CN102343871B - Intelligent rearview mirror system - Google Patents

Intelligent rearview mirror system Download PDF

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Publication number
CN102343871B
CN102343871B CN 201110208478 CN201110208478A CN102343871B CN 102343871 B CN102343871 B CN 102343871B CN 201110208478 CN201110208478 CN 201110208478 CN 201110208478 A CN201110208478 A CN 201110208478A CN 102343871 B CN102343871 B CN 102343871B
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China
Prior art keywords
camera
main frame
vehicle
rearview mirror
ecu main
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CN 201110208478
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CN102343871A (en
Inventor
张伟涛
方晗
李汉
赵福全
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Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
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Zhejiang Geely Holding Group Co Ltd
Zhejiang Geely Automobile Research Institute Co Ltd
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Application filed by Zhejiang Geely Holding Group Co Ltd, Zhejiang Geely Automobile Research Institute Co Ltd filed Critical Zhejiang Geely Holding Group Co Ltd
Priority to CN 201110208478 priority patent/CN102343871B/en
Publication of CN102343871A publication Critical patent/CN102343871A/en
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Abstract

The invention discloses an intelligent rearview mirror system which aims to provide an intelligent rearview mirror system with active intervention function. The intelligent rearview mirror system comprises a rearview mirror camera, an ECU (Electronic Control Unit) host and a display, wherein the rearview mirror camera and the display are respectively connected with the ECU host; a lens of the rearview mirror camera is right against to the backside of a vehicle body; the display is arranged on a cab instrument board; the ECU host is also connected with a steering lamp and an angle sensor; the angle sensor is connected with a steering wheel; and the ECU host comprises a scene analysis module. The scene shot by the rearview mirror camera at the backside is played in real time by a display; the driver can know the situation at the backside by the display; and larger vision range can be obtained by using the rearview mirror camera than the rearview mirror. When the driver turns without signaling, the scene analysis module judges that a vehicle is approaching through the picture shot by the rearview mirror camera and the ECU host actively controls the turning lamp at one side of the turning to twinkle. The intelligent rearview mirror system disclosed by the invention is applicable to all vehicles.

