamp occupies a large area after mounting. The automotive laser headlamp comprises a blue laser (1), a green laser (2), a red laser (3), a first dichroic filter (4), a second dichroic filter (5), a DMD assembly (6), a reflective mirror (7) and a lens (8), wherein the first dichroic filter, the second dichroic filter, the blue laser and the reflective mirror are all located in the same horizontal plane, the green laser is arranged under the first dichroic filter, the red laser is arranged under the second dichroic filter, the plane where the DMD assembly and the lens are located is perpendicular to the horizontal plane where the first dichroic filter, the second dichroic filter, the blue laser and the reflective mirror are located. The automotive laser headlamp provided with the DMD is used for automobile illumination.
Description
Technical field:
The present invention relates to a kind of automobile DMD laser headlamp and means of illumination.
Background technology:
The parts that headlamp must be equipped with as automobile, in fullness in the epigastrium and abdomen foot driver's demand to illumination of driving a vehicle, current car headlamp has the functions such as distance light, dipped beam, meeting delustring, AFS, and realize these functions, having an independent light fixture or module to realize, this allows for containing multiple light fixture or module in car headlamp, and installation back lighting lantern festival takies side greatly, the space of miscellaneous part in automobile can be compressed, the overall dimensions of automobile can be limited to some extent.
Summary of the invention:
It is an object of the invention to provide a kind of automobile DMD laser headlamp and means of illumination.
Above-mentioned purpose is realized by following technical scheme:
A kind of automobile DMD laser headlamp, its composition includes: blue laser, green (light) laser, red laser, first dichroic filters, second dichroic filters, DMD assembly, illuminator, lens, the first described dichroic filters, the second described dichroic filters, described blue laser and described illuminator are in same level, described green (light) laser is arranged on immediately below the first described dichroic filter, described red laser is arranged on the underface of the second described dichroic filter, the plane at described DMD assembly and described lens place is perpendicular to the first described dichroic filters, the second described dichroic filters, horizontal plane residing for described blue laser and described illuminator.
Described automobile DMD laser headlamp, it is 615 ~ 620nm that described red laser sends the wavelength of light, it is 530 ~ 540nm that described green (light) laser sends the wavelength of light, the wavelength that described blue laser sends is 460 ~ 470nm, and it is 3:6:1 that described red laser, described green (light) laser, described blue laser send the strength ratio of light;Described first is double-colored to filter reflection green glow, other wavelength light of transmission, and described second is double-colored to filter reflection HONGGUANG, other wavelength light of transmission; Described DMD assembly is provided with dmd chip and control circuit plate.
The means of illumination of described automobile DMD laser headlamp, blue laser horizontal positioned, blue laser level penetrates, green laser is vertical with red laser places, and green is vertical with red laser to be penetrated, first dichroic filters and the second dichroic filters are individually positioned in the intersection of blue laser and green red laser and place in 45�� angle, such design makes trichroism laser all irradiate on a mirror after transmission or reflection, wherein first blue laser is radiated at double, two first color on filter lens, because the first dichroic filters is only to green reflection, so blue laser is transmitted through the first dichroic filters, it is radiated on the second dichroic filters, second dichroic filters is to reflection to red light, other light transmissions, therefore blue laser is transmitted through the second dichroic filters, it is radiated on illuminator, green laser is first radiated on the first dichroic filters, owing to the first dichroic filters is to green reflection, green laser is through reflection, it is radiated on the second dichroic filters, second dichroic filters is to reflection to red light, so green light transmission crosses the second dichroic filters, it is radiated on illuminator, after red laser injection, impinge upon on the second dichroic filters, second dichroic filters is to reflection to red light, so red laser is after reflection, it is irradiated on illuminator, so, trichroism laser overlaps, red, green, blue trichroism laser intensity ratio is for 3:6:1, synthesis white light, white light is after mirror reflection, it is irradiated on DMD assembly. DMD assembly is by its internal control circuit plate, form the image required for dim head lights and distance light and AFS automotive self-adaptive headlight system, the white light reflection being emitted onto on DMD assembly is gone out, through lens, the light type of needs is irradiated to a distant place, reach the light distribution requirements of car light, it is also possible to realize the function of delustring when meeting by controlling DMD assembly.
