CN109130797A - Windshield and automobile - Google Patents
Windshield and automobile Download PDFInfo
- Publication number
- CN109130797A CN109130797A CN201810971828.XA CN201810971828A CN109130797A CN 109130797 A CN109130797 A CN 109130797A CN 201810971828 A CN201810971828 A CN 201810971828A CN 109130797 A CN109130797 A CN 109130797A
- Authority
- CN
- China
- Prior art keywords
- transmission region
- windshield
- high light
- laser
- light transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 109
- 230000000149 penetrating effect Effects 0.000 claims abstract description 9
- 238000002834 transmittance Methods 0.000 claims description 17
- 239000011521 glass Substances 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 9
- 230000003746 surface roughness Effects 0.000 claims description 9
- 238000001579 optical reflectometry Methods 0.000 claims description 7
- 238000012986 modification Methods 0.000 claims description 2
- 230000004048 modification Effects 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000002019 doping agent Substances 0.000 claims 1
- 238000009738 saturating Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000002310 reflectometry Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J1/00—Windows; Windscreens; Accessories therefor
- B60J1/02—Windows; Windscreens; Accessories therefor arranged at the vehicle front, e.g. structure of the glazing, mounting of the glazing
-
- 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
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
-
- 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
-
- 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
- G01S7/495—Counter-measures or counter-counter-measures using electronic or electro-optical means
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Abstract
A kind of windshield and automobile and a kind of automobile are disclosed in the embodiment of the present invention, on windshield installation and automobile, for matching with laser radar, the windshield includes: high light transmission region, and the shoot laser and reflection laser for making laser radar penetrate；Common transmission region, for penetrating non-laser.Automobile disclosed by the invention includes above-mentioned windshield.The embodiment of the present invention can improve the accuracy and resolution ratio of matching used laser radar.
Description
Technical field
The present invention relates to detection field, in particular to a kind of windshield and automobile.
Background technique
Laser radar is to detect the radar system of the characteristic quantities such as the position of target, speed, work to emit laser beam
It is first to objective emission exploring laser light light beam, then by the reflected signal of slave target received and transmitting signal as principle
It is compared, after making proper treatment, so that it may obtain target for information about, such as target range, orientation, height, speed, appearance
The parameters such as state, even shape.
Laser radar plays irreplaceable work in automatic Pilot field because of the features such as its detection accuracy is high, accuracy is high
With.Secured fashion of the laser radar on automobile includes external and two kinds built-in.External installation pacifies laser radar
Mounted in the outside of automobile, it is outer that this mounting means is exposed to laser radar, weather, environmental quality such as rainwater, strong wind, ash
Dirt, high temperature, low temperature etc. influence whether the accuracy of laser radar；Laser radar is mounted on inside automobile by built-in installation,
The influence of weather and environment can be evaded.
It is normally mounted at after windshield when the built-in installation of laser radar, but ordinary windscreen is to swashing
The shoot laser and reflection laser of optical radar are higher, so that the reflected laser energy that laser radar receives is low, influences and influence
To the accuracy and resolution ratio of laser radar；Ordinary windscreen can also have reflection to laser, be easy to cause error.The prior art
In there are no for laser radar built-in installation when windshield improvement project.
Summary of the invention
A kind of windshield and automobile, for matching with laser radar, energy are provided in the embodiment of the present invention
Improve the accuracy and resolution ratio of laser radar.
In order to solve the above-mentioned technical problem, the embodiment of the invention discloses following technical solutions:
On the one hand, a kind of windshield is provided, for being matched with laser radar, the windshield
Include:
High light transmission region, shoot laser and reflection laser for making laser radar penetrate；
Common transmission region, for penetrating non-laser.
Optionally, the light transmittance in the high light transmission region is greater than the light transmittance of the common transmission region.
Optionally, the absorptivity in the high light transmission region is less than the absorptivity of the common transmission region.
