CN106347215A - Special-section variable speed-limiting detection system and method based on dynamic two-dimensional codes - Google Patents
Special-section variable speed-limiting detection system and method based on dynamic two-dimensional codes Download PDFInfo
- Publication number
- CN106347215A CN106347215A CN201610934172.5A CN201610934172A CN106347215A CN 106347215 A CN106347215 A CN 106347215A CN 201610934172 A CN201610934172 A CN 201610934172A CN 106347215 A CN106347215 A CN 106347215A
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- vehicle
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- speed
- control unit
- electronic control
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Classifications
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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
- B60Q9/00—Arrangement or adaptation of signal devices not provided for in one of main groups B60Q1/00 - B60Q7/00, e.g. haptic signalling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K31/00—Vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed, i.e. preventing speed from exceeding an arbitrarily established velocity or maintaining speed at a particular velocity, as selected by the vehicle operator
- B60K31/18—Vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed, i.e. preventing speed from exceeding an arbitrarily established velocity or maintaining speed at a particular velocity, as selected by the vehicle operator including a device to audibly, visibly, or otherwise signal the existence of unusual or unintended speed to the driver of the vehicle
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
- G06K17/0025—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device the arrangement consisting of a wireless interrogation device in combination with a device for optically marking the record carrier
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Transportation (AREA)
- Combustion & Propulsion (AREA)
- Human Computer Interaction (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Traffic Control Systems (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The invention discloses a special-section variable speed-limiting detection system and method based on dynamic two-dimensional codes. A linear array camera is arranged on a vehicle and acquires a two-dimensional code, a two-dimensional code reader reads the two-dimensional code, the read two-dimensional code is transmitted into a vehicle-mounted electronic control unit ECU for processing and then a control instruction is sent out. The special-section variable speed-limiting detection system and method disclosed by the invention have the advantages that speed-limiting information of a special section at the front can be acquired by reading the two-dimensional codes on an LED display screen paved on the ground, a driver can be reminded in time by voice, and the system limits the rotating speed of an engine actively by the vehicle-mounted electronic control unit ECU after the driver ignores the voice prompt, and reduces the speed of the vehicle into the speed range limited on special sections, so that the over-speed phenomenon on the special sections is reduced; and when the speed-limiting information needs to be changed, new two-dimensional code information can be generated by operating a remote controller of the dynamic two-dimensional codes.
Description
Technical field
The invention belongs to detection field is and in particular to a kind of special road section variable speed-limit detection based on dynamic two-dimension code is
System and method.
Background technology
At home, developing rapidly with many urban economies, the thing followed is then the lasting increasing of vehicle guaranteeding organic quantity
Plus, this makes urban transportation become increasingly complex.In some special road sections due to having school, village, temporary construction section etc., need
Speed is limited.
Currently for these problems, municipal sector by setting up temporary speed limitation Warning Mark to be pointed out, but can be permitted
How nonlocal vehicle not will be apparent that for road conditions.And many speed limit direction boards are put in a jumble, along with some sections, by
Restriction in roadside environments makes speed limit direction board place and inconspicuous, or in some sections even without placement speed limit mark
Will, thus lead to a lot of drivers to fail to obtain the section speed-limiting messages on front road in time.On the other hand, though in some special road sections
So there is speed limit to require, but in some periods because school has a holiday or vacation or temporary construction terminates, unalterable standard of the limited speed is anti-
And limit road passage capability, so a kind of variable speed limit direction board is needed to require to adapt to dynamic speed limit.
Therefore, a kind of can remind in advance dynamic speed-limiting messages in front of driver and can actively reduce engine speed be
System just has very big real Research Significance.
Content of the invention
It is an object of the invention to overcoming above-mentioned deficiency, provide a kind of special road section variable speed-limit based on dynamic two-dimension code
Detecting system and method, when driver travels on special road section, if not to be noted speed limit direction board, system is to mating formation
Led display screen on ground in front of special road section is scanned, and carries out voice reminder with regard to speed-limiting messages to driver；Work as driving
When member is slowed down, vehicle-mounted electronic control unit ecu is actively reduced engine speed thus speed is dropped to restriction speed
In the range of.
In order to achieve the above object, a kind of special road section variable speed-limit detecting system based on dynamic two-dimension code, including paving
It is contained in the led display screen on road surface, and is used on vehicle gathering the line-scan digital camera of information on led display screen, line-scan digital camera is even
Connect two-dimensional code reader, two-dimensional code reader connects vehicle-mounted electronic control unit ecu, vehicle-mounted electronic control unit ecu connects car
Carry speech prompting system and power supply, vehicle-mounted electronic control unit ecu is also connected with electromotor.
Described line-scan digital camera is arranged on headstock.
