CN107388155A - Car light light-dimming method and system, vehicle lamp assembly and automobile based on MEMS micromirror - Google Patents

Car light light-dimming method and system, vehicle lamp assembly and automobile based on MEMS micromirror Download PDF

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Publication number
CN107388155A
CN107388155A CN201710582024.6A CN201710582024A CN107388155A CN 107388155 A CN107388155 A CN 107388155A CN 201710582024 A CN201710582024 A CN 201710582024A CN 107388155 A CN107388155 A CN 107388155A
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CN
China
Prior art keywords
light
mems micromirror
mems
array
illumination
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Application number
CN201710582024.6A
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Chinese (zh)
Inventor
戈斌
郭田忠
于世杰
朱明华
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上海小糸车灯有限公司
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Application filed by 上海小糸车灯有限公司 filed Critical 上海小糸车灯有限公司
Priority to CN201710582024.6A priority Critical patent/CN107388155A/en
Publication of CN107388155A publication Critical patent/CN107388155A/en

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/04Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

The present invention relates to automobile lamp technical field, more particularly to a kind of car light light-dimming method and system based on MEMS micromirror, vehicle lamp assembly and automobile.The car light light-dimming method is that the light for sending light source is projected on MEMS micromirror array, light is projected after carrying out the MEMS micromirror of back rotation and reflecting, and the default amplitude by adjusting MEMS micromirror adjusts illumination light type.The car light light adjusting system includes lamp body, light source and MEMS micromirror array are provided with lamp body, MEMS micromirror array includes the MEMS micromirror drive circuit that MEMS micromirror seat, multiple MEMS micromirrors for being distributed and being movably arranged on MEMS micromirror seat in array and driving MEMS micromirror rotate on MEMS micromirror seat;The light that light source is sent is incident upon on MEMS micromirror array and projected after carrying out the MEMS micromirror of back rotation and reflecting.The advantages of with integrated level height, small volume, high, reliable stable light modulation precision.

Description

Car light light-dimming method and system, vehicle lamp assembly and automobile based on MEMS micromirror

Technical field

The present invention relates to automobile lamp technical field, more particularly to a kind of car light light-dimming method based on MEMS micromirror and it is The vehicle lamp assembly and automobile including the vehicle lamp assembly of system including the car light light adjusting system.

Background technology

For automobile lamp, light modulation is the necessary requirement that car light realizes its function.Existing car light is by light-modulating motor in lamp Movable in body realizes that distance-light is highly adjusted, and light-modulating motor is arranged on lamp body by light-modulating motor support.In order to Light-modulating motor support is moved forward and backward in lamp body, guide groove is provided with lamp body, light-modulating motor support is slideably inserted In guide groove, guide groove is that light-modulating motor support reserves enough movement travels, thus can realize regulation distance-light height. Light type is adjusted by setting shadow shield between light source and lens.Shadow shield is process using metal making sheet, shading graph Fixed single.In order to adapt to the illumination light type demand of different road conditions, it is necessary to configure polylith shadow shield or rotatable shadow shield, And corresponding magnetic valve and motor are configured, drive shadow shield mobile by motor or rotate to change light type.

The above-mentioned system for being used to adjust car light light needs to realize by more machine components, there is that volume is big, operation The defects of noise is big, light modulation precision is low, the easy step-out of light-modulating motor, short life.

In addition, with the development of automobile industry, the illuminator of automobile lamp is increasingly intelligent, can realize intelligent lighting Also as a requirement of car light function.Automobile lamp realizes that the mode of intelligent lighting has at present:The mode of multiple light courcess and how saturating The mode of mirror.The mode of multiple light courcess needs multiple LED light sources or LASER Light Source, and this scheme cost is high, high energy consumption;Poly-lens Mode then needs the installing space of bulky and complicated optical design.

The content of the invention

The technical problem to be solved in the present invention is to provide a kind of small volume, light modulation precision height, operational reliability and stability The vehicle lamp assembly of good car light light-dimming method and system based on MEMS micromirror including the car light light adjusting system and including the car The automobile of lamp assembly, to overcome the drawbacks described above of prior art.

