CN101830193A - Intelligent car light device capable imaging on road surface - Google Patents

Intelligent car light device capable imaging on road surface Download PDF

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Publication number
CN101830193A
CN101830193A CN201010156845A CN201010156845A CN101830193A CN 101830193 A CN101830193 A CN 101830193A CN 201010156845 A CN201010156845 A CN 201010156845A CN 201010156845 A CN201010156845 A CN 201010156845A CN 101830193 A CN101830193 A CN 101830193A
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China
Prior art keywords
road
imaging
light
intelligent car
car light
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CN201010156845A
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Chinese (zh)
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CN101830193B (en
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范桦
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范桦
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Abstract

The invention discloses an intelligent car light device capable imaging on a road surface, which comprises an information acquisition processing system (1), an information processing system (3) and an intelligent car light (5) capable of imaging on the road surface, wherein the information acquisition processing system (1) transmits acquired information to the information processing system (3) for processing; and the information processing system (3) transmits processed information to the intelligent car light (5) capable of imaging on the road surface so that the intelligent car light (5) capable of imaging on the road surface forms faculae with brightening, darkening or flickering light rays on a specific area. The intelligent car light device is used for automotive vehicles to prevent opposite foot passengers or drivers from dazzling during meeting, mainly solves the problem of car light dazzling, and can also generate the faculae on the road surface to call attention of the drivers so as to reduce traffic accidents.

Description

Can be at the intelligent car light device of road surface imaging

Technical field

The present invention relates to a kind of car light of self-propelled vehicle, relate in particular to a kind of can be at the intelligent car light device of road surface imaging.

Background technology

The car light of self-propelled vehicle in the prior art, all adopt country beam and passing light to be used alternatingly for two kinds, at night during meeting or run into and use passing light when on the road pedestrian being arranged, the other side is for avoiding facing to this dazzling light, takes measures to be: or adopt the shading of colour light filter mirror, or instinct use stick shift light, but when this car light high light that the reduction of colour light filter mirror is faced toward is dazzling, also reduced the visbility to surrounding environment, the pedestrian has more blocked visual angle on every side with stick shift light, easily causes the accident.

Summary of the invention

The technical problem to be solved in the present invention provide a kind of can be at the intelligent car light device of road surface imaging, the specific Zone control light intensity on the road surface, it can provide general lighting to the institute light area, again can be to specific zone (such as the people, car) produce the half-light spot, again can be to special zone (roadblock, the stone that needs concern, near people and the Che) produce bright hot spot, even can allow hot spot flash.

For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of can be at the intelligent car light device of road surface imaging, comprise data collecting and processing system, information handling system, also comprising can be at the intelligent car light of road surface imaging, described data collecting and processing system is handled the information transfer that collects to information handling system, information transfer after information handling system will be handled is given and can be enabled at the intelligent car light of road surface imaging specific zone to be formed the hot spot of light grow or deepening or flicker at the intelligent car light of road surface imaging.

As one of the preferred technical solution of the present invention be: described can comprising light source, place the preceding LCD liquid crystal display of light source and place LCD liquid crystal display preceding convex lens or set of lenses at the intelligent car light of road surface imaging.

Optimal technical scheme as light source in one of the preferred technical solution of the present invention is: described light source comprises point source of light.

Another optimal technical scheme as light source in one of the preferred technical solution of the present invention is: described light source can also be to comprise the luminescent panel of being made up of several LED lamps.

Another optimal technical scheme as light source in one of the preferred technical solution of the present invention is: described light source comprises lasing light emitter.

Further improvement as one of the preferred technical solution of the present invention is: also comprise along optical axis placing convex lens before the light source.

Further improvement as one of the preferred technical solution of the present invention is: also comprise along optical axis being arranged in convex lens or Fresnel Lenses between light source and the LCD liquid crystal display.

As two of the preferred technical solution of the present invention be: described can comprise the OLED read-out at the intelligent car light of road surface imaging and place the OLED read-out before convex lens or set of lenses.

Two further improvement as the preferred technical solution of the present invention is: also comprise the convex lens or the Fresnel Lenses that place before the OLED read-out.

