CN109263446A - A kind of intelligence windshield control system and its control method - Google Patents
A kind of intelligence windshield control system and its control method Download PDFInfo
- Publication number
- CN109263446A CN109263446A CN201811332368.2A CN201811332368A CN109263446A CN 109263446 A CN109263446 A CN 109263446A CN 201811332368 A CN201811332368 A CN 201811332368A CN 109263446 A CN109263446 A CN 109263446A
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- Prior art keywords
- module
- windshield
- light
- light sensor
- control
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Classifications
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- 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
- B60J3/00—Antiglare equipment associated with windows or windscreens; Sun visors for vehicles
- B60J3/04—Antiglare equipment associated with windows or windscreens; Sun visors for vehicles adjustable in transparency
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect
- G02F1/163—Operation of electrochromic cells, e.g. electrodeposition cells; Circuit arrangements therefor
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Abstract
The present invention relates to glass technology fields, more specifically, it is related to a kind of intelligent windshield control system and its control method, it include the glass configured with electrochromic module and light sensor module, electrochromic module and light sensor module are connect with control module, light sensor module incudes windshield glazed thread Strength Changes information, and control module controls electrochromic module to the reflectivity and transmitance of light.The present invention realizes that windshield subregion and dynamic light intensity are accurately detected, and accurate subregion light transmittance quickly dynamically adjusts.
Description
Technical field
The present invention relates to glass technology fields, more particularly, to a kind of intelligent windshield control system and its control
Method.
Background technique
Night traffic safety is the significant problem of field of traffic safety, and when meeting, other side's car light (especially high beam)
Strong light on the sight of driving driver influence greatly, because sight influence can not normal meeting, and long-term night running, due to interval
Property strong light direct beam, be easy to cause visual fatigue, induce traffic accident.
Electrochromic material is a kind of optical properties (reflectivity, transmitance, absorptivity etc.) under the action of extra electric field
It can stablize, the material of reversible color change, show as the reversible change of color and transparency in appearance.Electrochromism
The controllability that intelligent glass penetrates under electric field action with light absorption optionally absorbs or reflects extraneous heat radiation
With the diffusion of internal heat, it is applied to reduce office block and residential houses.Simultaneously play improve natural lighting degree,
Cool in summer and warm in winter, peep-proof purpose is kept, but is applied to shield glass and reaches the automatic adjustment of anti-glare quick response not yet
It appears in the newspapers.
In order to realize windshield anti-glare, foreign countries once proposed a plan in a organized way: car light and windshield are polarization glass
Glass, using different polarizations, so that the vehicle to come head-on is prevented in the case where open far lamp or the undesirable situation of low beam dead line
Opposite car light direct projection driver's eyes, prevention lead to traffic accident because sight is deteriorated；But up to now without feasible side
Case；Technological difficulties are to guarantee that polarization is consistent with this vehicle car light and 180 ° of car light difference certain and opposite car, therefore use
Polarized glass does not have feasibility as anti-glare windshield.
Summary of the invention
The present invention in order to overcome at least one of the drawbacks of the prior art described above, provides a kind of intelligent windshield control system
System and its control method realize that windshield subregion and dynamic light intensity are accurately detected, and accurate subregion light transmittance is fast
The adjustment of quick-action state.
In order to solve the above technical problems, the technical solution adopted by the present invention is that: a kind of intelligence windshield control system,
In, include the glass configured with electrochromic module and light sensor module, electrochromic module and light sensor module with
Control module connection, light sensor module incude windshield glazed thread Strength Changes information, and control module controls electrochromism
Reflectivity and transmitance of the module to light.
In technical solution of the present invention, windshield is configured with electrochromic module and light sensor module, light sensor mould
Block detects windshield glazed thread Strength Changes information on the windshield, will test information and is transferred to control module, controls mould
Root tuber controls electrochromic module to the reflectivity and transmission of light according to the light intensity change information that light sensor module detects
Rate achievees the purpose that anti-glare quick response automatically adjusts to shield glass to realize.
In one embodiment, electrochromic module is equipped at least one piece of electrochomeric glass.At least one piece of electroluminescent change
Color glass realizes that abblendbar mesh is realized in the reflection and refraction to light, the control by main control module to electrochromic module
's.
In one embodiment, light sensor module is the light sensor battle array formed on windshield by light-sensitive material
Column.Light sensor module is light sensor array, by the mutual cooperation of each array element in light sensor array, is improved
Abblendbar effect.
In one embodiment, control module is driving chip.
In one embodiment, light sensor module is photo resistance or photosensitive sensor.
The present invention provides a kind of intelligent windshield control method, wherein includes following steps:
S1: different zones light intensity signal is transferred to control module on light sensor module acquisition windshield, passes through control
Module calculates the light intensity information in each region on windshield；
S2: after the completion of step S1, control module receives the processing signal of image processing module, controls in electrochromic module
Electric current required for each electrochomeric glass adjusts the reflectivity and transmitance of each electrochomeric glass；
In one embodiment, in step S1, light intensity information includes the average value, peak-to-peak value, side of light intensity
Difference, root-mean-square value.It is detected by each characteristic value to light intensity, realizes the detection to light intensity information.