Optionally, the light reflectivity in the high light transmission region is less than the light reflectivity of the common transmission region.
Optionally, the high light transmission region is different from the material of the common transmission region；
Wherein, the high light transmission region and the common transmission region are mutually embedding.
Optionally, the high light transmission region is identical as the material of the common transmission region, the patch in the high light transmission region
The light transmittance that the light transmittance of film is greater than the pad pasting of the common transmission region is different.
Optionally, the modifying agent of the high light transmission region doping is different from the modifying agent of the common transmission region doping.
Optionally, the thickness in the high light transmission region is less than the thickness of the common transmission region.
Optionally, the surface roughness in the high light transmission region is less than the surface roughness of the common transmission region.
Second aspect, provides a kind of automobile, and the automobile assembling has above-mentioned windshield, wherein the vapour
The high light transmission region of vehicle windshield is set to the lower section of the centre rear-view mirror of the automobile.
A kind of windshield is disclosed in the embodiment of the present invention, for being matched with laser radar, the vapour
Car bumper wind glass includes: high light transmission region, and the shoot laser and reflection laser for making laser radar penetrate；Common transparent area
Domain, for penetrating non-laser.In the embodiment of the present invention, windshield include two different zones, with laser radar
When matching, specific regions are provided and are penetrated for shoot laser and reflection laser, it is possible to reduce absorption and loss to laser subtract
The interference of few reflection light, to improve the accuracy and resolution ratio of laser radar.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 show the schematic diagram of the windshield of the embodiment of the present invention；
Fig. 2 show the schematic diagram of the windshield of the embodiment of the present invention；
Fig. 3 show the schematic diagram of the automobile of the embodiment of the present invention.
Specific embodiment
Following examples of the present invention provide a kind of windshield and automobile, for being matched with laser radar,
The accuracy and resolution ratio of laser radar can be improved.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Whole description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 show the schematic diagram of the windshield of the embodiment of the present invention, as shown in Figure 1, the automotive windshield glass
Glass with laser radar for matching, comprising:
High light transmission region 110, shoot laser and reflection laser for making laser radar penetrate；
Common transmission region 120, for penetrating non-laser.
In the embodiment of the present invention, the light transmittance in the high light transmission region 110 is greater than the light transmission of the common transmission region 120
Rate.
In the embodiment of the present invention, the absorptivity in the high light transmission region 110 is less than the light of the common transmission region 120
Absorptivity.
In the embodiment of the present invention, the light reflectivity in the high light transmission region 110 is less than the light of the common transmission region 120
Reflectivity.
Glass may include penetrating, absorb and reflecting for the effect of light, windshield in the prior art
There was only 85% or so to the transmitance of light, this make the shoot laser of laser radar when passing through windshield by power/
Energy loss is primary, and transmitting laser can be depleted again.
Laser can lose some features during loss, this will affect the resolution ratio and accuracy rate of laser radar；In addition,
Laser energy loss is excessive, just will increase to laser pickoff/transmitter demand, therefore the volume and cost of laser radar
It will increase.
In the embodiment of the present invention, windshield is divided into two regions, common transmission region is penetrated for non-laser, high
Shoot laser and reflection laser of the transmission region for laser radar penetrate；High light transmission region can be high transparency, low light is inhaled
Receipts and small reflectivity, can reduce the loss of laser, to improve the resolution ratio and accuracy rate of laser radar, can also reduce
The volume of laser radar, reduces cost.
In the embodiment of the present invention, laser radar may be mounted at vehicle centre rear-view mirror in the following, centre rear-view mirror as shown in figure 1
130, therefore high light transmission region can be 110 in Fig. 1.
In the embodiment of the present invention, high light transmission region or the upper left corner or the upper right corner may be mounted at, or may be mounted at it
The place that he needs, behind multiple shadow regions as shown in Figure 2.The high light transmission region of windshield is not limited in
Some of windshield determines place, can be different and different with the installation site of laser radar, and as shown in Figure 2 is multiple
Shadow region can be high light transmission region, and laser radar can be mounted on the position of not block vision according to demand.
