CN109572377A - A kind of method and its system for allowing driver to adapt to light intensity variation - Google Patents
A kind of method and its system for allowing driver to adapt to light intensity variation Download PDFInfo
- Publication number
- CN109572377A CN109572377A CN201811455844.XA CN201811455844A CN109572377A CN 109572377 A CN109572377 A CN 109572377A CN 201811455844 A CN201811455844 A CN 201811455844A CN 109572377 A CN109572377 A CN 109572377A
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- China
- Prior art keywords
- tunnel
- vehicle
- light intensity
- driven out
- drive
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- 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.)
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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
Abstract
The present invention relates to safe driving of vehicle method and technology field more particularly to a kind of methods and its system for allowing driver to adapt to light intensity variation, comprising the following steps: judges whether vehicle will drive into or be driven out to tunnel；If vehicle will drive into tunnel, electrochomeric glass at the uniform velocity adjusts translucency, enables interior light gradually dimmed until interior light is consistent with light intensity in tunnel；If vehicle will be driven out to tunnel, electrochomeric glass at the uniform velocity adjusts translucency, enables interior light gradually brighten until interior light is consistent with tunnel UV light intensity.Goal of the invention of the invention is to provide a kind of method and its system for allowing driver to adapt to light intensity variation, solve vehicle using technical solution provided by the invention causes driver's human eye to need adaptation time when being driven out to tunnel, and there is technical issues that driving safety.
Description
Technical field
It allows driver to adapt to light intensity the present invention relates to safe driving of vehicle method and technology field more particularly to one kind to become
The method and its system of change.
Background technique
When vehicles while passing tunnel, the eyes of driver will pass through one section of adaptation process, just because the variation of environment light and shade is strong
It is normal to restore sight.In adaptation process, driver can not clearly observe the road conditions in front, cause to drive hidden in the presence of safety
Suffer from.
Summary of the invention
Goal of the invention of the invention is to provide a kind of method and its system for allowing driver to adapt to light intensity variation, adopt
Solve vehicle with technical solution provided by the invention causes driver's human eye to need adaptation time when being driven out to tunnel, and exists
The technical issues of driving safety hidden danger.
In order to solve the above-mentioned technical problem, one aspect of the present invention provides a kind of side for allowing driver to adapt to light intensity variation
Method, comprising the following steps:
S100, judge whether vehicle will drive into or be driven out to tunnel；
If S200, vehicle will drive into tunnel, electrochomeric glass at the uniform velocity adjusts translucency, enables interior light gradually dimmed
Until interior light is consistent with light intensity in tunnel；
If S300, vehicle will be driven out to tunnel, electrochomeric glass at the uniform velocity adjusts translucency, and interior light is enabled gradually to brighten
Until interior light is consistent with tunnel UV light intensity.
In the step s 100, judge whether vehicle will drive into or be driven out to tunnel；Preferably, vehicle GPS position in real time with
The distance between tunnel in vehicle-mounted navigation map is less than set distance, and the trend that tapers off, then is determined as that vehicle will drive into
Tunnel.
Preferably, vehicle-mounted camera recognizes tunnel road sign or tunnel portal profile, then is determined as that vehicle will drive into tunnel
Road.
Preferably, vehicle GPS position in real time be located at vehicle-mounted navigation map in tunnel in, and with the wherein one end in tunnel it
Between distance be less than the set distance and the trend that tapers off, then be determined as that vehicle will be driven out to tunnel.
Preferably, vehicle-mounted camera recognizes tunnel exit profile and ambient brightness brightens, then is determined as that vehicle will
It is driven out to tunnel.
Preferably, the set distance is 500m.
Based on the above-mentioned method for allowing driver to adapt to light intensity variation, another aspect of the present invention also provides one kind and allows driving
The system that member adapts to light intensity variation, the vehicle-mounted camera being connect including ECU and respectively with the ECU, vehicle mounted guidance and
Electrochomeric glass.