As three of the preferred technical solution of the present invention be: described light source and the dmd chip or the LCOS chip that can comprise arrangement vertically at the intelligent car light of road surface imaging also comprises the ejaculation convex lens or the set of lenses that are provided with along the direction of dmd chip or LCOS chip refracted ray.

Three further improvement as the preferred technical solution of the present invention is: also comprise placing and inject convex lens or set of lenses between light source and dmd chip or the LCOS chip.

As four of the preferred technical solution of the present invention be: describedly inject convex lens or set of lenses before comprising light source at the intelligent car light of road surface imaging and placing light source, also comprise making producing the shake of refraction or rotation or shake and rotating the mirror that has concurrently from injecting light that convex lens or set of lenses appear.

Four further improvement as the preferred technical solution of the present invention is: also comprise place light source and inject convex lens or set of lenses between the beam control assembly, the light refraction that described beam control assembly sends light source is to injecting on convex lens or the set of lenses.

Four further improvement as the preferred technical solution of the present invention is: described light source is a lasing light emitter.

The invention has the beneficial effects as follows: because the present invention has adopted technique scheme, when self-propelled vehicle at night during meeting or run into when on the road pedestrian being arranged, data collecting and processing system (for example by infrared induction etc.), with the information that collects after information handling system is handled, passing to can be at the intelligent car light of road surface imaging, enable to produce the hot spot of the intelligent car light of hot spot to car or pedestrian's position formation light deepening on the road surface, make driver that the opposite that places the half-light spot sends a car or the pedestrian on the road, be not subjected to dazzling the eyes of this car light, can see surrounding environment clearly again, avoid causing traffic accident.The intelligent car light that can also enable to produce hot spot on the road surface is to specific zone, and for example the position forms light grow or hot spot that die down or flicker near people or car, plays the effect of reminding the driver to note, reduces traffic accident.This light grow or hot spot that die down or flicker can also be in specific zones, for example the road surface forms such as matts, stated-speed sign, image such as scenery behind the car, make different signs at different situations, allow car light promptly not shake people's eyes, illuminate road, can produce information to the driver again, drive with caution.

Description of drawings

Fig. 1 is that the present invention can be at the circuit block diagram of the intelligent car light device of road surface imaging.

Fig. 2 is can be at the first embodiment scheme drawing of the intelligent car light of road surface imaging.

Fig. 3 be can be in first embodiment of the intelligent car light of road surface imaging a kind of embodiment scheme drawing of light source.

Fig. 4 be can be in first embodiment of the intelligent car light of road surface imaging the another kind of embodiment scheme drawing of light source.

Fig. 5 is can be at the second embodiment scheme drawing of the intelligent car light of road surface imaging.

Fig. 6 is can be at the 3rd embodiment scheme drawing of the intelligent car light of road surface imaging.

Fig. 7 is can be at the 4th embodiment scheme drawing of the intelligent car light of road surface imaging.

Fig. 8 is a use scheme drawing of the present invention.

The specific embodiment

Can be described in more detail at the intelligent car light device of road surface imaging of the present invention below in conjunction with accompanying drawing.

By Fig. 1, shown in Figure 8, of the present invention can be at the intelligent car light device of road surface imaging, comprise data collecting and processing system 1, information handling system 3, also comprising can be at the intelligent car light 5 of road surface imaging, described data collecting and processing system 1 handles to information handling system 3 information transfer that collects, information transfer after information handling system 3 will be handled is given and can be enabled to form in 5 pairs of specific zones of intelligent car light of road surface imaging light spot 6 or the half-light spot 7 of deepening or the hot spot 9 of flicker of light grow at the intelligent car light 5 of road surface imaging.The mechanism that also comprises rotation, make described can the light area of the intelligent car light 5 of road surface imaging can be up and down about or deflection all arranged up and down.Specific zone can be the optional position in the light area.

By shown in Figure 2, described can be LCD crystal projection structure at the preferred embodiment of the intelligent car light 5 of road surface imaging, convex lens or set of lenses 8 before comprising light source 51, place the LCD liquid crystal display 54 before the light source 51 and placing LCD liquid crystal display 54, convex lens or set of lenses 8 can move around along the optical axis of light source 51, convex lens or set of lenses 8 are when adopting set of lenses, and wherein a kind of embodiment is the set of lenses that adopts " convex lens concavees lens convex lens " three lens to form.Also comprise along optical axis and place convex lens 55 and convex lens or Fresnel Lenses 56 before the light source 51, LCD liquid crystal display 54 can exchange with the succession of Fresnel Lenses 56, all can be in the road surface imaging, also comprising can be at the cooling system 6 of the intelligent car light 5 of road surface imaging.