In the embodiment of the present invention, the high light transmission region is different from the material of the common transmission region；
Wherein, the high light transmission region and the common transmission region are mutually embedding.
The embodiment can use existing windshield, after cutting away part, be embedded in high light transmission region；The embodiment is also
It can be in windshield manufacturing process, directly adopt two kinds of material production.
In another embodiment of the present invention, the high light transmission region is identical as the material of the common transmission region, described
The light transmittance that the light transmittance of the pad pasting in high light transmission region is greater than the pad pasting of the common transmission region is different.
The embodiment can use existing windshield, the pad pasting by pasting different light transmittances make high light transmission region and
The light transmittance of common transmission region is different.
In one embodiment of the invention, the modifying agent of the high light transmission region doping and the common transmission region doping
Modifying agent is different.
The modifying agent adulterated in glass can change the light transmittance, reflectivity and absorptivity of glass, therefore can also lead to
Cross add different modifying agent make windshield two regions have different characteristics.
In one embodiment of the present of invention, the thickness in the high light transmission region is less than the thickness of the common transmission region.
The thickness of glass also will affect glass to the absorptivity, transmitance and refractive index of light, therefore or can pass through thickness
It adjusts, so that two regions of windshield have different characteristics.
In one embodiment of the present of invention, the surface roughness in the high light transmission region is less than the common transmission region
Surface roughness.
The surface roughness of glass also will affect glass to the absorptivity, transmitance and refractive index of light, therefore or can lead to
Surface roughness is crossed to adjust, so that two regions of windshield have different characteristics.
In the embodiment of the present invention, a kind of windshield is disclosed, for being matched with laser radar, the automobile
Windshield includes: high light transmission region, and the shoot laser and reflection laser for making laser radar penetrate；Common transmission region,
For penetrating non-laser.In the embodiment of the present invention, windshield includes two different zones, mating with laser radar
It is penetrated in use, providing specific regions for shoot laser and reflection laser, it is possible to reduce absorption and loss to laser are reduced anti-
The interference of light is penetrated, to improve the accuracy and resolution ratio of laser radar.
The invention also discloses a kind of automobile, the automobile assembling has the windshield, is used for and laser radar
It matches, Fig. 3 show the schematic diagram of the automobile of the embodiment of the present invention, as shown in figure 3, the windshield includes:
High light transmission region 310, shoot laser and reflection laser for making laser radar penetrate；
Common transmission region 320, for penetrating non-laser.
Laser radar is mounted below centre rear-view mirror 300, therefore high light transmission region 310 is also disposed on automotive windshield glass
On glass, while the region below centrally located rearview mirror.
Optionally, the light transmittance in the high light transmission region is greater than the light transmittance of the common transmission region.
Optionally, the absorptivity in the high light transmission region is less than the absorptivity of the common transmission region.
Optionally, the light reflectivity in the high light transmission region is less than the light reflectivity of the common transmission region.
Optionally, the high light transmission region is different from the material of the common transmission region；
Wherein, the high light transmission region and the common transmission region are mutually embedding.
Optionally, the high light transmission region is identical as the material of the common transmission region, the patch in the high light transmission region
The light transmittance that the light transmittance of film is greater than the pad pasting of the common transmission region is different.
Optionally, the modifying agent of the high light transmission region doping is different from the modifying agent of the common transmission region doping.
Optionally, the thickness in the high light transmission region is less than the thickness of the common transmission region.
Optionally, the surface roughness in the high light transmission region is less than the surface roughness of the common transmission region.
Automobile of the invention, be equipped with the matching used windshield of laser radar, laser radar can be improved
Accuracy and resolution ratio, to improve the unpiloted accuracy of automobile and security performance.