It is provided with assist illuminator, assist illuminator connects headlamp, headlamp connects vehicle-mounted below described line-scan digital camera
Electronic control unit ecu.
Described vehicle-mounted electronic control unit ecu is used for being contrasted current to 2 D code information and electromotor rotary speed information,
And engine speed is controlled by control signal.
Described led display screen connects dynamic two-dimension code remote controllers.
Described power supply adopts Vehicular accumulator cell.
A kind of method of work of the special road section variable speed-limit detecting system based on dynamic two-dimension code, comprises the following steps:
Step one, line-scan digital camera gathers the Quick Response Code that led shows screen display；
Quick Response Code is converted to signal by two-dimensional code reader by step 2, sends to vehicle-mounted electronic control unit ecu；
Step 3, by the 2 D code information after changing, current rotary speed information enters vehicle-mounted electronic control unit ecu with electromotor
Row contrast；
Step 4, vehicle-mounted electronic control unit ecu sends control signals to vehicle-mounted voice control system and electromotor.
Described led shows that the Quick Response Code of screen display passes through dynamic two-dimension code remote controllers and controls modification.
In described step 4, the information of Quick Response Code is entered by vehicle-mounted electronic control unit ecu by vehicle-mounted voice control system
Row remind, when vehicle-mounted electronic control unit ecu detect driver be not carried out slow down when, active control engine speed.
Open assist illuminator under low lighting conditions to be illuminated.
Compared with prior art, the present invention arranges line-scan digital camera on vehicle, and line-scan digital camera gathers Quick Response Code, by two dimension
After code reader is read out, sends into vehicle-mounted electronic control unit ecu and contrasted, and send control instruction, the system is permissible
By gathering the 2 D code information on the led display screen of ground pavement thus obtaining the speed-limiting messages of front special road section simultaneously in time
By voice reminder driver, and system is actively limited by vehicle-mounted electronic control unit ecu after driver ignores voice message
Engine speed processed, and speed is reduced in the vehicle speed range of special road section restriction, thus decreasing super on special road section
Fast phenomenon.
Further, the present invention is provided with assist illuminator, can under low lighting conditions Quick Response Code be read out.
Further, the led display screen of the present invention connects dynamic two-dimension code remote controllers, dynamic two-dimension code remotely control
Device generates new image in 2 D code by remotely control led display screen, thus changing speed limit, so can more quick,
The variable speed-limit easily meeting special road section requires.
The method of the present invention can work as driver when special road section travels, if not to be noted speed limit direction board when, be
Unite and provide voice reminder with regard to special road section speed-limiting messages for driver, and in the case that driver is not actively slowed down
Actively reduce engine speed to realize speed limit effect；On the other hand, when when some periods needing to change speed-limiting messages, pass through
Remote operation led display screen generates new image in 2 D code information to change speed limit；So the present invention can reduce driver
In special road section, the behavior of hypervelocity occurs and optimize traffic conditions.
Brief description
Fig. 1 is the system structure diagram of the present invention；
Fig. 2 is the workflow diagram of the present invention；
Wherein, 1, led display screen；2nd, dynamic two-dimension code remote controllers；3rd, line-scan digital camera；4th, two-dimensional code reader；5、
Vehicle-mounted electronic control unit ecu；6th, vehicle-mounted voice prompt system；7th, assist illuminator；8th, power supply.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings.
Referring to Fig. 1 and Fig. 2, a kind of special road section variable speed-limit detecting system based on dynamic two-dimension code, including mating formation
Led display screen 1 on road surface, and be used on vehicle gathering the line-scan digital camera 3 of information on led display screen 1, line-scan digital camera 3 is even
Connect two-dimensional code reader 4, two-dimensional code reader 4 connects vehicle-mounted electronic control unit ecu 5, vehicle-mounted electronic control unit ecu 5
Connect vehicle-mounted voice prompt system 6 and power supply 8, vehicle-mounted electronic control unit ecu 5 is also connected with electromotor, and line-scan digital camera 3 is arranged
On headstock, below line-scan digital camera 3, it is provided with assist illuminator 7, assist illuminator 7 connects headlamp, headlamp connects vehicle-mounted
Electronic control unit ecu 5, vehicle-mounted electronic control unit ecu 5 are used for entering current to 2 D code information and electromotor rotary speed information
Row contrast, and engine speed is controlled by control signal, led display screen 1 connects dynamic two-dimension code remote controllers 2, power supply 8
Using Vehicular accumulator cell.
