CN108891376A - A kind of automotive safety lane change early warning system and method being integrated in rearview mirror - Google Patents
A kind of automotive safety lane change early warning system and method being integrated in rearview mirror Download PDFInfo
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- CN108891376A CN108891376A CN201810909945.3A CN201810909945A CN108891376A CN 108891376 A CN108891376 A CN 108891376A CN 201810909945 A CN201810909945 A CN 201810909945A CN 108891376 A CN108891376 A CN 108891376A
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- vehicle
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
-
- 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
- B60Q5/00—Arrangement or adaptation of acoustic signal devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
- B60R1/12—Mirror assemblies combined with other articles, e.g. clocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Radar Systems Or Details Thereof (AREA)
- Traffic Control Systems (AREA)
Abstract
The present invention relates to a kind of automotive safety lane change early warning systems being integrated in rearview mirror, which is characterized in that including：The left side -- Radar Control System being integrated in vehicle left-hand mirror, left side -- Radar Control System include left side radar probe, left side microprocessor, left side warning device；The right side -- Radar Control System being integrated in vehicle right rear view mirror, right side -- Radar Control System include right side radar probe, right side microprocessor, right side warning device.Another technical solution of the invention there is provided a kind of automotive safety lane change control method based on above system.Traditional rearview mirror is carried out intelligentized design by the present invention, so that rearview mirror has intelligent blind area warning function, further increases the traffic safety of driver and conductor.
Description
Technical field
The present invention relates to a kind of system for assisting driver's lane change and using the lane change pre-warning and control method of the system.
Background technique
It is securely and reliably one of automobile and the most important measurement index of automobile accessories system in car steering.With
The development of science and technology, electronic and intelligentized type product are more and more applied on automobile assistant driving.But many products
Installation is complicated, and cabling and control process are cumbersome, brings biggish purchase to pay wages and reequip to user's use and consumes.User connects
Mouth and human-computer interaction not enough succinctly cause product misapply, is perishable, to bring cumbersome problem after sale.
The generation of many safety accidents is all because not finding pedestrian on the move and vehicle in time.Current existing skill
Art scheme is all to install ranging and range rate radar in the tailstock, so this scheme does not cover the blind area of vehicle body two sides, practical significance is not
Greatly.
Summary of the invention
The technical problem to be solved by the present invention is to：Vehicle body two sides blind area is detected, so that driver be assisted to become
Road.
In order to solve the above-mentioned technical problem, a technical solution of the invention is integrated in rearview mirror there is provided a kind of
Automotive safety lane change early warning system, which is characterized in that including：
The left side -- Radar Control System being integrated in vehicle left-hand mirror, left side -- Radar Control System include that left side radar is visited
Head, left side microprocessor, left side warning device issue radar when left side radar probe is when vehicle travels and vehicle stops
Wave, the radar wave that left side radar probe issues are detected along left side radar propagation path, the covering of left side radar propagation path
Region includes the left side blind area of vehicle, and radar wave emits after touching barrier, and it is left to receive vehicle by left side radar probe
The radar wave that lateral reflection returns, is analyzed and processed by the information that left side microprocessor feeds back left side radar probe, judges vehicle
Left side is dangerous if it exists then to generate alarm by left side warning device with the presence or absence of danger；
The right side -- Radar Control System being integrated in vehicle right rear view mirror, right side -- Radar Control System include that right side radar is visited
Head, right side microprocessor, right side warning device issue radar when right side radar probe is when vehicle travels and vehicle stops
Wave, the radar wave that right side radar probe issues are detected along right side radar propagation path, the covering of right side radar propagation path
Region includes the right side blind area of vehicle, and radar wave emits after touching barrier, and it is right to receive vehicle by right side radar probe
The radar wave that lateral reflection returns, is analyzed and processed by the information that right side microprocessor feeds back right side radar probe, is judged whether
It is dangerous, it is dangerous if it exists that alarm is then generated by right side warning device.
Preferably, the left side -- Radar Control System and the right side radar are given by 9-36V wide-voltage range DC power supply
Control system power supply.
