CN108725365B - Camera system and method for realizing night driving safety monitoring - Google Patents
Camera system and method for realizing night driving safety monitoring Download PDFInfo
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- CN108725365B CN108725365B CN201810502496.0A CN201810502496A CN108725365B CN 108725365 B CN108725365 B CN 108725365B CN 201810502496 A CN201810502496 A CN 201810502496A CN 108725365 B CN108725365 B CN 108725365B
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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
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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
- 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
- B60Q1/46—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 for giving flashing caution signals during drive, other than signalling change of direction, e.g. flashing the headlights or hazard lights
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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
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- 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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Abstract
The invention relates to the technical field of automotive electronics, in particular to a camera system and a method for realizing night driving safety monitoring. Acquiring video image information right in front of a vehicle, and judging whether a dangerous object exists in front of the vehicle or not according to the video image information, wherein the dangerous object is in a dangerous interval of the vehicle or not; when a dangerous object exists in the dangerous interval and the dangerous object is a low-speed object, outputting collision early warning signals of the low-speed objects in different grades according to different distances from the low-speed object to the vehicle; and when a dangerous object exists in the dangerous interval and the dangerous object is a high-speed object, outputting collision early warning signals of the high-speed objects in different grades according to different distances between the high-speed object and the vehicle. The safety of driving at night or poor driving in a visual environment is improved to the maximum extent, and the personal safety of vehicle owners and pedestrians moving vehicles outside the vehicle is protected.
Description
Technical Field
The invention relates to the technical field of automotive electronics, in particular to a camera system and a method for realizing night driving safety monitoring.
Background
Along with the continuous improvement of the life quality of people, people pay more and more attention to the safety problem in the driving process of the automobile. The camera is a relatively common device on an automobile, but the requirement of the camera on ambient light is high, particularly at night or in places with poor light, the camera on the automobile body cannot effectively identify scenery outside the automobile, the accident of colliding with a person and colliding with an object is easy to happen, and the result cannot be estimated. Meanwhile, the existing vehicle safety monitoring system is generally suitable for scenes with sufficient light in the daytime and is not suitable for the condition of weak light at night, so that the probability of safety accidents at night is high.
Disclosure of Invention
The invention aims to provide a camera system and a method for realizing night driving safety monitoring aiming at the condition of insufficient light during night driving, aiming at the defects of the prior art.
The invention provides a method for realizing night driving safety monitoring, which adopts the technical scheme that: acquiring video image information right in front of a vehicle, and judging whether a dangerous object exists in front of the vehicle or not according to the video image information, wherein the dangerous object is in a dangerous interval of the vehicle or not;
when a dangerous object exists in the dangerous interval and the dangerous object is a low-speed object, outputting collision early warning signals of the low-speed objects in different grades according to different distances from the low-speed object to the vehicle;
when a dangerous object exists in the dangerous interval and the dangerous object is a high-speed object, outputting collision early warning signals of the high-speed objects in different grades according to different distances from the high-speed object to the vehicle;
the dangerous object is a moving object with vital signs in the detection area;
when the moving speed of the dangerous object is within the range of 5 KM/H-15 KM/H, judging that the dangerous object is a low-speed object;
and when the moving speed of the dangerous object is within the range of 15 KM/H-150 KM/H, judging that the dangerous object is a high-speed object.
Preferably, the dangerous interval comprises a low-risk interval, a medium-risk interval and a high-risk interval;
when the dangerous object is in the low-risk region, outputting a low-risk low-speed object collision early warning signal or a low-risk high-speed object collision early warning signal;
when the dangerous object is in the middle-danger area, outputting a middle-danger low-speed object collision early warning signal or a middle-danger high-speed object collision early warning signal;
when the dangerous object is in the high-risk region, outputting a collision early warning signal of a high-risk low-speed object or a collision early warning signal of a high-risk high-speed object;
the dangerous interval and the low-risk interval, the medium-risk interval and the high-risk interval are distance intervals which represent the distance between the dangerous object and the vehicle, the distance intervals can be set according to actual conditions, and the distance values represented by the low-risk interval, the medium-risk interval and the high-risk interval are gradually reduced.
Preferably, the low-risk low-speed object collision early warning signal is a yellow icon of a low-speed object displayed by a meter;
the collision early warning signal of the medium-risk low-speed object is that an instrument displays a yellow flashing icon of the low-speed object and a buzzer in the vehicle sends out a 5HZ alarm sound;
the high-risk low-speed object collision early warning signal is that the instrument displays red flashing icons of low-speed objects, the buzzer in the automobile sends 10HZ alarm sound, the automobile horn warns, and the headlamp flashes with 10HZ frequency.