Beneficial effect:
1. the blue laser horizontal positioned of the present invention, blue laser level penetrates, green laser is vertical with red laser places, and green is vertical with red laser to be penetrated, first dichroic filters and the second dichroic filters are individually positioned in the intersection of blue laser and green red laser and place in 45�� angle, such design makes trichroism laser all irradiate on a mirror after transmission or reflection, wherein first blue laser is radiated at double, two first color on filter lens, because the first dichroic filters is only to green reflection, so blue laser is transmitted through the first dichroic filters, it is radiated on the second dichroic filters, second dichroic filters is to reflection to red light, other light transmissions, therefore blue laser is transmitted through the second dichroic filters, it is radiated on illuminator, green laser is first radiated on the first dichroic filters, owing to the first dichroic filters is to green reflection, green laser is through reflection, it is radiated on the second dichroic filters, second dichroic filters is to reflection to red light, so green light transmission crosses the second dichroic filters, it is radiated on illuminator, after red laser injection, impinge upon on the second dichroic filters, second dichroic filters is to reflection to red light, so red laser is after reflection, it is irradiated on illuminator, so, trichroism laser overlaps, red, green, blue trichroism laser intensity ratio is for 3:6:1, synthesis white light, white light is after mirror reflection, it is irradiated on DMD assembly.DMD assembly is by its internal control circuit plate, form the image required for dim head lights and distance light and AFS automotive self-adaptive headlight system, the white light reflection being emitted onto on DMD assembly is gone out, through lens, the light type of needs is irradiated to a distant place, reach the light distribution requirements of car light, it is also possible to realize the function of delustring when meeting by controlling DMD assembly.
The present invention uses the image function that DMD is powerful, achieve a lamp multi-functional, the functions such as distance light, dipped beam, AFS, meeting delustring can be realized by this lamp, the function of traditional several lamps is synthesized in a lamp, so having saved substantial amounts of space and weight.
Accompanying drawing illustrates:
Accompanying drawing 1 is the structural representation of the present invention.
Detailed description of the invention:
Embodiment 1:
A kind of automobile DMD laser headlamp, its composition includes: blue laser 1, green (light) laser 2, red laser 3, first dichroic filters 4, second dichroic filters 5, DMD assembly 6, illuminator 7, lens 8, the first described dichroic filters, the second described dichroic filters, described blue laser and described illuminator are in same level, described green (light) laser is arranged on immediately below the first described dichroic filter, described red laser is arranged on the underface of the second described dichroic filter, the plane at described DMD assembly and described lens place is perpendicular to the first described dichroic filters, the second described dichroic filters, horizontal plane residing for described blue laser and described illuminator.
Embodiment 2:
Automobile DMD laser headlamp according to embodiment 1, it is 615 ~ 620nm that described red laser sends the wavelength of light, it is 530 ~ 540nm that described green (light) laser sends the wavelength of light, the wavelength that described blue laser sends is 460 ~ 470nm, and it is 3:6:1 that described red laser, described green (light) laser, described blue laser send the strength ratio of light; Described first is double-colored to filter reflection green glow, other wavelength light of transmission, and described second is double-colored to filter reflection HONGGUANG, other wavelength light of transmission; Described DMD assembly is provided with dmd chip 9 and control circuit plate 10.