Preferably, the left side warning device includes that left side LED alarm lamp and audible alarm CAN bus signal export, when
When the left side microprocessor judges that vehicle left side has collision possibility, alarm is generated by left side LED alarm lamp, when the left side
Microprocessor judge vehicle left side have collision may, and when the left side microprocessor detects that vehicle has left direction signal, together
When alarm generated by left side LED alarm lamp and interior audible alarm equipment；
The right side warning device includes right side LED alarm lamp and the output of audible alarm CAN bus signal, when the right side
When microprocessor judges that vehicle right side has collision possibility, alarm is generated by right side LED alarm lamp, when the right side microprocessor
Judge vehicle right side have collision may, and when the right side microprocessor detects that vehicle has right turn signal, while passing through the right side
Side LED alarm lamp and interior audible alarm equipment generate alarm.
Preferably, the radar antenna radiating surface and vehicle body of the left side radar probe and the right side radar probe are at 99 degree
Angle emits electromagnetic wave, direction level angle allowable error ± 3 degree of radar antenna radiating surface alignment outwardly, and vertical angle is allowed
Error ± 1.5 degree.
Another technical solution of the invention automotive safety lane change early warning that there is provided a kind of based on above system control
Method, which is characterized in that control method when control method and vehicle when including vehicle driving stop, wherein vehicle driving
When control method include the following steps：
Step 1: separately detecting vehicle left and right side neighborhood by left side -- Radar Control System and right side -- Radar Control System
The moving target in two lanes is at a distance from current vehicle, orientation and speed of related movement；
Step 2: the information that left side microprocessor or right side microprocessor are obtained according to step 1, judgement instantly to the left or
Change whether this vehicle motion state has security risk to the right, if there is security risk, is alarmed by left side warning device or right side
Equipment generates alarm；
Control method when vehicle stops includes the following steps：
When vehicle stops, left side microprocessor or right side microprocessor are received according to left side radar probe or right side radar probe
To target information judgement open at this time left side car door or right side car door whether have security risk, pass through if having security risk left side
Warning device or interior warning device generate alarm.
Preferably, in the step of control method in the vehicle driving two, left side microprocessor and right side micro process
Device obtains the turn signal of vehicle by communicating with automobile bus, if changing this vehicle motion state to the left instantly has security risk,
And obtain the left direction signal of vehicle, then alarm is generated by left side LED alarm lamp and interior audible alarm equipment, if instantly to
Left change this vehicle motion state has security risk, and does not obtain the left direction signal of vehicle, then is only produced by left side LED alarm lamp
Raw alarm.
Preferably, in the control method when the vehicle stops, left side microprocessor and right side microprocessor by with
Automobile bus communicates to obtain the car door unlocked state of vehicle：If opening left side car door has security risk, and left side car door is in unlock
State then generates alarm by left side LED alarm lamp and interior audible alarm equipment, if opening left side car door has security risk, and
Left side car door is in lockup state, then only generates alarm by left side LED alarm lamp；
If opening right side car door has security risk, and right side car door is in the unlocked state, then passes through right side LED alarm lamp and vehicle
Interior audible alarm equipment generates alarm, if opening right side car door has security risk, and right side car door is in lockup state, then only passes through
Right side LED alarm lamp generates alarm.
The beneficial effect of the invention patent is：The -- Radar Control System integrated level is high, and install convenient, cost is relatively low, man-machine
Interaction is easy, and traditional rearview mirror is carried out intelligentized design, is opened up new markets, one can be brought by coping with the new market demand
Fixed economic benefit.So that rearview mirror has intelligent blind area warning function, the traffic safety of driver and conductor is further increased.
Detailed description of the invention
Fig. 1 is the functional structure explanatory diagram of the invention patent；
Fig. 2 is schematic diagram inside the one-sided system of the invention patent；
Fig. 3 is the program flow chart of the invention patent, in figure：
1- headstock, 2- left-hand mirror, the left side 3- -- Radar Control System, 4- right rear view mirror, the right side 5- -- Radar Control System, 6-
The tailstock, the left side 7- radar propagation path, the right side 8- radar propagation path.
Specific embodiment
In order to make the present invention more obvious and understandable, hereby with preferred embodiment, and attached drawing is cooperated to be described in detail below.
