CN110094692A - The lighting device and automobile of integrated LiDAR system - Google Patents
The lighting device and automobile of integrated LiDAR system Download PDFInfo
- Publication number
- CN110094692A CN110094692A CN201910503965.5A CN201910503965A CN110094692A CN 110094692 A CN110094692 A CN 110094692A CN 201910503965 A CN201910503965 A CN 201910503965A CN 110094692 A CN110094692 A CN 110094692A
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- Prior art keywords
- laser
- wave length
- light
- lighting device
- lidar system
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- 230000003287 optical effect Effects 0.000 claims abstract description 51
- 238000005286 illumination Methods 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims abstract description 13
- 230000011514 reflex Effects 0.000 claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims description 24
- 238000000576 coating method Methods 0.000 claims description 24
- 239000013307 optical fiber Substances 0.000 claims description 13
- 239000005357 flat glass Substances 0.000 claims description 9
- 230000035515 penetration Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 230000010354 integration Effects 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 231100000040 eye damage Toxicity 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009738 saturating 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/24—Light guides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
-
- 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
- F21S41/25—Projection lenses
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/48—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S17/00
- G01S7/481—Constructional features, e.g. arrangements of optical elements
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- 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
Abstract
The present invention provides the lighting devices and automobile of a kind of integrated LiDAR system, are related to automotive lighting and detection technique field, propose a kind of completely new integration program by car light and LiDAR.The lighting device of the integrated LiDAR system includes: laser and light path module, the light path module includes: Wavelength converter, optical element, light reflecting mirror and main lens, to Wavelength converter, first wave length laser is converted into illumination light via Wavelength converter and projects via main lens the laser light incident for the different wave length that laser issues；Second wave length laser reflexes to light reflecting mirror via Wavelength converter, and reflexes to optical element via reflecting mirror, after being converted by optical element through by main lens project using as detection light.The lighting device of the integrated LiDAR system, which is changed dot laser by optical element, reduces the risk of high-power blue-light to cut down blue power for face laser.
Description
Technical field
The present invention relates to automotive lighting and detection technique field, the illumination more particularly, to a kind of integrated LiDAR system is filled
It sets and automobile.
Background technique
With the development of vehicle, the purposes of car light is gradually diversified, and in addition to illumination functions, part car light also has to vehicle
Carry out lidar light detection and ranging function.
In a kind of car light, the wavelength comprising the light beam generated there are two light source, two light sources is different, wherein the first light
Source emits blue laser, and second light source generates transmitting infrared laser.The blue light that first light source generates is reflected to wavelength convert dress
In setting, directly projected via lens after being converted into visible white light, for vehicle light illumination；Second light source generates infrared sharp
Light is projected after several secondary reflections by lens, to be used to carry out lidar light detection and ranging to vehicle as detection light.
But due to first light source transmitting blue laser will not be converted into completely in Wavelength converter it is visible
Light, and some blue light laser residual is had, after blue laser is projected via lens, easily human eye or other articles are caused to damage
Evil.
Summary of the invention
The purpose of the present invention is to provide a kind of lighting devices of integrated LiDAR system, to solve to exist in the prior art
Some blue light directly project easily lead to human eye damage the technical issues of.
The lighting device of integrated LiDAR system provided by the invention, comprising: laser and light path module, the optical path mould
Block includes: Wavelength converter, optical element, light reflecting mirror and main lens,
To the Wavelength converter, the laser issues to swash the laser light incident for the different wave length that the laser issues
Light includes first wave length laser and second wave length laser, and the first wave length laser is converted into not via the Wavelength converter
To form illumination light, the illumination light projects co-wavelength light via the main lens；The second wave length laser is via the wave
Long conversion equipment reflexes to the light reflecting mirror, and reflexes to the optical element, the optics member via the reflecting mirror
Part is used to be converted to dot laser face laser, and the second wave length laser passes through saturating by the master after being converted by the optical element
Mirror go out using as detection light.
In any of the above-described technical solution, further, the optical element is to expand eyeglass, expand lens set or even
Mating plate.
In any of the above-described technical solution, further, it is provided with narrow band filter slice on the optical element, to prevent
The first wave length laser is projected by the optical element.