Description

Intelligent rearview mirror system
Technical field
The present invention relates to a kind of field of automobile control, especially relate to a kind of intelligentized rear-view mirror system.
Background technology
Along with the raising of customer to the quality of the life requirement, automobile has become a kind of capital consumption product, recoverable amount is increasing, increasingly competitive between the automobile vendor, the customer requires vehicle satisfying on the basis of riding instead of walk, individual character fashion more, and traveling comfort, handling, safety had higher requirement.
Orthodox car passes to chaufeur by three back mirrors in left, center, right with the information of motor vehicle environment, thereby the guiding chaufeur is correctly driven.There is following shortcoming in this traditional back mirror:
1, visually have the blind area, the vehicle periphery information that chaufeur obtains is not comprehensive, might misoperation, cause traffic accident, and threaten own and other people person and vehicle safety.
2, when running at high speed for a long time, back mirror reflects light, makes easily Driver Vision tired, dizzy; During night travel, it is blind that refracted ray may make the chaufeur short time produce.
3, left and right back mirror becomes the car body ridge, and when running at high speed, it is larger to produce air resistance, affects the high stability of automobile.
4, the information around can only display automobile is waited for the operation of chaufeur passively, can not initiatively intervene some emergency situations, does not namely have intellectuality.
Patent Office of the People's Republic of China discloses a CN101380926A document on March 11st, 2009, name is called automobile exterior-view apparatus, this automobile exterior-view apparatus comprises car left and right sides back mirror, camera, telltale and control module, at outside at least one camera backward of installing of car body; At least one telltale is installed in the car; Camera is connected with control module by wire with telltale.When automobile normal running, by control module control, telltale shows the image of left and right vehicle wheel both sides and back.The shortcoming of this automobile exterior-view apparatus is: only traditional rear-view mirror is simply replaced, do not have pro-active intervention function or warning function namely not to have intellectuality.
Summary of the invention
The present invention solves the technical matters that the existing back mirror of prior art does not have pro-active intervention or warning function, provide a kind of can be according to the Intelligent rearview mirror system of ambient conditions from master control vehicle assistant drive person.
The present invention is directed to above-mentioned technical matters is mainly solved by following technical proposals: a kind of Intelligent rearview mirror system, comprise rearview camera, ECU main frame and telltale, described rearview camera be connected telltale and connect respectively described ECU main frame, described rearview camera is arranged on body exterior, the camera lens of described pick up camera is over against the vehicle body rear, described telltale is arranged on the facia board, described ECU main frame also connects steering indicating light and angular transducer, described angular transducer closure dish, described ECU main frame include and can judge whether the rear has the scene analysis module of vehicle by the picture that rearview camera photographs.Rearview camera is play the scene that the rear photographs in real time by telltale, and chaufeur can be understood the situation at rear by telltale, and has the field range larger than traditional rear-view mirror.The ECU main frame can recognize by angular transducer whether steering wheel rotation turns to chaufeur.When chaufeur turns to and do not beat steering indicating light, the scene analysis module has approach of vehicles by the picture judgement that rearview camera photographs simultaneously, then ECU main frame ACTIVE CONTROL turns to the steering indicating light flicker of a side, reminds the vehicle at rear to take care, and prevents collision case.
As preferably, the present invention also comprises steer motor, and described rearview camera is connected on the vehicle body by described steer motor, and described steer motor is electrically connected with described ECU main frame.Can rotate camera by steer motor and adjust shooting angle, thereby obtain larger field range, especially help to move backward when turning to.
As preferably, the present invention also comprises memory device, and described memory device is connected with the ECU main frame.When vehicle stop, rearview camera still can be in shooting state, simultaneously the scene that photographs is deposited in the memory device, can the situation of rear view of vehicle be monitored like this, the collision if meet accident, the record that only need call in the memory device just can be traced the troublemaker.For conserve storage, camera can be adjusted into camera mode, and namely every 3-5 second beats is taken the photograph a picture and deposited memory device in, rather than carries out video record.
As preferably, the present invention comprises that also taking forward sight camera that direction is vehicle front, taking direction be that the left side of vehicle left side looks camera and take direction is that camera is looked on the right side on vehicle right side, and described forward sight camera, a described left side are looked camera and be connected camera with the right side and connect respectively described ECU main frame.Can take simultaneously the scraping sidewipe collision and all can be recorded of any like this position during storing cycle from multi-angle.The picture that the camera of all directions photographs can be play on telltale in real time.
As preferably, the present invention also comprises ultrasonic probe, and described ultrasonic probe connects described ECU main frame, described ECU main frame connection door lock controller, and described ultrasonic probe is arranged on the vehicle body both sides.Each car door is furnished with a ultrasonic probe, and during vehicle stop, each ultrasonic probe detects in the corresponding car door opening scope whether obstacle is arranged.When certain ultrasonic probe had detected obstacle, the ECU main frame was controlled corresponding vehicle door locking by door lock controller, forbade opening, and prevented that the collision of car door and obstacle from causing damage.After obstacle removed, car door can freely be opened.
As preferably, the present invention also comprise be arranged on body tail, detection direction be rear view of vehicle, with the ultrasonic probe that described ECU main frame is connected, described ECU main frame also connects automobile brake system.During reversing, whether the ultrasonic probe of body tail detection rear has the distance between obstacle and vehicle and the obstacle, and when hypotelorism, ECU main frame ACTIVE CONTROL brake system is braked, and prevents collision.Initiatively stopping distance can be set by chaufeur oneself.