The highly integrated automotive safety lane change early warning system of one kind provided by the invention as shown in Figure 1 includes left side radar control
System 3 processed and right side -- Radar Control System 5.Left side -- Radar Control System 3 is installed in left-hand mirror 2, and along left side radar
Propagation path 7 is detected, and radar wave is reflected after encountering barrier, is received and is divided by left side -- Radar Control System 3
Analysis.Right side -- Radar Control System 5 is installed in right rear view mirror 4, and is detected along right side radar propagation path 8, and barrier is encountered
Hinder radar wave after object to be reflected, is received and analyzed by right side -- Radar Control System 5.By 9-36V wide-voltage range direct current
Power supply is powered to left side -- Radar Control System 3 and right side -- Radar Control System 5.
In conjunction with Fig. 2, left side -- Radar Control System 3 includes left side radar probe, left side microprocessor, left side warning device,
Radar wave is issued when left side radar probe is when vehicle travels and vehicle stops, the radar wave that left side radar probe issues is along left
Side radar propagation path 7 is detected, and the overlay area of left side radar propagation path 7 includes the left side blind area of vehicle, radar wave
Emit after touching barrier, the radar wave that vehicle left side is reflected back is received by left side radar probe, by left side micro process
The information that device feeds back left side radar probe is analyzed and processed, judge vehicle left side with the presence or absence of danger, if it exists it is dangerous then
Alarm is generated by left side warning device.
Right side -- Radar Control System 5 includes right side radar probe, right side microprocessor, right side warning device, right side radar
Radar wave is issued when probe is when vehicle travels and vehicle stops, the radar wave that right side radar probe issues is passed along right side radar
It broadcasts path 8 to be detected, the overlay area of right side radar propagation path 8 includes the right side blind area of vehicle, and radar wave touches barrier
Emit after hindering object, the radar wave that vehicle right side is reflected back is received by right side radar probe, by right side microprocessor to right side
The information of radar probe feedback is analyzed and processed, and judges whether there is danger, dangerous if it exists then to pass through right side warning device
Generate alarm.
The radar antenna radiating surface and vehicle body of left side radar probe and right side radar probe emit electricity at 99 degree of angles outwardly
Magnetic wave, direction level angle allowable error ± 3 degree of radar antenna radiating surface alignment, vertical angle allowable error ± 1.5 degree.It is left
The radiation areas of side -- Radar Control System 3 and right side -- Radar Control System 5 cover nearby region and middle distance areas simultaneously, at
This is low, highly integrated, and distance covers laterally ± 30 degree of azimuths, 50 meters of ranges of fore-and-aft distance.
The present invention not only may determine that lane change movement is by left side -- Radar Control System 3 and right side -- Radar Control System 5
No there are security risks, but also may determine that whether door opening movement will cause security risk.In the present embodiment, left side is reported
Alert equipment includes left side LED alarm lamp and left side sound alarm CAN bus signal output, and right side warning device includes right side LED
Alarm lamp and right side sound alarm CAN bus signal output.The left side microprocessor and right side radar of left side -- Radar Control System 3
The right side microprocessor of control system 5 obtains the turn signal information and car door shape of vehicle by the communication with vehicle CAN bus
State information, so as to generate the alarm of different stage.
The lane change blind area detecting function of left and right adjacent area carries out the blind area data of the left and right adjacent domain of system acquisition automobile
Analysis and Control, left side -- Radar Control System detect left side neighborhood, right side radar system detection right side neighborhood.Door opening warning function
In vehicle stationary, according to the data information of -- Radar Control System acquisition to determine whether there is enabling dangerous.-- Radar Control System
It is mounted in automobile sided mirror unit,
Control method in conjunction with Fig. 3, when a kind of automotive safety lane change control method provided by the invention includes vehicle driving
And control method when vehicle stopping, wherein control method when vehicle driving includes the following steps：
Step 1: it is adjacent to separately detect vehicle left and right side by left side -- Radar Control System 3 and right side -- Radar Control System 5
The moving target in two lane of domain is at a distance from current vehicle, orientation and speed of related movement；
Step 2: the information that left side microprocessor or right side microprocessor are obtained according to step 1, judgement instantly to the left or
Change whether this vehicle motion state has security risk to the right, if changing this vehicle motion state to the left instantly has security risk, and obtains
The left direction signal of vehicle is obtained, then alarm is generated by left side LED alarm lamp and interior audible alarm equipment, if changing to the left instantly
Becoming this vehicle motion state has security risk, and does not obtain the left direction signal of vehicle, then only generates announcement by left side LED alarm lamp
It is alert；If changing this vehicle motion state to the right instantly has security risk, and obtains the right turn signal of vehicle, then pass through right side LED
Alarm lamp and interior audible alarm equipment generate alarm, if changing this vehicle motion state to the right instantly has security risk, and do not obtain
The right turn signal of vehicle is obtained, then alarm is only generated by right side LED alarm lamp.