The vehicle mounted guidance, for monitor vehicle GPS position in real time and vehicle-mounted navigation map in tunnel between position
Relationship；
The vehicle-mounted camera, for identification tunnel road sign, tunnel entrance profile and brightness；
The ECU, the positional relationship monitored according to the vehicle mounted guidance and the vehicle-mounted camera identify to obtain
Tunnel road sign, tunnel entrance profile and brightness determine whether vehicle will drive into or be driven out to tunnel, and according to judgement
As a result the electrochomeric glass is output control signals to；
The electrochomeric glass at the uniform velocity adjusts translucency according to the control signal, enable in interior light and tunnel or
Tunnel UV light intensity is consistent.
From the foregoing, it will be observed that using the present invention can obtain following the utility model has the advantages that by the position pass between vehicle and tunnel
The judgement of system adjusts translucency to electrochomeric glass, interior light intensity is made to propose the light intensity mistake in forward tunnel or outside tunnel
It crosses, after the eyes of driver have adapted to the light variation of access tunnel, can clearly be observed that periphery road conditions, to increase
To the adaptability to changes of emergency situations, decrease because sight light process it is slow caused by driving accident.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, the present invention will be implemented below
Attached drawing needed in the description of example or the prior art is briefly described.It should be evident that the accompanying drawings in the following description
Only a part of the embodiments of the present invention, for those of ordinary skill in the art, in not making the creative labor property
Under the premise of, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is flow diagram of the embodiment of the present invention；
Fig. 2 is the scene explanatory diagram that vehicle of the embodiment of the present invention will drive into tunnel.
Specific embodiment
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
Site preparation description.Obviously, 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.
When vehicles while passing tunnel, the eyes of driver will pass through one section of adaptation process, just because the variation of environment light and shade is strong
It is normal to restore sight.In adaptation process, driver can not clearly observe the road conditions in front, cause to drive hidden in the presence of safety
Suffer from.
Referring to Figure 1-2, in order to solve the above-mentioned technical problem, the present embodiment provides one kind, and driver to be allowed to adapt to light intensity
The method of variation, comprising the following steps:
S100, judge whether vehicle will drive into or be driven out to tunnel.
In this step, whether deterministic process is divided into vehicle will drive into whether tunnel and vehicle will be driven out to tunnel two
A process.Specific deterministic process is as follows:
Whether tunneling process will be driven into for vehicle, judgment method provided in this embodiment is first between vehicle and tunnel
Positional relationship realize judgement, the two positional relationship by GPS realize detection.It detects that vehicle GPS positions in real time to lead with vehicle-mounted
The distance between the tunnel in map that navigates is less than set distance, and distance tapers off trend, illustrates that vehicle is gradually being leaned on to tunnel
Closely, then can preliminary judgement be vehicle will drive into tunnel.Wherein set distance is 500m.
And under the weak environment of GPS signal, the real-time position inaccurate of vehicle GPS needs to quote following auxiliary judgment side at this time
Method, vehicle-mounted camera recognize tunnel road sign or tunnel portal profile, then are determined as that vehicle will drive into tunnel.
Therefore, position in real time in conjunction with vehicle GPS and vehicle-mounted navigation map in tunnel between positional relationship and vehicle-mounted
Camera recognizes tunnel road sign or tunnel portal profile, and two Rule of judgment can be determined as that vehicle will drive into tunnel.
Whether tunneling process will be driven out to for vehicle, judgment method provided in this embodiment is equally first to vehicle and tunnel
Between positional relationship realize judgement, the two positional relationship by GPS realize detection.Detect that vehicle GPS is located in real time
In tunnel in vehicle-mounted navigation map, and it is less than set distance and the trend that tapers off with wherein the distance between the one end in tunnel,
Illustrate that vehicle is being moved closer to outside tunnel.Although should be noted that can be positioned in real time and tunnel by detecting vehicle GPS
Between positional relationship, but vehicle, in tunnel, GPS signal is unable to complete accurate judgement, introduce a Rule of judgment at this time,
The length information and car speed for obtaining navigation inner tunnel, are calculated time of the vehicle by tunnel, then pass through vehicle
Into the time in tunnel, vehicle can be calculated in the real time position relationship in tunnel between tunnel exit.Can tentatively it sentence
Tunnel will be driven out to by being set to vehicle.
In order to improve the accuracy of judgement, whether vehicle will be driven out in the Rule of judgment in tunnel, also introduced following
Rule of judgment, vehicle-mounted camera recognizes tunnel exit profile and ambient brightness brightens, then is determined as that vehicle will drive into tunnel
Road.