Preferably, the collision early warning signal of the low-risk high-speed object is a yellow icon of the high-speed object displayed by the instrument;
the collision early warning signal of the medium-risk high-speed object is that a red flashing icon of the high-speed object is displayed by an instrument, and a buzzer in the vehicle gives a 10HZ warning sound;
the collision early warning signal of the high-risk high-speed object is used for displaying red flashing icons of the high-speed object, long-sounding of a buzzer in the automobile, warning of an automobile horn and warning of flashing of a headlamp at the frequency of 10HZ for the instrument.
The invention provides a camera system for realizing night driving safety monitoring, which adopts the technical scheme that the camera system comprises:
an infrared camera: the night vision control box is used for acquiring video image information of dangerous objects in front of the vehicle and sending the acquired video image information to the night vision control box;
night vision control box: the system is used for judging whether a dangerous object is in a dangerous interval of the vehicle and whether the dangerous object is a high-speed object or a low-speed object according to the video image information, and outputting low-speed object collision early warning signals or high-speed object collision early warning signals of different grades according to the type of the high-speed object or the low-speed object obtained through judgment and different distances from the vehicle;
the sound and light alarm system comprises: and performing acousto-optic alarm of corresponding grade according to the low-speed object collision early warning signals or the high-speed object collision early warning signals of different grades.
Preferably, the night vision control box comprises
The video processing module: the infrared camera is used for receiving video image information acquired by the infrared camera, processing the video image information and converting different dangerous objects in the video image information into different analog signals;
the acquisition data storage module: the analog signal processing module is used for processing the analog signal;
a moving object data storage module: the device is used for storing different set reference analog signals corresponding to different dangerous objects;
a moving object identification module: the data acquisition module is used for acquiring data of the moving object data storage module;
a low-speed object processing module: the system is used for outputting low-speed object collision early warning signals of different grades according to different distances from the low-speed object to a vehicle when the low-speed object exists in a dangerous area;
high-speed moving object processing module: the method is used for outputting collision early warning signals of high-speed objects of different grades according to different distances from the high-speed objects to the vehicle when the high-speed objects exist in the dangerous area.
Preferably, the dangerous interval comprises a low-risk interval, a medium-risk interval and a high-risk interval;
when the dangerous object is in the low-risk region, outputting a low-risk low-speed object collision early warning signal or a low-risk high-speed object collision early warning signal;
when the dangerous object is in the middle-danger area, outputting a middle-danger low-speed object collision early warning signal or a middle-danger high-speed object collision early warning signal;
when the dangerous object is in the high-risk region, outputting a collision early warning signal of a high-risk low-speed object or a collision early warning signal of a high-risk high-speed object;
the dangerous interval and the low-risk interval, the medium-risk interval and the high-risk interval are distance intervals which represent the distance between the dangerous object and the vehicle, the distance intervals can be set according to actual conditions, and the distance values represented by the low-risk interval, the medium-risk interval and the high-risk interval are gradually reduced.
Preferably, the collision early warning signal of the low-risk high-speed object is a yellow icon of the high-speed object displayed by the instrument;
the collision early warning signal of the medium-risk high-speed object is that a red flashing icon of the high-speed object is displayed by an instrument, and a buzzer in the vehicle gives a 10HZ warning sound;
the collision early warning signal of the high-risk high-speed object is used for displaying red flashing icons of the high-speed object, long-sounding of a buzzer in the automobile, warning of an automobile horn and warning of flashing of a headlamp at the frequency of 10HZ for the instrument.
Preferably, the night vision device further comprises a central processing unit, the central processing unit is used for acquiring vehicle speed and light state information outside the vehicle and outputting the information to the night vision control box, when the night vision function is started, the night vision mode is started only when the vehicle speed reaches a set vehicle speed value and the illuminance outside the vehicle is smaller than an illumination set value, and all or part of sound and light alarm signals in the sound and light alarm signals are output to the sound and light alarm system through the night vision control box or are output to the central processing unit through the night vision control box and then are output to the sound and light alarm system through the central processing unit.
Preferably, the sound and light alarm system comprises an instrument, a buzzer, a horn and a headlamp.
The invention has the beneficial effects that: under the very abominable condition of night or visual environment, gather the object information more than the absolute temperature in vehicle the place ahead 300 meters through infrared camera, confirm whether there is a dangerous object in the vehicle blind area, according to the different distances of different dangerous objects and vehicle, adopt the mode of different grade audible alarm in the one-level car to remind the driver to pay attention to the car external condition, adopt the alarm mode of second grade outer loudspeaker warning and headlight light warning simultaneously and remind the car outer pedestrian to pay attention to, pedestrian or the dangerous situation of vehicle are reminded through the outside warning of vehicle to this technique more effectually, furthest has improved the security of driving night or the relatively poor driving of visual environment, the car owner of the outside mobile vehicle of vehicle and pedestrian's personal safety has been protected, and according to different dangerous grades, the warning mode also has the difference, it is very humanized.