As preferably, described ECU main frame comprises the car plate analysis module that can obtain according to the picture analysis that rearview camera photographs the front vehicle number-plate number.The number-plate number of front vehicle is extracted in the picture analysis that the car plate analysis module is constantly taken according to rearview camera, and number and epoch are together carried out record.When certain number-plate number in the certain hour continues to trail or repeatedly repeats, can warn to chaufeur, avoid the chaufeur trip tracked, individual privacy and the freedom of movement of protection chaufeur.
The substantial effect that the present invention brings is, telltale can show the scene of rear view of vehicle and both sides, and according to circumstances automatically make auxiliary driver behavior, the rear has car can automatically play steering indicating light when turning, the rear has obstacle automatically to brake during reversing, there is obstacle automatically to lock a door during parking near the car door, can avoids being followed the tracks of by the people to front vehicle analysis, can record the help searching reason after extraordinary circumstances occur of the picture around the car when stopping.
Description of drawings
Fig. 1 is a kind of circuit block diagram of the present invention;
Among the figure: 1, steering indicating light, 2, ultrasonic probe, 3, telltale, 4, a left side looks camera, 5, the right side looks camera, 6, angular transducer, 7, steer motor, 8, memory device, 9, rearview camera, 10, forward sight camera, 11, the ECU main frame, 12, door lock controller, 13, automobile brake system.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment: a kind of Intelligent rearview mirror system of present embodiment, as shown in Figure 1, comprise that camera 4 is looked on ECU main frame 11 and the ultrasonic probe 2 that is electrically connected with the ECU main frame respectively, telltale 3, a left side, camera 5, angular transducer 6, steer motor 7, memory device 8, rearview camera 9, forward sight camera 10 are looked in the right side.ECU main frame 11 also is connected with the steering indicating light 1 of automobile.Telltale 3 is installed on the facia board.Rearview camera 9 is play the scene that the rear photographs in real time by telltale 3, and chaufeur can be understood the situation at rear by telltale 3.By switching, camera 4 is looked on a left side, camera 5 is looked on the right side and forward sight camera 10 can be play the picture that photographs on telltale 3 in real time.Angular transducer 6 is connected with bearing circle, sends to ECU main frame 11 for detection of the rotational angle of bearing circle and with corresponding information.A left side is looked camera 4 and is installed in the vehicle body left side, takes automobile left scene; The right side is looked camera 5 and is installed in the vehicle body right side, takes the right-hand scene of automobile; Rearview camera 9 is installed in body tail, takes automobile rear scene; Forward sight camera 10 is installed in body forward structure, takes the vehicle front scene.Each camera is corresponding steer motor 7 one by one, and camera is connected with vehicle body by each self-corresponding steer motor 7, and each steer motor 7 can be rotated the angle of camera under the control of ECU main frame 11, adjusts and takes direction.
When vehicle stop, four cameras still can be in shooting state, simultaneously the scene that photographs are deposited in the memory device 8, can the situation of vehicle all directions be monitored like this, collision or scraping if meet accident, the record that only need call in the memory device 8 just can be traced the troublemaker.For conserve storage, camera can be adjusted into camera mode, and namely per 5 second beats are taken the photograph a picture and deposited memory device 8 in, rather than carry out video record.
ECU main frame 11 also is electrically connected door lock controller 12.Ultrasonic probe 2 has five, and wherein four are arranged on the vehicle body both sides, and is corresponding one by one with car door.During vehicle stop, each ultrasonic probe 2 detects in the corresponding car door opening scope whether obstacle is arranged.When certain ultrasonic probe 2 had detected obstacle, ECU main frame 11 was forbidden opening by the corresponding vehicle door locking of door lock controller 12 controls, prevented that the collision of car door and obstacle from causing damage.After obstacle removed, car door can freely be opened.
ECU main frame 11 also connects automobile brake system 13.The 5th ultrasonic probe 2 is arranged on body tail, and detection direction is rear view of vehicle.During reversing, whether the ultrasonic probe 2 detection rears of body tail have the distance between obstacle and vehicle and the obstacle, and when hypotelorism, ECU main frame 11 ACTIVE CONTROL brake system 13 are braked, and prevent collision.Initiatively stopping distance can be set by chaufeur oneself.When there was comparatively close vehicle at very fast and rear when the chaufeur brake speed, ECU main frame 11 was reported to the police by the warning device that connects.
ECU main frame 11 comprises scene analysis module and car plate analysis module.The scene analysis module can judge whether the rear has approach of vehicles by the picture that rearview camera 9 photographs.ECU main frame 11 can recognize by angular transducer 6 whether steering wheel rotation turns to chaufeur.When chaufeur turns to and do not beat steering indicating light 1, the scene analysis module has approach of vehicles by the picture judgement that rearview camera 9 photographs simultaneously, then ECU main frame 11 ACTIVE CONTROL turn to steering indicating light 1 flicker of respective side, remind the vehicle at rear to take care, and prevent collision case.
The car plate analysis module can obtain according to the picture analysis that rearview camera 9 photographs the number-plate number of front vehicle.The number-plate number of front vehicle is extracted in the picture analysis that the car plate analysis module is constantly taken according to rearview camera 9, and number and epoch are together carried out record.Certain number-plate number continues to trail within half an hour; perhaps certain number-plate number occurrence number surpass 10 times and for the first time and last interval greater than half an hour less than one hour; assert that then vehicle is tracked; ECU main frame 11 is warned to chaufeur by telltale 12; reminding driver is noted, individual privacy and the freedom of movement of protection chaufeur.
Specific embodiment described herein only is to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or replenish or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has more used the terms such as camera, ECU main frame, memory device, do not get rid of the possibility of using other term.Using these terms only is in order to describe more easily and explain essence of the present invention; They are construed to any additional restriction all is contrary with spirit of the present invention.