In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme that:

A kind of car light light adjusting system based on MEMS micromirror, including lamp body, lamp body is interior to be provided with light source and MEMS micromirror array, MEMS micromirror array includes MEMS micromirror seat, multiple is distributed in array and the MEMS that is movably arranged on MEMS micromirror seat is micro- The MEMS micromirror drive circuit that mirror and driving MEMS micromirror rotate on MEMS micromirror seat;MEMS micromirror drive circuit drives MEMS micromirror carrys out back rotation with predeterminated frequency and default amplitude, and the light that light source is sent is incident upon on MEMS micromirror array and through coming Projected after the MEMS micromirror reflection of back rotation.

Preferably, MEMS micromirror array is provided with multigroup.

Preferably, the light that light source is sent is in the light type to match with the arrangement form of MEMS micromirror array.

A kind of vehicle lamp assembly, including the car light light adjusting system based on MEMS micromirror as described above.

A kind of automobile, including vehicle lamp assembly as described above.

A kind of car light light-dimming method based on MEMS micromirror, MEMS micromirror array is set in body of vehicle light, makes MEMS micro- MEMS micromirror in lens array in predeterminated frequency and is preset around MEMS micromirror array and the perpendicular lateral shaft of light direction of illumination Amplitude gets off back rotation, and the light that light source is sent is projected on MEMS micromirror array, makes MEMS of the light through carrying out back rotation micro- Projected after the reflection of mirror, form illumination light type;Default amplitude by adjusting MEMS micromirror realizes the regulation of illumination light type.

Preferably, make all MEMS micromirrors same around the perpendicular lateral shaft deflection of MEMS micromirror array and light direction of illumination One angle, realize the upper-lower height regulation of illumination light type.

Preferably, make all MEMS micromirrors same around the perpendicular longitudinal axis deflection of MEMS micromirror array and light direction of illumination One angle, realize the right position regulation of illumination light type.

Preferably, the rotation to each MEMS micromirror in MEMS micromirror array is individually controlled, by individually controlling list Individual MEMS micromirror irradiates around MEMS micromirror array and the perpendicular lateral shaft of light direction of illumination or MEMS micromirror array with light The perpendicular longitudinal axis in direction deflects, and realizes regulation of the illumination light type in corresponding illumination region bright-dark degree.

Preferably, predeterminated frequency is not less than 100Hz.

Compared with prior art, the present invention has significant progressive:

By setting MEMS micromirror array in body of vehicle light, the light that light source is sent is set to project MEMS micromirror array On, and projected after the reflection of the MEMS micromirror through carrying out back rotation in MEMS micromirror array with predeterminated frequency and default amplitude, pass through The MEMS micromirror scanning high-frequency to incident ray for carrying out back rotation forms illumination light type, according to actual road conditions needs, passes through tune Section MEMS micromirror carrys out the default amplitude of back rotation, and illumination light type can be adjusted, and light modulation is very convenient, have integrated level it is high, The advantages of small volume, light modulation precision are high, operational reliability and stability are good, service life is long.

Brief description of the drawings

Fig. 1 is the structural representation of the car light light adjusting system based on MEMS micromirror of the embodiment of the present invention.

Fig. 2 is to carry out the MEMS micromirror of back rotation in the embodiment of the present invention to carry out incident ray high-frequency scanning and by line Property light type is converted into the schematic diagram of face light type.

In figure:

1st, MEMS micromirror array 10, MEMS micromirror

11st, MEMS micromirror seat 2, light source

3rd, the light type to match with the arrangement form of MEMS micromirror array

4th, face light type

Embodiment

The embodiment of the present invention is described in further detail below in conjunction with the accompanying drawings.These embodiments are only used for Illustrate the present invention, and not limitation of the present invention.

In the description of the invention, it is necessary to explanation, term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ", The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " are Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right The limitation of the present invention.In addition, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint are relative Importance.

In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected;Can To be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood as the case may be Concrete meaning in the present invention.

In addition, in the description of the invention, unless otherwise indicated, " multiple " are meant that two or more.

It should be noted that MEMS (Micro-Electro-Mechanical System, MEMS) is by partly leading Body material or other controllable micro mechanical structure systems formed suitable for micro-machined material, the general principle of MEMS micromirror are By the effect of electrostatic (or magnetic force or electric heating) make can the micro mirror minute surface of activity rotate or translation, so as to change incidence The direction of propagation of light, moreover, MEMS micromirror carrys out back rotation with certain frequency and amplitude.