Therefore, in conjunction with above three Rule of judgment, it can be determined as that vehicle will be driven out to tunnel.
If S200, vehicle will drive into tunnel, electrochomeric glass at the uniform velocity adjusts translucency, enables interior light gradually dimmed
Until interior light is consistent with light intensity in tunnel.
The step makes interior light i.e. gradually dimmed before entering tunnel, enables the eyes of driver in advance and comfortable suitable
Answer the process that environment is dimmed.
If S300, vehicle will be driven out to tunnel, electrochomeric glass at the uniform velocity adjusts translucency, and interior light is enabled gradually to brighten
Until interior light is consistent with tunnel UV light intensity.
The step makes interior light gradually brighten before being driven out to tunnel with step S200 on the contrary, the step, enables and driving
The eyes of member shift to an earlier date and the comfortable process for adapting to environment and brightening, and the eyes of driver is avoided to be influenced to drive peace by strong light stimulus
Entirely.
To sum up, technical solution provided in an embodiment of the present invention is by the judgement to the positional relationship between vehicle and tunnel,
Translucency is adjusted to electrochomeric glass, interior light intensity is made to mention the intensity transition in forward tunnel or outside tunnel, driver
Eyes adapted to access tunnel light variation after, can clearly be observed that periphery road conditions, thus increase to burst shape
The adaptability to changes of condition, decrease because sight light process it is slow caused by driving accident.
Based on the above-mentioned method for allowing driver to adapt to light intensity variation, on the other hand the present embodiment also provides one kind and allows and drives
The system that the person of sailing adapts to light intensity variation, vehicle-mounted camera, vehicle mounted guidance and the electricity being connect including ECU and respectively with ECU
Cause photo chromic glass.
Vehicle mounted guidance, for monitor vehicle GPS position in real time and vehicle-mounted navigation map in tunnel between positional relationship；
Vehicle-mounted camera, for identification tunnel road sign, tunnel entrance profile and brightness；
ECU, tunnel road sign, the tunnel that the positional relationship and vehicle-mounted camera monitored according to vehicle mounted guidance identifies
It says inlet profiles and brightness determines whether vehicle will drive into or be driven out to tunnel, and believe according to determining that result output controls
Number to electrochomeric glass；
Electrochomeric glass at the uniform velocity adjusts translucency according to control signal, enables interior light and light outside in tunnel or tunnel
Line intensity is consistent.
Embodiments described above does not constitute the restriction to the technical solution protection scope.It is any in above-mentioned implementation
Made modifications, equivalent substitutions and improvements etc., should be included in the protection model of the technical solution within the spirit and principle of mode
Within enclosing.
Claims (7)
1. a kind of method for allowing driver to adapt to light intensity variation, it is characterised in that: the following steps are included:
S100, judge whether vehicle will drive into or be driven out to tunnel；
If S200, vehicle will drive into tunnel, electrochomeric glass at the uniform velocity adjusts translucency, enable interior light gradually dimmed until
Interior light is consistent with light intensity in tunnel；
If S300, vehicle will be driven out to tunnel, electrochomeric glass at the uniform velocity adjusts translucency, enable interior light gradually brighten until
Interior light is consistent with tunnel UV light intensity.
2. according to the method described in claim 1, in the step s 100, judging whether vehicle will drive into or be driven out to tunnel；Its
Be characterized in that: vehicle GPS positions in real time is less than set distance with the distance between the tunnel in vehicle-mounted navigation map, and tapers off
Trend is then determined as that vehicle will drive into tunnel.
3. according to the method described in claim 2, it is characterized by: vehicle-mounted camera recognizes tunnel road sign or tunnel portal wheel
Exterior feature is then determined as that vehicle will drive into tunnel.
4. according to the method described in claim 1, it is characterized by: vehicle GPS is positioned in real time in vehicle-mounted navigation map
In tunnel, and it is less than the set distance and the trend that tapers off with wherein the distance between the one end in tunnel, then is determined as vehicle
Tunnel will be driven out to.
5. according to the method described in claim 4, it is characterized by: vehicle-mounted camera recognizes tunnel exit profile and environment
Brightness brightens, then is determined as that vehicle will be driven out to tunnel.