Claims (6)

1. Intelligent rearview mirror system, comprise rearview camera, ECU main frame and telltale, it is characterized in that, described rearview camera be connected telltale and connect respectively described ECU main frame, described rearview camera is arranged on body exterior, rearview camera is taken automobile rear scene, described telltale is arranged on the facia board, described ECU main frame also connects steering indicating light and angular transducer, described angular transducer closure dish, described ECU main frame include the picture that photographs by rearview camera and judge whether the rear has the scene analysis module of vehicle; The ECU main frame recognizes by angular transducer whether steering wheel rotation turns to chaufeur, when chaufeur turns to and do not beat steering indicating light, the scene analysis module has approach of vehicles by the picture judgement that rearview camera photographs simultaneously, and then ECU main frame ACTIVE CONTROL turns to the steering indicating light flicker of a side; Described Intelligent rearview mirror system also comprises ultrasonic probe, described ultrasonic probe connects described ECU main frame, described ECU main frame connection door lock controller, described ultrasonic probe is arranged on the vehicle body both sides, during vehicle stop, each ultrasonic probe detects in the corresponding car door opening scope whether obstacle is arranged, when certain ultrasonic probe has detected obstacle, the ECU main frame is controlled corresponding vehicle door locking by door lock controller, forbids opening.
2. Intelligent rearview mirror system according to claim 1 is characterized in that, also comprises steer motor, and described rearview camera is connected on the vehicle body by described steer motor, and described steer motor is electrically connected with described ECU main frame.
3. Intelligent rearview mirror system according to claim 1 and 2 is characterized in that, also comprises memory device, and described memory device is connected with the ECU main frame.
4. Intelligent rearview mirror system according to claim 3, it is characterized in that, comprise that also taking forward sight camera that direction is vehicle front, taking direction be that the left side of vehicle left side looks camera and take direction is that camera is looked on the right side on vehicle right side, described forward sight camera, a described left side are looked camera and are connected camera with the right side and connect respectively described ECU main frame.
5. Intelligent rearview mirror system according to claim 1 is characterized in that, also comprise be arranged on body tail, detection direction be rear view of vehicle, with the ultrasonic probe that described ECU main frame is connected, described ECU main frame also connects automobile brake system.
6. Intelligent rearview mirror system according to claim 1 is characterized in that, described ECU main frame comprises and photographs to such an extent that the car plate analysis module of the front vehicle number-plate number is obtained in the picture analysis according to rearview camera.
CN 201110208478 2010-07-26 2011-07-25 Intelligent rearview mirror system Active CN102343871B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201010236559.6 2010-07-26
CN201010236559 2010-07-26
CN 201110208478 CN102343871B (en) 2010-07-26 2011-07-25 Intelligent rearview mirror system

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CN103569084B (en) * 2012-08-03 2015-12-16 能晶科技股份有限公司 Drive arrangement for detecting and method thereof
CN102963301B (en) * 2012-10-25 2015-07-08 浙江吉利汽车研究院有限公司杭州分公司 Automobile visual angle auxiliary device
CN104590130A (en) * 2015-01-06 2015-05-06 上海交通大学 Rearview mirror self-adaptive adjustment method based on image identification
CN105034951A (en) * 2015-03-18 2015-11-11 陈海峰 Smart rearview mirror
CN106143292A (en) * 2015-04-15 2016-11-23 昆山研达电脑科技有限公司 Vehicle door anti-collision system and method
CN105791775A (en) * 2016-04-07 2016-07-20 深圳市联得自动化装备股份有限公司 Hot pressing machine
CN106004664A (en) * 2016-07-14 2016-10-12 深圳市爱培科技术股份有限公司 Control method and system for front and back double-shooting based on intelligent rearview mirror
CN106485813A (en) * 2016-09-09 2017-03-08 北京小米移动软件有限公司 Car's door controlling method and apparatus
CN108146377A (en) * 2016-12-02 2018-06-12 上海博泰悦臻电子设备制造有限公司 A kind of automobile assistant driving method and system
CN107340452A (en) * 2017-02-13 2017-11-10 问众智能信息科技(北京)有限公司 The detection method and device of intelligent back vision mirror wiring
CN107161077A (en) * 2017-04-26 2017-09-15 深圳市赛格导航科技股份有限公司 A kind of arrangements for automotive doors opens reminding method and device
CN107351802A (en) * 2017-06-22 2017-11-17 天津交通职业学院 A kind of automotive rear-view video imaging and early warning system and method for early warning
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