Embodiment one

The embodiment of the present invention one provides a kind of car light light-dimming method based on MEMS micromirror.As shown in figure 1, the present embodiment The one car light light-dimming method based on MEMS micromirror is:MEMS micromirror array 1 is set in body of vehicle light, makes MEMS micromirror array MEMS micromirror 10 in 1 is around MEMS micromirror array 1 and the perpendicular lateral shaft of light direction of illumination (X as shown in Figure 1 to) The back rotation under predeterminated frequency and default amplitude, the light that light source 2 is sent is projected on MEMS micromirror array 1, makes light Projected after carrying out the reflection of MEMS micromirror 10 of back rotation, form illumination light type.By the default amplitude for adjusting MEMS micromirror 10 Realize the regulation of illumination light type.Predeterminated frequency herein and default amplitude refer to the frequency set according to actual road conditions lighting demand Rate and amplitude.

To enable illumination light type of the light through being formed after carrying out the reflection of the MEMS micromirror 10 of back rotation to play continuous effective Illuminating effect, the predeterminated frequency that MEMS micromirror 10 carrys out back rotation should be set to higher frequency.In the present embodiment one, it is preferable that The predeterminated frequency that MEMS micromirror 10 carrys out back rotation is not less than 100Hz.

In MEMS micromirror array 1 come the MEMS micromirror 10 of back rotation to the high-frequency scanning of incident ray by way of can So that linear light type is converted into face light type, therefore in the present embodiment one, it is micro- that the light of light source 2 is projected to MEMS in a linear fashion On lens array 1.Preferably, as shown in Fig. 2 the light that light source 2 is sent in the present embodiment one is in the arrangement with MEMS micromirror array 1 The light type 3 that form matches, i.e., the light that light source 2 is sent are projected to all MEMS of MEMS micromirror array 1 in a linear fashion On micro mirror 10, the face light type 4 for meeting road lighting requirement is converted into after the high frequency scan by MEMS micromirror 10.

Light source 2 in the present embodiment one can use LASER Light Source, can also use LED light source.During using LASER Light Source, LASER Light Source can be the white light source that the Laser Modulation of different colours goes out, or blue laser is converted into through fluorescent material White light source.

The car light light-dimming method based on MEMS micromirror of the present embodiment one, by carrying out the MEMS micromirror 10 of back rotation to incidence The high-frequency scanning of light forms illumination light type, according to actual road conditions needs, by adjusting MEMS micromirror 10 come the pre- of back rotation If illumination light type can be adjusted for amplitude.For example, for dipped beam light type, make the MEMS micromirror positioned at dipped beam dead line downside 10 carry out back rotation with less default amplitude and higher predeterminated frequency, make MEMS micromirror 10 positioned at dipped beam dead line high side with Larger default amplitude and higher predeterminated frequency carry out back rotation, and dipped beam is just formd after the two combination.Distance light light type is similarly.

Further, on the basis of illumination light type is realized, the upper-lower height of illumination light type can be adjusted:Make to own MEMS micromirror 10 deflects same angle around the perpendicular lateral shaft of MEMS micromirror array 1 and light direction of illumination, then can be achieved to shine Mingguang City's type is overall to be moved up or moves down, so as to realize irradiant upper-lower height regulation.

Further, on the basis of illumination light type is realized, the right position of illumination light type can be adjusted:Make to own MEMS micromirror 10 is same around MEMS micromirror array 1 and the perpendicular longitudinal axis of light direction of illumination (Y-direction as shown in Figure 1) deflection One angle, then moving left and right for illumination light type entirety can be achieved, so as to realize the right position regulation of illumination light type, meet bend The demand of floor light.