6. method according to claim 2 or 4, it is characterised in that: the set distance is 500m.
7. a kind of system based on method of any of claims 1-5, it is characterised in that: including ECU and difference
Vehicle-mounted camera, vehicle mounted guidance and the electrochomeric glass being connect with the ECU；
The vehicle mounted guidance, for monitor vehicle GPS position in real time and vehicle-mounted navigation map in tunnel between positional relationship；
The vehicle-mounted camera, for identification tunnel road sign, tunnel entrance profile and brightness；
The tunnel that the ECU, the positional relationship monitored according to the vehicle mounted guidance and the vehicle-mounted camera identify
Road road sign, tunnel entrance profile and brightness determine whether vehicle will drive into or be driven out to tunnel, and according to judgement result
Output control signals to the electrochomeric glass；
The electrochomeric glass at the uniform velocity adjusts translucency according to the control signal, enables interior light and in tunnel or tunnel
UV light intensity is consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811455844.XA CN109572377A (en) | 2018-11-30 | 2018-11-30 | A kind of method and its system for allowing driver to adapt to light intensity variation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811455844.XA CN109572377A (en) | 2018-11-30 | 2018-11-30 | A kind of method and its system for allowing driver to adapt to light intensity variation |
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| Publication Number | Publication Date |
|---|---|
| CN109572377A true CN109572377A (en) | 2019-04-05 |
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ID=65926563
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811455844.XA Pending CN109572377A (en) | 2018-11-30 | 2018-11-30 | A kind of method and its system for allowing driver to adapt to light intensity variation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053545A (en) * | 2019-05-13 | 2019-07-26 | 斑马网络技术有限公司 | Control method, device, medium and the electronic equipment of car lighting |
| CN114999179A (en) * | 2022-07-20 | 2022-09-02 | 山东金宇信息科技集团有限公司 | Tunnel safe driving method, equipment and medium |
| CN115691450A (en) * | 2022-11-07 | 2023-02-03 | 武汉路特斯汽车有限公司 | Method, system and storage medium for adjusting display brightness of display |
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| CN101288022A (en) * | 2004-02-27 | 2008-10-15 | 金泰克斯公司 | Vehicular rearview mirror elements and assemblies incorporating these elements |
| CN105188198A (en) * | 2015-08-21 | 2015-12-23 | Tcl集团股份有限公司 | Tunnel driving lamp control method and system, and mobile terminal |
| CN105313776A (en) * | 2014-06-11 | 2016-02-10 | 现代摩比斯株式会社 | Apparatus and method for vehicle driver visibility |
| TR201616773A2 (en) * | 2016-11-18 | 2018-05-21 | Tofas Tuerk Otomobil Fabrikasi Anonim Sirketi | A SYSTEM THAT INCREASES THE VISIBILITY OF THE DRIVER |
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2018
- 2018-11-30 CN CN201811455844.XA patent/CN109572377A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101288022A (en) * | 2004-02-27 | 2008-10-15 | 金泰克斯公司 | Vehicular rearview mirror elements and assemblies incorporating these elements |
| CN105313776A (en) * | 2014-06-11 | 2016-02-10 | 现代摩比斯株式会社 | Apparatus and method for vehicle driver visibility |
| CN105188198A (en) * | 2015-08-21 | 2015-12-23 | Tcl集团股份有限公司 | Tunnel driving lamp control method and system, and mobile terminal |
| TR201616773A2 (en) * | 2016-11-18 | 2018-05-21 | Tofas Tuerk Otomobil Fabrikasi Anonim Sirketi | A SYSTEM THAT INCREASES THE VISIBILITY OF THE DRIVER |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110053545A (en) * | 2019-05-13 | 2019-07-26 | 斑马网络技术有限公司 | Control method, device, medium and the electronic equipment of car lighting |
| CN114999179A (en) * | 2022-07-20 | 2022-09-02 | 山东金宇信息科技集团有限公司 | Tunnel safe driving method, equipment and medium |
| CN115691450A (en) * | 2022-11-07 | 2023-02-03 | 武汉路特斯汽车有限公司 | Method, system and storage medium for adjusting display brightness of display |
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Application publication date: 20190405 |
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