Mostly Fresnel Lenses (Fresnel lens) is to annotate the thin slice that pressure forms by polyolefine material, also there is glass to make, lens surface simultaneously is the light face, the another side imprinting ascending concentric circles. the convex lens that are equivalent to visible light of Fresnel Lenses in this example, play focussing force.

The structure of Fresnel Lenses briefly is exactly that lens continuous surface part " collapsing " is to a plane.From section, its surface is made up of a series of sawtooth pattern grooves, and core is the ellipse camber line.Angle is different between each groove part and the adjacent grooves, but all light is concentrated a place, forms gonglion, the just focus of lens.Each groove part can be regarded an independently lenslet as, and light is adjusted to collimated light or optically focused.

(Full Name in English is: Liquid Crystal Display) Chinese is a Liquid Crystal Display (LCD) to LCD.Liquid crystal is the material between liquid and solid, itself is not luminous, but being arranged under the electric field action of liquid crystal molecule changes, influence the light transmittance or the reflectivity of its liquid crystal cells, thereby influence its optical property, produce the image with different gray-levels and color, the structure of LCD is to place liquid crystal in the middle of two parallel glass, the tiny electric wire of many vertical and levels is arranged in the middle of two sheet glass, controls the light transmittance of liquid crystal cells through whether switching on.

Can be by the transmissivity and the reflectivity of some unit of control liquid crystal display at the intelligent car light of road surface imaging, the light that light source sends passes after the liquid crystal display hot spot that can the specific zone before car forms light grow or deepening or flicker.

By shown in Figure 3, the preferred embodiment of described light source 51 is: the point source of light 512 before comprising the light deflector of arranging along optical axis 511 and placing light deflector 511, described point source of light 512 can be luminarys such as halide torch, filament lamp, fluorescent lamp, xenon lamp or LED lamp.

By shown in Figure 4, another preferred embodiment of described light source 51 is: comprise the luminescent panel 513 that luminary is made up of several LED lamps, also be included in controlled any LED lamp control setup bright or dark or that close on the described luminescent panel of being made up of several LED lamps 513.

LED (Full Name in English is Light Emitting Diode), Chinese is a light-emitting diode, is a kind of solid-state semiconductor devices that electric energy can be converted into visible light, it can directly be converted into light to electricity.

Another preferred embodiment of described light source 51 is: described light source 51 comprises lasing light emitter 514.

By shown in Figure 5, describedly can be at another preferred embodiment of the intelligent car light 5 of road surface imaging: described can comprise OLED read-out 57 at the intelligent car light 5 of road surface imaging and place OLED read-out 57 before convex lens or set of lenses 8, also comprise the convex lens or the Fresnel Lenses 56 that place before the OLED read-out 57.

OLED, (English name Organic Light-Emitting Diode), Chinese: organic electroluminescent LED.The OLED technique of display adopts extremely thin coating of organic material and glass substrate, and when electric current passed through, these organic materials will be luminous.Owing to possess autoluminescence simultaneously, the characteristic of excellence such as do not need backlight, contrast ratio height, thin thickness, the visual angle is wide, speed of response is fast, can be used for the flexibility panel, the serviceability temperature scope wide, structure and processing procedure are simpler is considered to the emerging application engineering of follow-on flat-panel screens.

By shown in Figure 6, describedly can be: describedly inject convex lens or set of lenses 581, dmd chip or LCOS chip 59 before comprising the light source of arranging vertically 51 at the intelligent car light 5 of road surface imaging and placing light source 51 at another preferred embodiment of the intelligent car light 5 of road surface imaging, also comprise the ejaculation convex lens or the set of lenses 582 of arranging along the direction of dmd chip or LCOS chip 59 refracted rays, inject convex lens or set of lenses 581 and ejaculation convex lens or set of lenses 582 and all can adopt convex lens separately, also can adopt set of lenses.When adopting set of lenses, wherein a kind of embodiment is the set of lenses that " convex lens concavees lens convex lens " three lens are formed.