Further, the rotation to each MEMS micromirror 10 in MEMS micromirror array 1 is individually controlled, by individually controlling Single MEMS micromirror 10 is around MEMS micromirror array 1 and the perpendicular lateral shaft of light direction of illumination or MEMS micromirror array 1 and light The perpendicular longitudinal axis of line direction of illumination deflects, and realizes regulation of the illumination light type in corresponding illumination region bright-dark degree.I.e. Can be according to the lighting demand in certain specific illumination region, to MEMS corresponding with the specific illumination region in MEMS micromirror array 1 Micro mirror 10 is independently controlled, and makes it around MEMS micromirror array 1 and light direction of illumination perpendicular lateral shaft or MEMS micromirror The longitudinal axis perpendicular with light direction of illumination of array 1 deflects, and so as to change the bright-dark degree of reflection light, and then adjusts Illuminate bright-dark degree of the light type in the specific illumination region.Intelligent lighting function is thus achieved, and is realizing intelligent lighting During can make full use of the energy of light source, efficiency high.

The car light light-dimming method based on MEMS micromirror of the present embodiment one, by setting MEMS micromirror battle array in body of vehicle light Row 1, the light for sending light source 2 are projected on MEMS micromirror array 1, and through in MEMS micromirror array 1 with predeterminated frequency and pre- If amplitude projects after carrying out the reflection of the MEMS micromirror 10 of back rotation, by carrying out the MEMS micromirror 10 of back rotation to incident ray high frequency The scanning of rate forms illumination light type, according to actual road conditions needs, by adjusting MEMS micromirror 10 come the default amplitude of back rotation i.e. Illumination light type can be adjusted, light modulation is very convenient.In addition, by carrying out the MEMS micromirror 10 of back rotation to incident ray high frequency Linear light type can be converted into face light type by the mode of the scanning of rate, therefore the light that light source 2 is sent can be linear light type, can Reduce the volume of light source 2.Also, the energy of light source, efficiency high can be made full use of during intelligent lighting is realized.Cause This, the car light light-dimming method based on MEMS micromirror of the present embodiment one has integrated level height, small volume, light modulation precision height, operation The advantages of reliability and stability are good, service life is long.

Embodiment two

The embodiment of the present invention two provides a kind of car light light adjusting system based on MEMS micromirror, the present embodiment two based on The car light light adjusting system of MEMS micromirror can realize the car light light-dimming method based on MEMS micromirror of embodiment one.

As shown in figure 1, the car light light adjusting system based on MEMS micromirror of the present embodiment two includes lamp body (not shown), Light source 2 and MEMS micromirror array 1 are provided with lamp body, MEMS micromirror array 1 includes MEMS micromirror seat 11, MEMS micromirror 10 and MEMS Micro mirror drive circuit (not shown).MEMS micromirror 10 be provided with it is multiple, multiple MEMS micromirrors 10 in array be distributed and Actively on MEMS micromirror seat 11, MEMS micromirror drive circuit is connected with MEMS micromirror 10, for driving MEMS micromirror 10 Rotated on MEMS micromirror seat 11:MEMS micromirror drive circuit had both driven MEMS micromirror 10 to be shone around MEMS micromirror array 1 and light Penetrate perpendicular vertical of the perpendicular lateral shaft in direction (X as shown in Figure 1 to) or MEMS micromirror array 1 and light direction of illumination Deflected to axle (Y-direction as shown in Figure 1), to change the minute surface direction of MEMS micromirror 10;MEMS micromirror drive circuit Drive MEMS micromirror 10 around MEMS micromirror array 1 and the perpendicular lateral shaft of light direction of illumination in predeterminated frequency and default amplitude Get off back rotation.The light that light source 2 is sent is incident upon on MEMS micromirror array and after carrying out the MEMS micromirror 10 of back rotation and reflecting Project, form illumination light type.

To enable illumination light type of the light through being formed after carrying out the reflection of the MEMS micromirror 10 of back rotation to play continuous effective Illuminating effect, the predeterminated frequency that MEMS micromirror 10 carrys out back rotation should be set to higher frequency.In the present embodiment two, it is preferable that The predeterminated frequency that MEMS micromirror 10 carrys out back rotation is not less than 100Hz.

Linear light type can be turned by way of carrying out the MEMS micromirror 10 of back rotation to the high-frequency scanning of incident ray Change face light type into, therefore in the present embodiment two, the light of light source 2 is projected on MEMS micromirror array 1 in a linear fashion.It is preferred that Ground, the light that light source 2 is sent in the present embodiment two is linear light type, is converted into after the high frequency scan by MEMS micromirror 10 full The face light type of sufficient road lighting requirement.