A kind of windshield and automobile are disclosed in the embodiment of the present invention, the windshield is used for and swashs
Optical radar matches, and the windshield includes: high light transmission region, for making shoot laser and the reflection of laser radar
Laser light；Common transmission region, for penetrating non-laser.In the embodiment of the present invention, windshield include two not
Same region provides specific regions and penetrates for shoot laser and reflection laser, it is possible to reduce is right when matching with laser radar
The absorption and loss of laser, reduce the interference of reflection light, to improve the accuracy and resolution ratio of laser radar.
It is required that those skilled in the art can be understood that the technology in the embodiment of the present invention can add by software
The mode of common hardware realize that common hardware includes universal integrated circuit, universal cpu, general-purpose storage, universal elements
Deng, naturally it is also possible to it by specialized hardware include specific integrated circuit, dedicated cpu, private memory, special components and parts etc. come real
It is existing, but the former is more preferably embodiment in many cases.Based on this understanding, the technical solution sheet in the embodiment of the present invention
The part that contributes to existing technology can be embodied in the form of software products in other words in matter, which produces
Product can store in storage medium, as read-only memory (ROM, Read-Only Memory), random access memory (RAM,
Random Access Memory), magnetic disk, CD etc., including some instructions are used so that computer equipment (can be
People's computer, server or network equipment etc.) it executes described in certain parts of each embodiment of the present invention or embodiment
Method.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for system reality
For applying example, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring to embodiment of the method
Part explanation.
The embodiments of the present invention described above are not intended to limit the scope of the present invention.It is any in the present invention
Spirit and principle within made modifications, equivalent substitutions and improvements etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of windshield, which is characterized in that for being matched with laser radar, the windshield packet
It includes:
High light transmission region, shoot laser and reflection laser for making laser radar penetrate；
Common transmission region, for penetrating non-laser.
2. windshield as described in claim 1, which is characterized in that the light transmittance in the high light transmission region is greater than described common
The light transmittance of transmission region.
3. windshield as claimed in claim 2, which is characterized in that the absorptivity in the high light transmission region is less than described general
The absorptivity of logical transmission region.
4. windshield as claimed in claim 3, which is characterized in that the light reflectivity in the high light transmission region is less than described general
The light reflectivity of logical transmission region.
5. such as the described in any item windshield of Claims 1-4, which is characterized in that the high light transmission region and described common
The material of transmission region is different；
Wherein, the high light transmission region and the common transmission region are mutually embedding.
6. such as the described in any item windshield of Claims 1-4, which is characterized in that the high light transmission region and described common
The material of transmission region is identical, and the light transmittance of the pad pasting in the high light transmission region is greater than the saturating of the pad pasting of the common transmission region
Light rate is different.
7. such as the described in any item windshield of Claims 1-4, which is characterized in that the modification of the high light transmission region doping
Agent is different from the modifying agent of the common transmission region doping.
8. such as the described in any item windshield of Claims 1-4, which is characterized in that the thickness in the high light transmission region is less than
The thickness of the common transmission region.
9. such as the described in any item windshield of Claims 1-4, which is characterized in that the rough surface in the high light transmission region
Degree is less than the surface roughness of the common transmission region.