In any of the above-described technical solution, further, the Wavelength converter includes fluorescence coating and is set to institute
The narrow band reflective layer on fluorescence coating is stated, the second wave length laser is reflected by the narrow band reflective layer, the first wave length laser
The narrow band reflective layer is penetrated into the fluorescence coating.
In any of the above-described technical solution, further, the Wavelength converter includes fluorescence coating and is set to institute
State the sheet glass on fluorescence coating, by adjusting the sheet glass refractive index so that the second wave length laser by the glass
Piece reflects, and sheet glass described in the first wave length laser penetration is to enter the fluorescence coating.
It further include laser lighting reflecting mirror further, the Wavelength converter turns in any of the above-described technical solution
The different wavelengths of light to swap out is via main lens described in directive after the reflection of the laser lighting reflecting mirror.
It further include optical fiber further in any of the above-described technical solution, the different wave length of the laser transmitting swashs
Light is via Wavelength converter described in directive after the coupling of the optical fiber；
The laser includes first laser diode, second laser diode and drive system, the drive system point
It is not connect with the first laser diode and the second laser diode, the drive system is driven by Continuous Drive mode
It moves the first laser diode and emits the first wave length laser, the drive system passes through pulse drive mode or continuous driving
Flowing mode drives the second laser diode to emit the second wave length laser.
It further include radiator further, the light path module is installed on the heat dissipation in any of the above-described technical solution
On device.
It in the above-mentioned technical solutions, further, further include infrared receiving system, the infrared receiving system includes: red
Outer reception mirror structure, master control borad and the receiving device for being integrated in the master control borad, the receiving device are located at described infrared connect
The exit facet side of mirror structure is received, the infrared receiver mirror structure includes camera lens or lens group.
Compared with the existing technology, the lighting device of integrated LiDAR system of the present invention has the advantage that
In use, laser issues different wave length to the lighting device of integrated LiDAR system of the present invention
Laser includes first wave length laser and second wave length laser in the laser that laser issues.First wave length laser and second
Wavelength laser enters Wavelength converter, and at Wavelength converter, first wave length laser is converted into visible light, and final
It is projected by main lens.Second wave length laser reflects at Wavelength converter, and reflexes to optics via light reflecting mirror again
Element projects after being converted into face laser at optical element, thus as detection light for carrying out lidar light detection and ranging.
If first wave length laser, which has some light residual to fail to be wavelength-converted device, is converted to visible light, part is remained
First wave length laser will not be projected in light path module, the subsequent optical path of some light will be consistent with second wave length laser, i.e.,
Optical element is reflexed to via light reflecting mirror, through being projected by main lens after changing at optical element as area array light source.In light
When first wave length laser is dispersed as area source by element, first wave length laser will lose more power, and simultaneously by function
Rate is evenly distributed to area source, to avoid the occurrence of the injection of high power light, and then avoids the light-injury human eye projected.
Compared with car light in the prior art, lighting device provided by the present application has illumination simultaneously and carries out laser spy
The function with ranging is surveyed, and can avoid blue light and directly project the damage generated to human eye.
Another object of the present invention is to propose a kind of automobile, directly penetrated with solving some blue light existing in the prior art
The technical issues of easily leading to human eye damage out.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of automobile, including car body, the car body are equipped with the photograph of integrated LiDAR system as described in the above technical scheme
Bright device.
Possessed advantage is identical compared with the existing technology with the lighting device of above-mentioned integrated LiDAR system for the automobile,
Details are not described herein.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the partial sectional view of the lighting device of integrated LiDAR system provided in an embodiment of the present invention；
Fig. 2 is that the optical path of first wave length laser in the lighting device of integrated LiDAR system provided in an embodiment of the present invention is shown
It is intended to；
Fig. 3 is that the optical path of second wave length laser in the lighting device of integrated LiDAR system provided in an embodiment of the present invention is shown
It is intended to；
Fig. 4 is spectroscope and Wavelength converter in the lighting device of integrated LiDAR system provided in an embodiment of the present invention
Relative position schematic diagram；
Fig. 5 is the structural schematic diagram of the lighting device of integrated LiDAR system provided in an embodiment of the present invention.