Embodiment 3:
The means of illumination of the automobile DMD laser headlamp according to embodiment 1 or 2, blue laser horizontal positioned, blue laser level penetrates, green laser is vertical with red laser places, and green is vertical with red laser to be penetrated, first dichroic filters and the second dichroic filters are individually positioned in the intersection of blue laser and green red laser and place in 45�� angle, such design makes trichroism laser all irradiate on a mirror after transmission or reflection, wherein first blue laser is radiated at double, two first color on filter lens, because the first dichroic filters is only to green reflection, so blue laser is transmitted through the first dichroic filters, it is radiated on the second dichroic filters, second dichroic filters is to reflection to red light, other light transmissions, therefore blue laser is transmitted through the second dichroic filters, it is radiated on illuminator, green laser is first radiated on the first dichroic filters, owing to the first dichroic filters is to green reflection, green laser is through reflection, it is radiated on the second dichroic filters, second dichroic filters is to reflection to red light, so green light transmission crosses the second dichroic filters, it is radiated on illuminator, after red laser injection, impinge upon on the second dichroic filters, second dichroic filters is to reflection to red light, so red laser is after reflection, it is irradiated on illuminator, so, trichroism laser overlaps, red, green, blue trichroism laser intensity ratio is for 3:6:1, synthesis white light, white light is after mirror reflection, it is irradiated on DMD assembly.DMD assembly is by its internal control circuit plate, form the image required for dim head lights and distance light and AFS automotive self-adaptive headlight system, the white light reflection being emitted onto on DMD assembly is gone out, through lens, the light type of needs is irradiated to a distant place, reach the light distribution requirements of car light, it is also possible to realize the function of delustring when meeting by controlling DMD assembly.
Claims (4)
1. an automobile DMD laser headlamp, its composition includes: blue laser, green (light) laser, red laser, first dichroic filters, second dichroic filters, DMD assembly, illuminator, lens, it is characterized in that: the first described dichroic filters, the second described dichroic filters, described blue laser and described illuminator are in same level, described green (light) laser is arranged on immediately below the first described dichroic filter, described red laser is arranged on the underface of the second described dichroic filter, the plane at described DMD assembly and described lens place is perpendicular to the first described dichroic filters, the second described dichroic filters, horizontal plane residing for described blue laser and described illuminator.
2. automobile DMD laser headlamp according to claim 1, it is characterized in that: it is 615 ~ 620nm that described red laser sends the wavelength of light, it is 530 ~ 540nm that described green (light) laser sends the wavelength of light, the wavelength that described blue laser sends is 460 ~ 470nm, and it is 3:6:1 that described red laser, described green (light) laser, described blue laser send the strength ratio of light; Described first is double-colored to filter reflection green glow, other wavelength light of transmission, and described second is double-colored to filter reflection HONGGUANG, other wavelength light of transmission; Described DMD assembly is provided with dmd chip and control circuit plate.
3. a means of illumination for the automobile DMD laser headlamp described in claim 1 or 2, is characterized in that: blue laser horizontal positioned, and blue laser level penetrates, green laser is vertical with red laser places, and green is vertical with red laser to be penetrated, first dichroic filters and the second dichroic filters are individually positioned in the intersection of blue laser and green red laser and place in 45�� angle, such design makes trichroism laser all irradiate on a mirror after transmission or reflection, wherein first blue laser is radiated at double, two first color on filter lens, because the first dichroic filters is only to green reflection, so blue laser is transmitted through the first dichroic filters, it is radiated on the second dichroic filters, second dichroic filters is to reflection to red light, other light transmissions, therefore blue laser is transmitted through the second dichroic filters, it is radiated on illuminator, green laser is first radiated on the first dichroic filters, owing to the first dichroic filters is to green reflection, green laser is through reflection, it is radiated on the second dichroic filters, second dichroic filters is to reflection to red light, so green light transmission crosses the second dichroic filters, it is radiated on illuminator, after red laser injection, impinge upon on the second dichroic filters, second dichroic filters is to reflection to red light, so red laser is after reflection, it is irradiated on illuminator, so, trichroism laser overlaps, red, green, blue trichroism laser intensity ratio is for 3:6:1, synthesis white light, white light is after mirror reflection, it is irradiated on DMD assembly.