Compared with prior art, the present invention having the following characteristics that
1, windshield is applied to using electrochromism technology, is able to achieve the quick response of light intensity adjusting, improve row
Vehicle safety；
2, it using light sensor arrays, is able to achieve subregion light intensity and accurately detects, by control module to light
Intensity carries out subregion domain analysis, overall distribution situation analysis, Dynamic Variation Analysis, and dynamic may be implemented and calculate Optimal Distribution knot
Fruit executes dynamic control signal output, accurately improves anti-dazzle effect.
Detailed description of the invention
Fig. 1 is windscreen construction schematic diagram in the embodiment of the present invention.
Specific embodiment
Attached drawing only for illustration, is not considered as limiting the invention；In order to better illustrate this embodiment, attached
Scheme certain components to have omission, zoom in or out, does not represent the size of actual product；To those skilled in the art,
The omitting of some known structures and their instructions in the attached drawings are understandable.Being given for example only property of positional relationship is described in attached drawing
Illustrate, is not considered as limiting the invention.
The same or similar label correspond to the same or similar components in the attached drawing of the embodiment of the present invention；It is retouched in of the invention
In stating, it is to be understood that if the orientation or positional relationship for having the instructions such as term " on ", "lower", "left", "right" is based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of description of the present invention and simplification of the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore positional relationship is described in attached drawing
Term only for illustration, should not be understood as the limitation to this patent, for the ordinary skill in the art, can
To understand the concrete meaning of above-mentioned term as the case may be.
Embodiment 1:
As shown in Figure 1, the present invention provides a kind of intelligent windshield control system, windshield is configured with electrochromism mould
Block and light sensor module, light sensor module are connect with control module, and light sensor module judges light intensity variation
Area distribution and the intensity of light variation, control module carry out each zonal ray intensity according to the signal of light sensor module and sentence
It is disconnected, judge that each region electrochromic module executes the intensity of discoloration response, and carry out control signal output, controls electrochromism
Module action realizes electrochromic module to the reflectivity of light and the adjusting of transmitance.
It is as follows by light intensity detection process of the light sensor module to each region of windshield in the present embodiment:
A1, light sensor module obtain region 1 on windshield, region 2, the light intensity of region 3 ... region n respectively
Light intensity signal is transferred to control module by R1, R2, R3 ... Rn；
To region 1, the light intensity in region 2, region 3 ... region n is analyzed for A2, control module, judges region
1, region 2, reasonable luminous intensity Q1, Q2, Q3 ... the Qn of region 3 ... region n, according to the difference of Rn and Qn, calculate coloring/
Colour fading intensity；
A3, control module execute control signal output, and the region Rn>Qn executes chrominance signal output, and the region Rn<Qn, which executes, takes off
Chrominance signal output stops coloring/colour fading after reaching coloring/colour fading intensity of requirement；
A4, electrochromic module execute discoloration response according to the subregion of control module chrominance signal or colour fading signal.
Reasonable luminous intensity Q1, Q2, Q3 ... Qn can be unified preset value Q；Reasonable luminous intensity Q1, Q2, Q3 ... Qn can be tied
Average value, peak-to-peak value, variance, the root-mean-square value etc. for closing each zonal ray intensity R1, R2, R3 ... Rn are judged；
Above-mentioned reasonable luminous intensity Q1, Q2, Q3 ... Qn in combination with previous time period zonal ray intensity R1 ', R2 ',
R3 ' ... Rn ' is judged；
Reasonable luminous intensity Q1, Q2, Q3 ... Qn in combination with previous time period and it is current between zonal ray intensity variation
It is worth Δ R1, Δ R2, Δ R3 ... Δ Rn are judged；
Reasonable luminous intensity Q1, Q2, Q3 ... Qn carries out dynamic adjustment in combination with interior other heat transfer agent situations, realizes most
Excellent anti-dazzle effect.
In the present embodiment, light sensor module is the light sensor array formed on windshield by light-sensitive material, control
Module is driving chip, model PCF8591 or PT6311, the model GH-005 or T-001 or T- of electrochromic module
1605。
Embodiment 2:
The present embodiment is similar to Example 1, the difference is that, in the present embodiment, light sensor module is with photosensitive
The device of sensing function, the photo resistance of light sensor module model GL5537 or the photosensitive sensor of model BH1750 are
Photo resistance or photosensitive sensor.
Obviously, the above embodiment of the present invention be only to clearly illustrate example of the present invention, and not be pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (7)
1. a kind of intelligence windshield control system, which is characterized in that include configured with electrochromic module and light sensor
The windshield of module, the electrochromic module and light sensor module are connect with control module, the light sensor module
Incude windshield glazed thread Strength Changes information, reflectivity and transmission of the control module control electrochromic module to light
Rate.