In figure:
1- light reflecting mirror；2- fluorescence coating；3- narrow band reflective layer；
4- optical element；5- clamper；6- main lens；
7- laser lighting reflecting mirror；8- master control borad；9- infrared receiver mirror structure；
10- radiator；11- laser；12- optical fiber.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Embodiment one
As Figure 1-Figure 5, the lighting device of integrated LiDAR system provided in an embodiment of the present invention, comprising: laser 11
And light path module, light path module include: Wavelength converter, optical element 4, light reflecting mirror 1 and main lens 6, in which:
For the laser light incident for the different wave length that laser 11 issues to Wavelength converter, it includes that laser 11, which issues laser,
One wavelength laser and second wave length laser.First wave length laser is converted into different wavelengths of light via Wavelength converter to form photograph
Mingguang City, illumination light are projected via main lens 6.Second wave length laser reflexes to light reflecting mirror 1 via Wavelength converter, and passes through
Optical element 4 is reflexed to by reflecting mirror, optical element 4 is used to dot laser being converted to face laser, and second wave length laser passes through light
Learn element 4 convert after through by main lens 6 project using as detection light.
In a kind of preferred embodiment of the present embodiment, laser 11 includes first laser diode, second laser two
Pole pipe and drive system, first laser diode is for emitting first wave length laser, and second laser diode is for emitting second
Wavelength laser, drive system are connect with first laser diode and second laser diode respectively.Company can be used in drive system
Continuous driving method drives first laser diode, and pulse drive mode driving second laser diode can be used in drive system,
Continuous Drive mode can be used and drive second laser diode.
In use, laser 11 issues different waves to the lighting device of the integrated LiDAR system of the embodiment of the present invention
Long laser includes first wave length laser and second wave length laser in the laser that laser 11 issues.First wave length laser
Enter Wavelength converter with second wave length laser, at Wavelength converter, first wave length laser is converted into visible light
(white light), and finally projected by main lens 6.Second wave length laser reflects at Wavelength converter, and anti-via light again
It penetrates mirror 1 and reflexes to optical element 4, projected after face laser is converted at optical element 4, thus as detection light for carrying out
Lidar light detection and ranging.
If first wave length laser, which has some light residual to fail to be wavelength-converted device, is converted to visible light, part is remained
First wave length laser will not be projected in light path module, the subsequent optical path of some light will be consistent with second wave length laser, i.e.,
Optical element 4 is reflexed to via light reflecting mirror 1, through being projected by main lens 6 after changing at optical element 4 as area source.?
When first wave length laser is dispersed as area source by optical element 4, first wave length laser will lose more power, and simultaneously will
Power averaging is assigned to area source, to avoid the occurrence of the injection of high power light, and then avoids the light-injury human eye projected.
Compared with car light in the prior art, lighting device provided by the present application has illumination simultaneously and carries out laser spy
The function with ranging is surveyed, and can avoid blue light and directly project the damage generated to human eye.
In a kind of specific embodiment of the present embodiment, the wavelength of first wave length laser is between 400nm-480nm,
As blue laser；The wavelength of second wave length laser is between 770nm-1mm, as infrared laser.
In a kind of preferred embodiment of the present embodiment, the lighting device for integrating LiDAR system further includes optical fiber 12, is swashed
Connected between light device 11 and light path module by optical fiber 12, the laser of the different wave length that laser 11 emits via optical fiber 12 coupling
Directive Wavelength converter after conjunction.That is, first wave length laser and second wave length laser are issued via laser 11, in light
Directive Wavelength converter after being coupled at fibre 12.Wherein, first wave length laser uses continuous working method, for being shone
It is bright；Second wave length laser uses pulsed or continuous working method, for detecting.11 size of laser may be implemented small-sized
Change design, since two kinds of laser are drawn by optical fiber 12, therefore its hot spot can be highly uniform, and can be controlled in arbitrary diameter size,
The power of first wave length laser and second wave length laser is controllable.Further, since optical fiber 12 is connected to light path module and laser
Between device 11, so that the distance between light path module and laser 11 are increased, it can be respectively arranged in different location,
Consequently facilitating optimizing layout to car light inside.