4.DMD assembly is by its internal control circuit plate, form the image required for dim head lights and distance light and AFS automotive self-adaptive headlight system, the white light reflection being emitted onto on DMD assembly is gone out, through lens, the light type of needs is irradiated to a distant place, reach the light distribution requirements of car light, it is also possible to realize the function of delustring when meeting by controlling DMD assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610205176.XA CN105650572A (en) | 2016-04-05 | 2016-04-05 | Automotive laser headlamp provided with DMD (digital micromirror device) and illumination method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610205176.XA CN105650572A (en) | 2016-04-05 | 2016-04-05 | Automotive laser headlamp provided with DMD (digital micromirror device) and illumination method |
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| Publication Number | Publication Date |
|---|---|
| CN105650572A true CN105650572A (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610205176.XA Pending CN105650572A (en) | 2016-04-05 | 2016-04-05 | Automotive laser headlamp provided with DMD (digital micromirror device) and illumination method |
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| CN (1) | CN105650572A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107654855A (en) * | 2016-07-26 | 2018-02-02 | 郑忠明 | A kind of laser illuminator system |
| CN108302466A (en) * | 2016-09-30 | 2018-07-20 | 长城汽车股份有限公司 | Laser module and vehicle lamp |
| CN109488996A (en) * | 2017-09-08 | 2019-03-19 | 现代自动车株式会社 | Sequential side marker light and method for flashing it sequentially |
| CN117906092A (en) * | 2024-01-30 | 2024-04-19 | 宁波中骏森驰汽车零部件股份有限公司 | Automobile air inlet grille illumination projection assembly |
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| CN102734700A (en) * | 2011-04-04 | 2012-10-17 | 索尼公司 | Illumination device and display unit |
| CN104006342A (en) * | 2013-02-27 | 2014-08-27 | 株式会社小糸制作所 | Vehicle lamp |
| CN204786017U (en) * | 2015-07-14 | 2015-11-18 | 中国科学院重庆绿色智能技术研究院 | Leaded light illumination self -adaptation laser head -light |
| US20150377446A1 (en) * | 2014-06-26 | 2015-12-31 | Texas Instruments Incorporated | Methods and Apparatus for Illumination with DMD and Laser Modulated Adaptive Beam Shaping |
| CN205424747U (en) * | 2016-04-05 | 2016-08-03 | 哈尔滨固泰电子有限责任公司 | Car DMD laser head -light |
-
2016
- 2016-04-05 CN CN201610205176.XA patent/CN105650572A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734700A (en) * | 2011-04-04 | 2012-10-17 | 索尼公司 | Illumination device and display unit |
| CN104006342A (en) * | 2013-02-27 | 2014-08-27 | 株式会社小糸制作所 | Vehicle lamp |
| US20150377446A1 (en) * | 2014-06-26 | 2015-12-31 | Texas Instruments Incorporated | Methods and Apparatus for Illumination with DMD and Laser Modulated Adaptive Beam Shaping |
| CN204786017U (en) * | 2015-07-14 | 2015-11-18 | 中国科学院重庆绿色智能技术研究院 | Leaded light illumination self -adaptation laser head -light |
| CN205424747U (en) * | 2016-04-05 | 2016-08-03 | 哈尔滨固泰电子有限责任公司 | Car DMD laser head -light |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107654855A (en) * | 2016-07-26 | 2018-02-02 | 郑忠明 | A kind of laser illuminator system |
| CN108302466A (en) * | 2016-09-30 | 2018-07-20 | 长城汽车股份有限公司 | Laser module and vehicle lamp |
| CN109488996A (en) * | 2017-09-08 | 2019-03-19 | 现代自动车株式会社 | Sequential side marker light and method for flashing it sequentially |
| CN117906092A (en) * | 2024-01-30 | 2024-04-19 | 宁波中骏森驰汽车零部件股份有限公司 | Automobile air inlet grille illumination projection assembly |
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Application publication date: 20160608 |