A kind of method of work of the special road section variable speed-limit detecting system based on dynamic two-dimension code, comprises the following steps:
Step one, line-scan digital camera 3 gathers the Quick Response Code of display on led display screen 1, opens floor light under low-light conditions
Lamp 7 is illuminated, and on led display screen 1, the Quick Response Code of display passes through dynamic two-dimension code remote controllers 2 and controls modification；
Quick Response Code is converted to signal by two-dimensional code reader 4, sends to vehicle-mounted electronic control unit by step 2
ecu5；
Step 3, by the 2 D code information after changing, current rotary speed information enters vehicle-mounted electronic control unit ecu5 with electromotor
Row contrast；
Step 4, vehicle-mounted electronic control unit ecu5 sends control signals to vehicle-mounted voice control system 6 and electromotor,
The information of Quick Response Code is reminded by vehicle-mounted electronic control unit ecu5 by vehicle-mounted voice control system 6, when vehicle electronics control
Unit ecu5 processed detect driver be not carried out slow down when, active control engine speed.
1st, the mating formation of led display screen:
Mat formation on the track ground at 100 meters to 200 meters of special road section first led display screen, due to road warp
Often having vehicle to travel, it is contemplated that arriving durability, selecting the special glass of high intensity to mat formation on led display screen.When special
Section some periods need change speed-limiting messages when, by led dynamic two-dimension code remote controllers remotely control led display screen
Generate new image in 2 D code, thus changing speed-limiting messages.
2nd, line-scan digital camera:
Line-scan digital camera 3 is arranged on vehicle head part and carries out image in 2 D code collection, because the accuracy value of line-scan digital camera is higher simultaneously
And it is suitable for the image that collection is moved, therefore can gather relatively sharp image in 2 D code.
3rd, led assist illuminator:
Led assist illuminator is arranged on the position of both sides below line-scan digital camera, is adopted for night auxiliary line-scan digital camera
Collection image in 2 D code, wherein led illuminating lamp connected with headlamp, when night or insufficient light led illuminating lamp with
Car headlamp is opened and is opened.
4th, Vehicular accumulator cell:
Vehicular accumulator cell provides electric power (except led display screen and led dynamic two-dimension code remotely control for whole system
Device), also provide power supply for other electrical equipments of vehicle simultaneously.
5th, fixed two-dimensional code reader:
Two-dimensional code reader is installed in the car, for reading the image in 2 D code information from line-scan digital camera collection, and will read
The speed-limiting messages taking out pass to vehicle-mounted electronic control unit ecu.
6th, vehicle-mounted voice prompt system:
In conjunction with vehicle audio, when receiving the signal of vehicle-mounted electronic control unit ecu, voice message is play by vehicle audio
Information is reminding the speed-limiting messages of special road section in front of driver.
7th, vehicle-mounted electronic control unit ecu:
Receive the speed-limiting messages of two-dimensional code reader transmission, and current rotary speed information is contrasted with electromotor, control car
Carry the speed-limiting messages that speech prompting system plays front special road section, after driver is in voice message, does not carry out deceleration-operation
When, vehicle-mounted electronic control unit (ecu) actively limits engine speed, speed is reduced to the speed limit scope of special road section requirement
Interior.
Claims (10)
1. a kind of special road section variable speed-limit detecting system based on dynamic two-dimension code is it is characterised in that include mating formation on road surface
On led display screen (1), and on vehicle, be used for gathering the line-scan digital camera (3) of the upper information of led display screen (1), line-scan digital camera
(3) connect two-dimensional code reader (4), two-dimensional code reader (4) connects vehicle-mounted electronic control unit ecu (5), and vehicle electronics controls
Unit ecu (5) connects vehicle-mounted voice prompt system (6) and power supply (8), and vehicle-mounted electronic control unit ecu (5) is also connected with starting
Machine.
2. a kind of special road section variable speed-limit detecting system based on dynamic two-dimension code according to claim 1, its feature
It is, described line-scan digital camera (3) is arranged on headstock.
3. a kind of special road section variable speed-limit detecting system based on dynamic two-dimension code according to claim 1, its feature
It is, be provided with assist illuminator (7) below described line-scan digital camera (3), assist illuminator (7) connects headlamp, headlamp is even
Meet vehicle-mounted electronic control unit ecu (5).
4. a kind of special road section variable speed-limit detecting system based on dynamic two-dimension code according to claim 1, its feature
It is, described vehicle-mounted electronic control unit ecu (5) is used for being contrasted current to 2 D code information and electromotor rotary speed information,
And engine speed is controlled by control signal.
5. a kind of special road section variable speed-limit detecting system based on dynamic two-dimension code according to claim 1, its feature
It is, described led display screen (1) connects dynamic two-dimension code remote controllers (2).
6. a kind of special road section variable speed-limit detecting system based on dynamic two-dimension code according to claim 1, its feature
It is, described power supply (8) adopts Vehicular accumulator cell.