In the lighting device of integrated LiDAR system provided in this embodiment, optical element 4 is for being converted to dot laser
Face laser, specifically, optical element 4 can be used and expand eyeglass, expands lens set or even mating plate, for project optical fiber 12
Dot laser expands as the area source of fixed field angle.The above-mentioned eyeglass that expands is monolithic eyeglass, is expanded for dot laser；It is above-mentioned to expand
Lens set includes multiple eyeglasses, is cooperated by multiple eyeglasses, expands effect to realize.
In a kind of preferred embodiment of the present embodiment, it is provided with narrow band filter slice on optical element 4, to prevent
One wavelength laser is projected by optical element 4.Specifically, narrow band filter slice is corresponding with the wavelength of second wave length laser, so that
Second wave length laser can be projected via optical element 4, and first wave length laser reflects at optical element 4.Part is via optics
The first wave length laser that element 4 reflects returns in Wavelength converter, is converted again via Wavelength converter, so as to
Improve the conversion ratio of first wave length laser.
Wavelength converter is used to illuminate for converting multi-wavelength's light for first wave length laser to form visible light, and
By second wave length laser reflection at light reflecting mirror 1, in a kind of specific embodiment of the present embodiment, Wavelength converter
It including fluorescence coating 2, and is set on fluorescence coating 2 and narrow band reflective layer 3 corresponding with the wavelength of second wave length laser, second
Wavelength laser is reflected at light reflecting mirror 1 by narrow band reflective layer 3；First wave length laser penetration narrow band reflective layer 3 enters fluorescence
Layer 2 forms illumination white light (visible light) after reflecting with fluorescence coating 2.
Narrow band reflective layer 3 can be realized by an eyeglass with infrared narrow-band filtering.
In another specific embodiment of the present embodiment, Wavelength converter includes fluorescence coating 2 and is set to glimmering
Sheet glass on photosphere 2, by adjusting sheet glass refractive index so that second wave length laser by glass flake reflected, first wave length
Laser penetration sheet glass is to enter fluorescence coating 2.
Visible light to reflect fluorescence coating 2 converges and is oriented to 6 direction of main lens, integrates the illumination dress of LiDAR system
Setting further includes laser lighting reflecting mirror 7, and the different wavelengths of light that Wavelength converter is converted out is anti-via laser lighting reflecting mirror 7
Penetrate rear directive main lens 6.Specifically, laser lighting reflecting mirror 7 towards the side of main lens 6 be concave side, Wavelength converter
After the white light converted out is converged via laser lighting reflecting mirror 7, projected by main lens 6.
As shown in Fig. 2, the laser that laser 11 emits injects optical module via optical fiber 12, the laser of optical module is injected
It include first wave length laser and second wave length laser in A, at Wavelength converter, the first wave length laser in laser A is big
Part is projected after being converted to white light D by fluorescence coating 2, and white light D is projected after the reflection of laser lighting reflecting mirror 7 by main lens 6.
Small part first wave length laser fails to be converted by fluorescence coating 2, but light reflecting mirror 1 is reflected towards from Wavelength converter, such as
Light C in figure, light C inject optical element 4 after reflecting via light reflecting mirror 1, after changing at optical element 4 as area source
It is projected via main lens 6.
As shown in figure 3, the laser that laser 11 emits injects optical module via optical fiber 12, the laser of optical module is injected
It include first wave length laser and second wave length laser in A, the second wave length laser warp at Wavelength converter, in laser A
It is reflected by narrow band reflective layer 3, such as light B1 in figure, and reflexes to optical element 4 via light reflecting mirror 1 again, in optics member
It is projected after being converted into face laser B2 at part 4 by main lens 6.
As shown in figure 4, the second wave length laser A1 injected in the laser of optical module reflects at narrow band reflective layer 3, from
And separated with other wavelength lights, it is projected after becoming second wave length laser B1 light beam；Inject the first wave in the laser of optical module
In long laser A2, some light is separated with other wavelength lights, enters fluorescence coating 2 after penetrating narrow band reflective layer 3, via fluorescence coating
2 be converted to white light D after project；The remaining first wave length laser A2 in other part forms first wave length after reflecting via fluorescence coating 2
Directive direction identical with second wave length laser B1 after laser c.