Control method when vehicle stops includes the following steps：
When vehicle stops, left side microprocessor or right side microprocessor are received according to left side radar probe or right side radar probe
To target information judgement open at this time left side car door or right side car door whether have security risk, if open left side car door have safety it is hidden
Suffer from, and left side car door is in the unlocked state, then alarm is generated by left side LED alarm lamp and interior audible alarm equipment, if opening
Left side car door has security risk, and left side car door is in lockup state, then only generates alarm by left side LED alarm lamp；
If opening right side car door has security risk, and right side car door is in the unlocked state, then passes through right side LED alarm lamp and vehicle
Interior audible alarm equipment generates alarm, if opening right side car door has security risk, and right side car door is in lockup state, then only passes through
Right side LED alarm lamp generates alarm.
Claims (7)
1. a kind of automotive safety lane change early warning system being integrated in rearview mirror, which is characterized in that including：
The left side -- Radar Control System (3) being integrated in vehicle left-hand mirror (2), left side -- Radar Control System (3) includes left side
Radar probe, left side microprocessor, left side warning device issue when left side radar probe is when vehicle travels and vehicle stops
Radar wave, the radar wave that left side radar probe issues are detected along left side radar propagation path (7), left side radar propagation path
(7) overlay area includes the left side blind area of vehicle, and radar wave emits after touching barrier, is connect by left side radar probe
The radar wave that vehicle left side is reflected back is received, is analyzed and processed by the information that left side microprocessor feeds back left side radar probe,
Vehicle left side is judged with the presence or absence of danger, and the dangerous left side warning device that then passes through generates alarm if it exists；
The right side -- Radar Control System (5) being integrated in vehicle right rear view mirror (4), right side -- Radar Control System (5) includes right side
Radar probe, right side microprocessor, right side warning device issue when right side radar probe is when vehicle travels and vehicle stops
Radar wave, the radar wave that right side radar probe issues are detected along right side radar propagation path (8), right side radar propagation path
(8) overlay area includes the right side blind area of vehicle, and radar wave emits after touching barrier, is connect by right side radar probe
The radar wave that vehicle right side is reflected back is received, is analyzed and processed by the information that right side microprocessor feeds back right side radar probe,
Danger is judged whether there is, it is dangerous if it exists that alarm is then generated by right side warning device.
2. a kind of automotive safety lane change early warning system being integrated in rearview mirror as described in claim 1, which is characterized in that by
9-36V wide-voltage range DC power supply is supplied to the left side -- Radar Control System (3) and the right side -- Radar Control System (5)
Electricity.
3. a kind of automotive safety lane change early warning system being integrated in rearview mirror as described in claim 1, which is characterized in that institute
Stating left side warning device includes left side LED alarm lamp and audible ringing signal output, when the left side microprocessor judges vehicle
When there is collision possibility in left side, alarm is generated by left side LED alarm lamp, when the left side microprocessor judges that vehicle left side is touched
Possibility is hit, and when the left side microprocessor detects that vehicle has left direction signal, while passing through left side LED alarm lamp and car
Audible alarm equipment generates alarm；
The right side warning device includes right side LED alarm lamp and audible ringing signal output, when the right side microprocessor is sentenced
Disconnected vehicle right side have collision may when, alarm is generated by right side LED alarm lamp, when the right side microprocessor judge that vehicle is right
Side have collision may, and when the right side microprocessor detects that vehicle has right turn signal, while passing through right side LED alarm lamp
And interior audible alarm equipment generates alarm.
4. a kind of automotive safety lane change early warning system being integrated in rearview mirror as described in claim 1, which is characterized in that institute
The radar antenna radiating surface and vehicle body for stating left side radar probe and the right side radar probe emit electromagnetism at 99 degree of angles outwardly
Wave, direction level angle allowable error ± 3 degree of radar antenna radiating surface alignment, vertical angle allowable error ± 1.5 degree.