7. the method for work of a kind of special road section variable speed-limit detecting system based on dynamic two-dimension code described in claim 1,
It is characterized in that, comprise the following steps:
Step one, line-scan digital camera (3) gathers the Quick Response Code of the upper display of led display screen (1)；
Quick Response Code is converted to signal by two-dimensional code reader (4) by step 2, sends to vehicle-mounted electronic control unit ecu
(5)；
Step 3, the 2 D code information after changing is carried out by vehicle-mounted electronic control unit ecu (5) with present engine rotary speed information
Contrast；
Step 4, vehicle-mounted electronic control unit ecu (5) sends control signals to vehicle-mounted voice control system (6) and electromotor.
8. the work side of a kind of special road section variable speed-limit detecting system based on dynamic two-dimension code according to claim 7
Method is it is characterised in that the Quick Response Code of the upper display of described led display screen (1) is repaiied by dynamic two-dimension code remote controllers (2) control
Change.
9. the work side of a kind of special road section variable speed-limit detecting system based on dynamic two-dimension code according to claim 7
Method is it is characterised in that in described step 4, the information of Quick Response Code is passed through vehicle-mounted voice control by vehicle-mounted electronic control unit ecu (5)
System (6) processed is reminded, when vehicle-mounted electronic control unit ecu (5) detect driver be not carried out slow down when, active control is sent out
Motivation rotating speed.
10. the work of a kind of special road section variable speed-limit detecting system based on dynamic two-dimension code according to claim 7
Method is illuminated it is characterised in that opening assist illuminator (7) under low lighting conditions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610934172.5A CN106347215A (en) | 2016-10-31 | 2016-10-31 | Special-section variable speed-limiting detection system and method based on dynamic two-dimensional codes |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610934172.5A CN106347215A (en) | 2016-10-31 | 2016-10-31 | Special-section variable speed-limiting detection system and method based on dynamic two-dimensional codes |
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| Publication Number | Publication Date |
|---|---|
| CN106347215A true CN106347215A (en) | 2017-01-25 |
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ID=57864139
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610934172.5A Pending CN106347215A (en) | 2016-10-31 | 2016-10-31 | Special-section variable speed-limiting detection system and method based on dynamic two-dimensional codes |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109204120A (en) * | 2017-06-30 | 2019-01-15 | 法雷奥照明公司 | Lighting system for motor vehicles |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6213401B1 (en) * | 1998-11-19 | 2001-04-10 | Michael Louis Brown | Speed limit detecting system |
| CN103165025A (en) * | 2013-03-08 | 2013-06-19 | 郑奕斌 | Two-dimension code guidance method, device and carrier |
| CN104575069A (en) * | 2013-10-16 | 2015-04-29 | 福特全球技术公司 | Method arranging machine readable traffic information on traffic sign |
| CN104637330A (en) * | 2015-02-15 | 2015-05-20 | 国家电网公司 | Vehicle navigation communication system based on video two-dimensional code and overspeed prevention method |
| CN105511466A (en) * | 2015-12-03 | 2016-04-20 | 上海交通大学 | Two-dimensional code band-based AGV positioning method and system |
| CN106023628A (en) * | 2016-07-21 | 2016-10-12 | 浙江吉利汽车研究院有限公司 | Speed-limiting auxiliary system and speed-limiting auxiliary method for vehicle |
| CN206107106U (en) * | 2016-10-31 | 2017-04-19 | 长安大学 | Variable speed limit detecting system of special road section based on developments two -dimensional code |
-
2016
- 2016-10-31 CN CN201610934172.5A patent/CN106347215A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6213401B1 (en) * | 1998-11-19 | 2001-04-10 | Michael Louis Brown | Speed limit detecting system |
| CN103165025A (en) * | 2013-03-08 | 2013-06-19 | 郑奕斌 | Two-dimension code guidance method, device and carrier |
| CN104575069A (en) * | 2013-10-16 | 2015-04-29 | 福特全球技术公司 | Method arranging machine readable traffic information on traffic sign |
| CN104637330A (en) * | 2015-02-15 | 2015-05-20 | 国家电网公司 | Vehicle navigation communication system based on video two-dimensional code and overspeed prevention method |
| CN105511466A (en) * | 2015-12-03 | 2016-04-20 | 上海交通大学 | Two-dimensional code band-based AGV positioning method and system |
| CN106023628A (en) * | 2016-07-21 | 2016-10-12 | 浙江吉利汽车研究院有限公司 | Speed-limiting auxiliary system and speed-limiting auxiliary method for vehicle |
| CN206107106U (en) * | 2016-10-31 | 2017-04-19 | 长安大学 | Variable speed limit detecting system of special road section based on developments two -dimensional code |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109204120A (en) * | 2017-06-30 | 2019-01-15 | 法雷奥照明公司 | Lighting system for motor vehicles |
| CN109204120B (en) * | 2017-06-30 | 2022-02-25 | 法雷奥照明公司 | Light system for a motor vehicle |
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Application publication date: 20170125 |