In a kind of preferred embodiment of the present embodiment, the lighting device for integrating LiDAR system further includes radiator 10,
Light path module is installed on radiator 10.Specifically, radiator 10 includes connecting plate and radiating fin, and light path module is installed on company
The top of fishplate bar, radiating fin is installed on the bottom of connecting plate, and radiating fin is vertical or in a certain angle with connecting plate, each to dissipate
Hot fin is parallel to each other, and forms heat dissipation channel between adjacent radiating fin, to enhance heat dissipation effect.
Further, optical element 4 is fixed on radiator 10 by clamper 5.
It further include infrared receiving system, infrared receiver in the lighting device of integrated LiDAR system provided in this embodiment
System includes infrared receiver mirror structure 9, and what infrared receiver mirror structure 9 can be single is used to receive the camera lens of infrared laser；Alternatively,
Infrared receiver mirror structure 9 can also be lens group, include a plurality of lenses in lens group, a plurality of lenses cooperate, thus complete
At the reception guiding role of infrared laser.
As shown in Figure 1, infrared receiver mirror structure 9 is fixed on by radiator 10.
Infrared receiving system further includes master control borad 8 and the receiving device that is integrated on master control borad 8, and receiving device is located at infrared
Receive the exit facet side of mirror structure 9.
Receiving device is preferably based on the face battle array receiving device of the techniques such as CMOS or CCD, can also be APD (Avalanche
Photo Diode, avalanche photodide) etc. photodiodes.Via the second wave length laser of light path module transmitting in the external world
It is received after being reflected by the object by infrared receiver mirror structure 9, and passes through infrared receiver mirror structure 9 to inject receiving device.
In preferred embodiment provided in this embodiment, Tofsensor (Time of is integrated on master control borad 8
Flight Mass Spectrometer sensor, time-of-flight sensor).
In a kind of specific embodiment of the present embodiment, light barrier is provided with by light reflecting mirror 1, light barrier is for adjusting
Save the light type of illumination light.
Embodiment two
The another object of the embodiment of the present invention is to propose that a kind of automobile, including car body, car body are equipped with embodiment one and mention
The lighting device of the integrated LiDAR system supplied.
Possessed advantage is identical compared with the existing technology with the lighting device of above-mentioned integrated LiDAR system for automobile, herein
It repeats no more.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of lighting device of integrated LiDAR system characterized by comprising laser and light path module, the optical path mould
Block includes: Wavelength converter, optical element, light reflecting mirror and main lens,
The laser light incident for the different wave length that the laser issues to the Wavelength converter, the laser issues laser packet
First wave length laser and second wave length laser are included, the first wave length laser is converted into different waves via the Wavelength converter
To form illumination light, the illumination light projects long light via the main lens；The second wave length laser turns via the wavelength
Changing device reflexes to the light reflecting mirror, and reflexes to the optical element via the reflecting mirror, described used for optical elements
In dot laser is converted to face laser, the second wave length laser is passed through after being converted by the optical element and is penetrated by the main lens
Out using as detection light.
2. the lighting device of integrated LiDAR system according to claim 1, which is characterized in that the optical element is to expand
Beam eyeglass expands lens set or even mating plate.
3. the lighting device of integrated LiDAR system according to claim 1 or 2, which is characterized in that on the optical element
It is provided with narrow band filter slice, to prevent the first wave length laser from being projected by the optical element.
4. the lighting device of integrated LiDAR system according to claim 1, which is characterized in that the Wavelength converter
Including fluorescence coating and the narrow band reflective layer being set on the fluorescence coating, the second wave length laser is by the narrow band reflective layer
It reflects, narrow band reflective layer described in the first wave length laser penetration enters the fluorescence coating.
5. the lighting device of integrated LiDAR system according to claim 1, which is characterized in that the Wavelength converter
Including fluorescence coating and the sheet glass being set on the fluorescence coating, by adjusting the sheet glass refractive index so that described
Second wave length laser is by the glass flake reflected, and sheet glass described in the first wave length laser penetration is to enter the fluorescence coating.