5. a kind of automotive safety lane change pre-warning and control method based on system described in claim 1, which is characterized in that including vehicle
Control method when control method and vehicle when driving stops, wherein control method when vehicle driving includes the following steps：
Step 1: it is adjacent to separately detect vehicle left and right side by left side -- Radar Control System (3) and right side -- Radar Control System (5)
The moving target in two lane of domain is at a distance from current vehicle, orientation and speed of related movement；
Step 2: the information that left side microprocessor or right side microprocessor are obtained according to step 1, judges instantly leftward or rightward
Change whether this vehicle motion state has security risk, if there is security risk, passes through left side warning device or right side warning device
Generate alarm；
Control method when vehicle stops includes the following steps：
When vehicle stops, what left side microprocessor or right side microprocessor were received according to left side radar probe or right side radar probe
Target information judgement opens whether left side car door or right side car door have security risk at this time, passes through left side alarm if having security risk
Equipment or right side warning device generate alarm.
6. a kind of automotive safety lane change control method as claimed in claim 5, which is characterized in that in the vehicle driving
In the step of control method two, left side microprocessor and right side microprocessor obtain the steering of vehicle by communicating with automobile bus
Signal if changing this vehicle motion state to the left instantly has security risk, and obtains the left direction signal of vehicle, then passes through left side
LED alarm lamp and interior audible alarm equipment generate alarm, if changing this vehicle motion state to the left instantly has security risk, and not
The left direction signal of vehicle is obtained, then alarm is only generated by left side LED alarm lamp；
If changing this vehicle motion state to the right instantly has security risk, and obtains the right turn signal of vehicle, then pass through right side LED
Alarm lamp and interior audible alarm equipment generate alarm, if changing this vehicle motion state to the right instantly has security risk, and do not obtain
The right turn signal of vehicle is obtained, then alarm is only generated by right side LED alarm lamp.
7. a kind of automotive safety lane change control method as claimed in claim 5, which is characterized in that when the vehicle stops
In control method, left side microprocessor and right side microprocessor unlock shape by communicating to obtain the car door of vehicle with automobile bus
State：If opening left side car door has security risk, and left side car door is in the unlocked state, then passes through left side LED alarm lamp and interior sound
Sound warning device generates alarm, if opening left side car door has security risk, and left side car door is in lockup state, then only passes through left side
LED alarm lamp generates alarm；
If opening right side car door has security risk, and right side car door is in the unlocked state, then passes through right side LED alarm lamp and interior sound
Sound warning device generates alarm, if opening right side car door has security risk, and right side car door is in lockup state, then only passes through right side
LED alarm lamp generates alarm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810909945.3A CN108891376A (en) | 2018-08-10 | 2018-08-10 | A kind of automotive safety lane change early warning system and method being integrated in rearview mirror |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810909945.3A CN108891376A (en) | 2018-08-10 | 2018-08-10 | A kind of automotive safety lane change early warning system and method being integrated in rearview mirror |
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| CN108891376A true CN108891376A (en) | 2018-11-27 |
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| CN201810909945.3A Pending CN108891376A (en) | 2018-08-10 | 2018-08-10 | A kind of automotive safety lane change early warning system and method being integrated in rearview mirror |
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| CN109624857A (en) * | 2018-11-30 | 2019-04-16 | 沈阳工业大学 | Support the night vision automobile outer rear-view mirror and implementation method of lane change early warning |
| CN109878446A (en) * | 2019-01-22 | 2019-06-14 | 南京工程学院 | A kind of overtaking other vehicles based on more radars assists early warning system and control method |
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| CN109624857A (en) * | 2018-11-30 | 2019-04-16 | 沈阳工业大学 | Support the night vision automobile outer rear-view mirror and implementation method of lane change early warning |
| CN109878446A (en) * | 2019-01-22 | 2019-06-14 | 南京工程学院 | A kind of overtaking other vehicles based on more radars assists early warning system and control method |
| CN109878446B (en) * | 2019-01-22 | 2021-04-06 | 南京工程学院 | Overtaking auxiliary early warning system based on multiple radars and control method |
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