2. intelligence windshield control system according to claim 1, which is characterized in that the electrochromic module is equipped with
At least one piece of electrochomeric glass.
3. intelligence windshield control system according to claim 1, which is characterized in that the light sensor module is gear
The light sensor array formed on wind glass by light-sensitive material.
4. intelligence windshield control system according to claim 1, which is characterized in that the control module is driving core
Piece.
5. intelligence windshield control system according to claim 1, which is characterized in that the light sensor module is light
Quick resistance or photosensitive sensor.
6. a kind of intelligence windshield control method, which is characterized in that include following steps:
S1: different zones light intensity signal is transferred to control module on light sensor module acquisition windshield, passes through control module
Calculate the light intensity information in each region on windshield；
S2: after the completion of step S1, control module receives the processing signal of image processing module, controls each in electrochromic module
Electric current required for electrochomeric glass adjusts the reflectivity and transmitance of each electrochomeric glass.
7. intelligence windshield control method according to claim 6, which is characterized in that in step S1, light intensity letter
Breath includes average value, peak-to-peak value, variance, the root-mean-square value of light intensity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811332368.2A CN109263446B (en) | 2018-11-09 | 2018-11-09 | Intelligent windshield control system and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811332368.2A CN109263446B (en) | 2018-11-09 | 2018-11-09 | Intelligent windshield control system and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109263446A true CN109263446A (en) | 2019-01-25 |
| CN109263446B CN109263446B (en) | 2022-09-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811332368.2A Active CN109263446B (en) | 2018-11-09 | 2018-11-09 | Intelligent windshield control system and control method thereof |
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| CN (1) | CN109263446B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849627A (en) * | 2019-04-09 | 2019-06-07 | 合肥京东方光电科技有限公司 | A kind of application method of motor vehicle auxiliary device, motor vehicle and auxiliary device |
| CN111580292A (en) * | 2020-04-23 | 2020-08-25 | 桂林电子科技大学 | Vehicle, vehicle control method, glasses control method, and storage medium |
| CN112051680A (en) * | 2020-08-24 | 2020-12-08 | 意力(广州)电子科技有限公司 | Color-changing film control system and method |
| CN112550127A (en) * | 2021-01-13 | 2021-03-26 | 江阴清之光智能光电有限公司 | Self-adaptive high beam automobile headlamp system with anti-glare and variable color temperature |
| WO2021057943A1 (en) * | 2019-09-29 | 2021-04-01 | Saint-Gobain Glass France | Glass with function of regulation in sections and system for regulating glass in sections |
| WO2023088479A1 (en) * | 2021-11-22 | 2023-05-25 | 简伟明 | Electronic shade, led lamp bead, light source system, and light-emitting device |
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| CN103901788A (en) * | 2014-03-25 | 2014-07-02 | 广州中大数字家庭工程技术研究中心有限公司 | Control system and method for vehicle glass virtual material with variable transparency |
| JP2017222266A (en) * | 2016-06-15 | 2017-12-21 | 本田技研工業株式会社 | Light-shielding device for vehicle |
| CN207106115U (en) * | 2017-08-24 | 2018-03-16 | 东风延锋（十堰）汽车饰件系统有限公司 | A kind of automobile sun-shading glass |
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| CN103901788A (en) * | 2014-03-25 | 2014-07-02 | 广州中大数字家庭工程技术研究中心有限公司 | Control system and method for vehicle glass virtual material with variable transparency |
| JP2017222266A (en) * | 2016-06-15 | 2017-12-21 | 本田技研工業株式会社 | Light-shielding device for vehicle |
| CN207106115U (en) * | 2017-08-24 | 2018-03-16 | 东风延锋（十堰）汽车饰件系统有限公司 | A kind of automobile sun-shading glass |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849627A (en) * | 2019-04-09 | 2019-06-07 | 合肥京东方光电科技有限公司 | A kind of application method of motor vehicle auxiliary device, motor vehicle and auxiliary device |
| WO2021057943A1 (en) * | 2019-09-29 | 2021-04-01 | Saint-Gobain Glass France | Glass with function of regulation in sections and system for regulating glass in sections |
| CN111580292A (en) * | 2020-04-23 | 2020-08-25 | 桂林电子科技大学 | Vehicle, vehicle control method, glasses control method, and storage medium |
| CN112051680A (en) * | 2020-08-24 | 2020-12-08 | 意力(广州)电子科技有限公司 | Color-changing film control system and method |
| CN112550127A (en) * | 2021-01-13 | 2021-03-26 | 江阴清之光智能光电有限公司 | Self-adaptive high beam automobile headlamp system with anti-glare and variable color temperature |
| WO2023088479A1 (en) * | 2021-11-22 | 2023-05-25 | 简伟明 | Electronic shade, led lamp bead, light source system, and light-emitting device |
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| Publication number | Publication date |
|---|---|
| CN109263446B (en) | 2022-09-27 |
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