10. a kind of automobile, which is characterized in that the automobile assembling has described in any item automotive windshield glass as described in any one of claim 1 to 9
Glass；
Wherein, the high light transmission region of the windshield is set to the lower section of the centre rear-view mirror of the automobile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810971828.XA CN109130797A (en) | 2018-08-24 | 2018-08-24 | Windshield and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810971828.XA CN109130797A (en) | 2018-08-24 | 2018-08-24 | Windshield and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109130797A true CN109130797A (en) | 2019-01-04 |
Family
ID=64827767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810971828.XA Pending CN109130797A (en) | 2018-08-24 | 2018-08-24 | Windshield and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109130797A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110228236A (en) * | 2019-04-25 | 2019-09-13 | 福耀玻璃工业集团股份有限公司 | A kind of laminated glass for use in vehicles |
| CN111855157A (en) * | 2020-07-30 | 2020-10-30 | 武汉灵动时代智能技术股份有限公司 | Method for greatly improving stability of vehicle-mounted millimeter wave radar |
| CN114538791A (en) * | 2022-03-17 | 2022-05-27 | 福耀玻璃工业集团股份有限公司 | Coated glass, preparation method thereof and automobile glass assembly |
| WO2022205909A1 (en) * | 2021-11-04 | 2022-10-06 | 福耀玻璃工业集团股份有限公司 | Vehicle window assembly and vehicle |
| CN115891298A (en) * | 2022-12-09 | 2023-04-04 | 福耀玻璃工业集团股份有限公司 | Vehicle window glass and vehicle |
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| JPH05256948A (en) * | 1992-03-12 | 1993-10-08 | Toyota Motor Corp | Detecting apparatus of distance between vehicles |
| CN101037099A (en) * | 2006-03-14 | 2007-09-19 | 福特全球技术公司 | Device and method for outwardly looking ir camera mounted inside vehicles. |
| CN202986244U (en) * | 2009-01-24 | 2013-06-12 | 法国圣戈班玻璃厂 | Plywood for shielding infrared radiation and capable of transmitting visible light |
| WO2015170771A1 (en) * | 2014-05-08 | 2015-11-12 | 日本板硝子株式会社 | Windshield |
| CN105408274A (en) * | 2013-08-05 | 2016-03-16 | 旭硝子株式会社 | Laminated glass for vehicle |
| CN105799468A (en) * | 2016-05-10 | 2016-07-27 | 深圳市华星光电技术有限公司 | Automobile light shielding and wind blocking device and automobile |
| CN108215733A (en) * | 2018-01-02 | 2018-06-29 | 京东方科技集团股份有限公司 | Windshield light intensity regulating method, apparatus, system and windshield, automobile |
| CN210680356U (en) * | 2018-08-24 | 2020-06-05 | 深圳市速腾聚创科技有限公司 | Automobile windshield and automobile |
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2018
- 2018-08-24 CN CN201810971828.XA patent/CN109130797A/en active Pending
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| JPH05256948A (en) * | 1992-03-12 | 1993-10-08 | Toyota Motor Corp | Detecting apparatus of distance between vehicles |
| CN101037099A (en) * | 2006-03-14 | 2007-09-19 | 福特全球技术公司 | Device and method for outwardly looking ir camera mounted inside vehicles. |
| CN202986244U (en) * | 2009-01-24 | 2013-06-12 | 法国圣戈班玻璃厂 | Plywood for shielding infrared radiation and capable of transmitting visible light |
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| WO2015170771A1 (en) * | 2014-05-08 | 2015-11-12 | 日本板硝子株式会社 | Windshield |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110228236A (en) * | 2019-04-25 | 2019-09-13 | 福耀玻璃工业集团股份有限公司 | A kind of laminated glass for use in vehicles |
| CN111855157A (en) * | 2020-07-30 | 2020-10-30 | 武汉灵动时代智能技术股份有限公司 | Method for greatly improving stability of vehicle-mounted millimeter wave radar |
| WO2022205909A1 (en) * | 2021-11-04 | 2022-10-06 | 福耀玻璃工业集团股份有限公司 | Vehicle window assembly and vehicle |
| CN114538791A (en) * | 2022-03-17 | 2022-05-27 | 福耀玻璃工业集团股份有限公司 | Coated glass, preparation method thereof and automobile glass assembly |
| CN114538791B (en) * | 2022-03-17 | 2023-03-17 | 福耀玻璃工业集团股份有限公司 | Coated glass, preparation method thereof and automobile glass assembly |
| CN115891298A (en) * | 2022-12-09 | 2023-04-04 | 福耀玻璃工业集团股份有限公司 | Vehicle window glass and vehicle |
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