(English full name is dmd chip: Digital Micromirror Device, Chinese is: digital microlens device), the simple DMD that describes is exactly thousands of small square eyeglasses, and these eyeglasses are built on the hinge arrangement of a static random access memory (SRAM) top and form DMD.Each eyeglass can a pixel of break-make light, hinge arrangement allows eyeglass to tilt between two states ,+12 degree are " opening " ,-12 degree are " passs ", when eyeglass was not worked, they were in 0 " berthing " state of spending.The light of light source is radiated on the DMD, and a certain eyeglass is when being on the position of " opening ", and this eyeglass reflects light to the image pattern that forms a pixel on the screen.

(English full name is: Liquid Crystal On Silicon) Chinese is LCOS: liquid crystal on silicon.The structure of LCOS chip is to be circuit substrate and reflecting horizon with the CMOS chip, be used as catadioptre after being polished polishing, liquid crystal is injected between CMOS IC chip and transparent glass substrate, the light that light source sends sees through glass substrate and liquid crystal material, is reflecting from the CMOS chip surface then.Being arranged under the electric field action of liquid crystal molecule changes, and influences the light transmittance or the reflectivity of its liquid crystal cells, thereby influences its optical property, and the light that reflects just can form image later through lens on screen.

(English full name: Complementary Metal Oxide Semiconductor) Chinese is CMOS: complementary metal oxide semiconductor.It is voltage-controlled a kind of electronic component.It is the elementary cell of forming the cmos digital integrated circuit.

By shown in Figure 7, describedly can be: describedly inject convex lens or set of lenses 581 before comprising light source 51 at the intelligent car light 5 of road surface imaging and placing light source 51 at another preferred embodiment of the intelligent car light 5 of road surface imaging, inject convex lens or set of lenses 581 and can adopt convex lens separately, also can adopt set of lenses.When adopting set of lenses, wherein a kind of embodiment is by " convex lens concavees lens convex lens " three set of lenses that lens are formed.Also comprise making and produce the shake of refraction or rotation or shake and rotate the mirror 511 that has concurrently from injecting light that convex lens or set of lenses 581 appear.Also comprise control motor, control shake or the rotation of the mirror 511 that control shake or rotation or shake rotation have concurrently or the relevant control circuit of the mirror 511 that the shake rotation has concurrently, also comprise place light source 51 and inject convex lens or set of lenses 581 between beam control assembly 5142, the light refraction that described beam control assembly 5142 sends light source 51 is on convex lens or set of lenses 581.Beam control assembly 5142 can be dmd chip or LCOS chip.Described light source 51 is lasing light emitters 514.

In embodiment shown in Figure 7, it can be mirror that the mirror 511 that has concurrently is rotated in shake or rotation or shake, also can be the two sides mirror, and the two sides mirror can be independent control, also can be related control.The light transmission that light source sends is injected convex lens or set of lenses 581 and is injected into shake or rotates or shake is rotated on the mirror 511 that has concurrently, when mirror shake or rotate or shake is rotated when having concurrently, light will form hot spot on the road surface in the mode of scanning, the zone that photoscanning is arrived produces the light spot, and the place that light does not scan just produces the half-light spot; When to the section scanning sometime of a certain zone, section does not scan sometime, and this zone has just produced the hot spot of flicker.

In embodiment shown in Figure 7, when the effect of beam control assembly 5142 is that the zone that photoscanning is arrived produces the light spot when increasing the light that reflexes on mirror lens or the set of lenses 581; When the effect of beam control assembly 5142 was the light that reduces on mirror lens or the set of lenses 581, the place that scans just produced the half-light spot; When allowing a certain zone produce the light spot sometime, when producing the half-light spot sometime, this zone has just produced the hot spot of flicker.

The above is the preferred embodiment of the present invention, and it does not constitute limiting the scope of the invention, so long as realize purpose of the present invention with essentially identical means, all should belong to protection scope of the present invention.