Light source 2 in the present embodiment two can use LASER Light Source, can also use LED light source.During using LASER Light Source, LASER Light Source can be the white light source that the Laser Modulation of different colours goes out, or blue laser is converted into through fluorescent material White light source.

The car light light adjusting system based on MEMS micromirror of the present embodiment two, by carrying out the MEMS micromirror 10 of back rotation to incidence The high-frequency scanning of light forms illumination light type, according to actual road conditions needs, by adjusting MEMS micromirror 10 come the pre- of back rotation If illumination light type can be adjusted for amplitude.For example, for dipped beam light type, make the MEMS micromirror positioned at dipped beam dead line downside 10 carry out back rotation with less default amplitude and higher predeterminated frequency, make MEMS micromirror 10 positioned at dipped beam dead line high side with Larger default amplitude and higher predeterminated frequency carry out back rotation, and dipped beam is just formd after the two combination.Distance light light type is similarly.

Further, on the basis of illumination light type is realized, the upper-lower height of illumination light type can be adjusted:Make to own MEMS micromirror 10 deflects same angle around the perpendicular lateral shaft of MEMS micromirror array 1 and light direction of illumination, then can be achieved to shine Mingguang City's type is overall to be moved up or moves down, so as to realize irradiant upper-lower height regulation.

Further, on the basis of illumination light type is realized, the right position of illumination light type can be adjusted:Make to own MEMS micromirror 10 deflects same angle around the perpendicular longitudinal axis of MEMS micromirror array 1 and light direction of illumination, then can be achieved to shine Mingguang City's type is overall to be moved left and right, and so as to realize the right position regulation of illumination light type, meets the needs of bend auxiliary lighting.

Further, the rotation to each MEMS micromirror 10 in MEMS micromirror array 1 is individually controlled, by individually controlling Single MEMS micromirror 10 is around MEMS micromirror array 1 and the perpendicular lateral shaft of light direction of illumination or MEMS micromirror array 1 and light The perpendicular longitudinal axis of line direction of illumination deflects, and realizes regulation of the illumination light type in corresponding illumination region bright-dark degree.I.e. Can be according to the lighting demand in certain specific illumination region, to MEMS corresponding with the specific illumination region in MEMS micromirror array 1 Micro mirror 10 is independently controlled, and makes it around MEMS micromirror array 1 and light direction of illumination perpendicular lateral shaft or MEMS micromirror The longitudinal axis perpendicular with light direction of illumination of array 1 deflects, and so as to change the bright-dark degree of reflection light, and then adjusts Illuminate bright-dark degree of the light type in the specific illumination region.Intelligent lighting function is thus achieved, and is realizing intelligent lighting During can make full use of the energy of light source, efficiency high.

Therefore, the car light light adjusting system based on MEMS micromirror of the present embodiment two can realize far and near light type regulatory function, Upper and lower dimming function, bend auxiliary lighting function and intelligent lighting function.

Based on the above-mentioned car light light adjusting system based on MEMS micromirror, the present embodiment two additionally provides a kind of vehicle lamp assembly, this The vehicle lamp assembly of embodiment two includes the car light light adjusting system based on MEMS micromirror as described above.

Based on above-mentioned vehicle lamp assembly, the present embodiment two additionally provides a kind of automobile, and the automobile of the present embodiment two is included as above Described vehicle lamp assembly.

The car light light-dimming method system based on MEMS micromirror of the present embodiment two including the car light of the car light light adjusting system are total Into and including the vehicle lamp assembly automobile, pass through in body of vehicle light set MEMS micromirror array 1, the light for sending light source 2 Line is projected on MEMS micromirror array 1, and through carrying out the MEMS of back rotation in MEMS micromirror array 1 with predeterminated frequency and default amplitude Projected after the reflection of micro mirror 10, the scanning high-frequency to incident ray of the MEMS micromirror 10 by carrying out back rotation forms illumination light Type, according to actual road conditions needs, illumination light type can be adjusted come the default amplitude of back rotation by adjusting MEMS micromirror 10 Section, light modulation are very convenient.In addition, can be with by way of carrying out the MEMS micromirror 10 of back rotation to the high-frequency scanning of incident ray Linear light type is converted into face light type, therefore the light that light source 2 is sent can be linear light type, can reduce the volume of light source 2.And And the energy of light source, efficiency high can be made full use of during intelligent lighting is realized.Therefore with integrated level height, volume Small, the advantages of light modulation precision is high, operational reliability and stability are good, service life is long.

Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, without departing from the technical principles of the invention, some improvement and replacement can also be made, these improve and replaced Also it should be regarded as protection scope of the present invention.

Claims (10)

1. a kind of car light light adjusting system based on MEMS micromirror, it is characterised in that including lamp body, light source is provided with the lamp body (2) and MEMS micromirror array (1), the MEMS micromirror array (1) include MEMS micromirror seat (11), it is multiple in array distribution and The MEMS micromirror (10) being movably arranged on the MEMS micromirror seat (11) and the driving MEMS micromirror (10) are described The MEMS micromirror drive circuit rotated on MEMS micromirror seat (11);The MEMS micromirror drive circuit drives the MEMS micromirror (10) back rotation is come with predeterminated frequency and default amplitude, the light that the light source (2) sends is incident upon the MEMS micromirror array (1) projected on and after carrying out the MEMS micromirror (10) of back rotation and reflecting.
2. the car light light adjusting system according to claim 1 based on MEMS micromirror, it is characterised in that the MEMS micromirror battle array (1) is arranged provided with multigroup.
3. the car light light adjusting system according to claim 1 based on MEMS micromirror, it is characterised in that light source (2) hair The light gone out is in the light type to match with the arrangement form of the MEMS micromirror array (1).
4. a kind of vehicle lamp assembly, it is characterised in that including as described in any one in claim 1-3 based on MEMS micromirror Car light light adjusting system.
5. a kind of automobile, it is characterised in that including vehicle lamp assembly as claimed in claim 4.
6. a kind of car light light-dimming method based on MEMS micromirror, it is characterised in that MEMS micromirror array is set in body of vehicle light (1) MEMS micromirror (10) in the MEMS micromirror array (1), is made around the MEMS micromirror array (1) and light direction of illumination Perpendicular lateral shaft back rotation under predeterminated frequency and default amplitude, the light that light source (2) is sent is projected described On MEMS micromirror array (1), projected after making the reflection of MEMS micromirror (10) of the light through carrying out back rotation, form illumination light Type;Default amplitude by adjusting the MEMS micromirror (10) realizes the regulation of illumination light type.
7. the car light light-dimming method according to claim 6 based on MEMS micromirror, it is characterised in that make all MEMS Micro mirror (10) deflects same angle around the perpendicular lateral shaft of the MEMS micromirror array (1) and light direction of illumination, realizes and shines The upper-lower height regulation of Mingguang City's type.
8. the car light light-dimming method according to claim 6 based on MEMS micromirror, it is characterised in that make all MEMS Micro mirror (10) deflects same angle around the perpendicular longitudinal axis of the MEMS micromirror array (1) and light direction of illumination, realizes and shines The right position regulation of Mingguang City's type.
9. the car light light-dimming method according to claim 6 based on MEMS micromirror, it is characterised in that to the MEMS micromirror The rotation of each MEMS micromirror (10) is individually controlled in array (1), by individually controlling single MEMS micromirror (10) around institute MEMS micromirror array (1) is stated to irradiate with light with the perpendicular lateral shaft of light direction of illumination or the MEMS micromirror array (1) The perpendicular longitudinal axis in direction deflects, and realizes regulation of the illumination light type in corresponding illumination region bright-dark degree.
10. the car light light-dimming method according to claim 6 based on MEMS micromirror, it is characterised in that the predeterminated frequency Not less than 100Hz.
CN201710582024.6A 2017-07-17 2017-07-17 Car light light-dimming method and system, vehicle lamp assembly and automobile based on MEMS micromirror CN107388155A (en)

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CN206973463U (en) * 2017-07-17 2018-02-06 上海小糸车灯有限公司 Car light light adjusting system, vehicle lamp assembly and automobile based on MEMS micromirror

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