6. the lighting device of integrated LiDAR system according to claim 1, which is characterized in that further include that laser lighting is anti-
Mirror is penetrated, the different wavelengths of light that the Wavelength converter is converted out is via described in directive after the reflection of the laser lighting reflecting mirror
Main lens.
7. the lighting device of integrated LiDAR system according to claim 1, which is characterized in that it further include optical fiber, it is described to swash
The laser of the different wave length of light device transmitting is via Wavelength converter described in directive after the coupling of the optical fiber；
The laser includes first laser diode, second laser diode and drive system, the drive system respectively with
The first laser diode is connected with the second laser diode, and the drive system drives institute by Continuous Drive mode
It states first laser diode and emits the first wave length laser, the drive system passes through pulse drive mode or Continuous Drive side
Formula drives the second laser diode to emit the second wave length laser.
8. the lighting device of integrated LiDAR system according to claim 1, which is characterized in that it further include radiator, it is described
Light path module is installed on the radiator.
9. the lighting device of integrated LiDAR system according to claim 1, which is characterized in that further include infrared receiver system
System, the infrared receiving system include: infrared receiver mirror structure, master control borad and the receiving device for being integrated in the master control borad,
The receiving device is located at the exit facet side of the infrared receiver mirror structure, and the infrared receiver mirror structure includes camera lens or mirror
Head group.
10. a kind of automobile, which is characterized in that including car body, the car body installation is just like the described in any item collection of claim 1-9
At the lighting device of LiDAR system.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811368006 | 2018-11-16 | ||
| CN2018113691720 | 2018-11-16 | ||
| CN2018113680069 | 2018-11-16 | ||
| CN201811369172 | 2018-11-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110094692A true CN110094692A (en) | 2019-08-06 |
| CN110094692B CN110094692B (en) | 2024-01-26 |
Family
ID=67450734
Family Applications (4)
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| CN201910503965.5A Active CN110094692B (en) | 2018-11-16 | 2019-06-12 | Lighting device of integrated LiDAR system and car |
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| CN110118332A (en) * | 2018-11-16 | 2019-08-13 | 华域视觉科技(上海)有限公司 | The lighting device and automobile of integrated LiDAR system |
| CN110930768A (en) * | 2019-12-31 | 2020-03-27 | 华域视觉科技(上海)有限公司 | Driving assistance system |
| CN111076140A (en) * | 2019-12-31 | 2020-04-28 | 华域视觉科技(上海)有限公司 | Illumination detection module |
| CN113433567A (en) * | 2020-03-23 | 2021-09-24 | 宁波舜宇车载光学技术有限公司 | Lidar and combination system comprising a lidar and a lamp system |
| US11398867B2 (en) | 2019-12-31 | 2022-07-26 | Hasco Vision Technology Co., Ltd. | Lighting and detecting module |
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| CN110118332A (en) * | 2018-11-16 | 2019-08-13 | 华域视觉科技(上海)有限公司 | The lighting device and automobile of integrated LiDAR system |
| CN110930768A (en) * | 2019-12-31 | 2020-03-27 | 华域视觉科技(上海)有限公司 | Driving assistance system |
| CN111076140A (en) * | 2019-12-31 | 2020-04-28 | 华域视觉科技(上海)有限公司 | Illumination detection module |
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| US11557205B2 (en) | 2019-12-31 | 2023-01-17 | Hasco Vision Technology Co., Ltd. | Driving assistance system |
| CN113433567A (en) * | 2020-03-23 | 2021-09-24 | 宁波舜宇车载光学技术有限公司 | Lidar and combination system comprising a lidar and a lamp system |
| CN113433567B (en) * | 2020-03-23 | 2022-09-02 | 宁波舜宇车载光学技术有限公司 | Lidar and combination system comprising a lidar and a lamp system |
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|---|---|
| CN110094692B (en) | 2024-01-26 |
| CN209926257U (en) | 2020-01-10 |
| CN110118332A (en) | 2019-08-13 |
| CN209926256U (en) | 2020-01-10 |
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