Claims (12)

1. an energy is at the intelligent car light device of road surface imaging, comprise data collecting and processing system (1), information handling system (3), it is characterized in that: also comprising can be at the intelligent car light (5) of road surface imaging, described data collecting and processing system (1) handles to information handling system (3) information transfer that collects, information transfer after information handling system (3) will be handled is given and can be enabled at the intelligent car light (5) of road surface imaging specific zone to be formed the hot spot of light grow or deepening or flicker at the intelligent car light (5) of road surface imaging.
2. according to claim 1 can be at the intelligent car light device of road surface imaging, it is characterized in that: described can comprising light source (51), place the preceding LCD liquid crystal display (54) of light source (51) and place preceding convex lens of LCD liquid crystal display (54) or set of lenses (8) at the intelligent car light (5) of road surface imaging.
3. according to claim 2 can it is characterized in that at the intelligent car light device of road surface imaging: described light source (51) comprises point source of light (512) or lasing light emitter (514) or the luminescent panel of being made up of several LED lamps (513).
4. according to claim 1 to 3 each described can it is characterized in that: also comprise along optical axis placing the preceding convex lens (55) of light source (51) at the intelligent car light device of road surface imaging.
5. according to claim 1 to 3 each described can it is characterized in that: also comprise along optical axis being arranged in convex lens or Fresnel Lenses (56) between light source (51) and the LCD liquid crystal display (54) at the intelligent car light device of road surface imaging.
6. according to claim 1 can it is characterized in that: describedly can comprise OLED read-out (57) at the intelligent car light (5) of road surface imaging and place preceding convex lens of OLED read-out (57) or set of lenses (8) at the intelligent car light device of road surface imaging.
7. according to claim 6 can it is characterized in that: also comprise placing preceding convex lens of OLED read-out (57) or Fresnel Lenses (56) at the intelligent car light device of road surface imaging.
8. according to claim 1 can be at the intelligent car light device of road surface imaging, it is characterized in that: described light source (51) and the dmd chip or the LCOS chip (59) that can comprise arrangement vertically at the intelligent car light (5) of road surface imaging also comprises the ejaculation convex lens or the set of lenses (582) that are provided with along the direction of dmd chip or LCOS chip (59) refracted ray.
9. according to claim 8 can it is characterized in that: also comprise placing and inject convex lens or set of lenses (581) between light source (51) and dmd chip or the LCOS chip (59) at the intelligent car light device of road surface imaging.
10. according to claim 1 can be at the intelligent car light device of road surface imaging, it is characterized in that: described can comprise light source (51) at the intelligent car light (5) of road surface imaging and place light source (51) preceding inject convex lens or set of lenses (581), also comprise making producing the shake of refraction or rotation or shake and rotating the mirror (5141) that has concurrently from injecting light that convex lens or set of lenses (581) appear.
11. according to claim 10 can be at the intelligent car light device of road surface imaging, it is characterized in that: also comprise place light source (51) and inject convex lens or set of lenses (581) between beam control assembly (5142), the light refraction that described beam control assembly (5142) sends light source (51) is to injecting on convex lens or the set of lenses (581).
12. according to claim 10 or 11 each described can it is characterized in that at the intelligent car light device of road surface imaging: described light source (51) is lasing light emitter (514).
CN2010101568451A 2010-04-19 2010-04-19 Intelligent car light device capable imaging on road surface CN101830193B (en)

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CN103105719A (en) * 2011-11-10 2013-05-15 比亚迪股份有限公司 Projector
CN106016130A (en) * 2016-07-19 2016-10-12 开发晶照明(厦门)有限公司 Headlight device and vehicle
CN106051578A (en) * 2014-06-23 2016-10-26 充梦霞 Highlight LED automobile lamp adopting digital camera and camera shooting control module
CN106660479A (en) * 2014-08-19 2017-05-10 三菱电机株式会社 Road surface illumination device
CN107406031A (en) * 2015-04-10 2017-11-28 日立麦克赛尔株式会社 Image projection apparatus
CN107696957A (en) * 2017-08-22 2018-02-16 信利光电股份有限公司 A kind of automobile light intelligent control device and its control method

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CN103105719A (en) * 2011-11-10 2013-05-15 比亚迪股份有限公司 Projector
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CN106016130A (en) * 2016-07-19 2016-10-12 开发晶照明(厦门)有限公司 Headlight device and vehicle
CN107696957A (en) * 2017-08-22 2018-02-16 信利光电股份有限公司 A kind of automobile light intelligent control device and its control method

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