Drawings
FIG. 1 is a schematic connection diagram of a camera system for monitoring driving safety at night according to the present invention;
fig. 2 is a schematic diagram of a method for monitoring driving safety at night according to the present invention.
In the figure: 1-an infrared camera; 2-a night vision control box; 2.1-video processing module; 2.2-a data acquisition and storage module; 2.3-moving object data storage module; 2.4-moving object identification module; 2.5-low speed object processing module; 2.6-high speed moving object processing module; 2.8-a buzzer control module; 3-a central processing unit; 4-a function switch; 5-instrument; 6-a buzzer; 7-a headlamp; 8-horn.
Detailed Description
The invention will be further described in detail with reference to the following drawings and specific examples, which are not intended to limit the invention, but are for clear understanding.
As shown in fig. 1 and 2, a camera system for monitoring driving safety at night includes an infrared camera 1, a night vision control box 2, a central processing unit 3, a function switch 4 and an audible and visual alarm system. The night vision control box 2 comprises a video processing module 2.1, a collected data storage module 2.2, a moving object data storage module 2.3, a moving object identification module 2.4, a low-speed object processing module 2.5, a high-speed moving object processing module 2.6 and a buzzer control module 2.8. The sound and light alarm system comprises a meter 5, a buzzer 6, a horn 8 and a headlamp 7.
Infrared camera 1: the night vision control box is used for acquiring video image information of dangerous objects (the dangerous objects are moving objects with vital signs in a detection area) in front of the vehicle and sending the acquired video image information to the night vision control box 2. The 2 million high-definition infrared cameras are arranged on the front bumper, have the angle of 24 degrees horizontally and 18 degrees vertically, have the light sensitivity of 0.001LUX, can detect pedestrians, electric vehicles, bicycles and motor vehicles running within the distance of 300m in front of the vehicle, and are connected with the night vision control box through LVDS.
Night vision control box 2: and judging whether the night vision function is started or not according to the starting state of the function switch 4, the light state outside the vehicle and the vehicle speed transmitted by the central processing unit 3. The system will only work when the vehicle speed is raised to a set value (such as 10Km/h vehicle speed) and the illuminance outside the vehicle is lower than 100 LUX. After the night vision function is started, whether a dangerous object is in a dangerous interval of the vehicle and whether the dangerous object is a high-speed object or a low-speed object is judged according to the video image information (specifically, the received video image information is processed, the processed data is compared with the data stored in the processed data, whether a moving object exists in a dangerous area or not and the type of the moving object are determined), outputting low-speed object collision early warning signals or high-speed object collision early warning signals of different grades according to the types of the high-speed objects or the low-speed objects obtained by judgment and different distances from the vehicles (specifically, sending sound and light alarm instructions of different grades to the buzzer 6 and the central processing unit 3; marking moving objects in the video images by using picture frames of different colors according to different determined dangerous objects and different distances between the dangerous objects and the vehicles, and conveying the moving objects to the instrument 5 for displaying);
video processing module 2.1: the infrared camera is used for receiving video image information collected by the infrared camera 1, processing the video image information and converting different dangerous objects in the video image information into different analog signals;
the collected data storage module 2.2: the analog signal processing module is used for processing the analog signal;
moving object data storage module 2.3: the device is used for storing different set reference analog signals corresponding to different dangerous objects;
moving object identification module 2.4: and the data acquisition module is used for comparing the data in the data acquisition storage module 2.2 with the data in the moving object data storage module 2.3 to identify a low-speed object or a high-speed object. The dangerous area is a dangerous area when the moving speed is less than 150m away from the vehicle, wherein the moving speed is in the range of 5 KM/H-15 KM/H, the dangerous area is a low-speed object (usually a pedestrian or an animal), the moving speed is in the range of 15 KM/H-150 KM/H, the moving speed is a telling object (usually an electric vehicle or a bicycle). The dangerous interval comprises a low-risk interval, a medium-risk interval and a high-risk interval; when the dangerous object is in the low-risk region, outputting a low-risk low-speed object collision early warning signal or a low-risk high-speed object collision early warning signal; when the dangerous object is in the middle-danger region, outputting a middle-danger low-speed object collision early warning signal or a middle-danger high-speed object collision early warning signal; and when the dangerous object is in the high-risk region, outputting a collision early warning signal of the high-risk low-speed object or a collision early warning signal of the high-risk high-speed object. The dangerous interval, the low-risk interval, the medium-risk interval and the high-risk interval are distance intervals which represent the distance between the dangerous object and the vehicle, the distance intervals can be set according to actual conditions, and the distance values represented by the low-risk interval, the medium-risk interval and the high-risk interval are gradually reduced. In this embodiment, the low-risk area is 150-100 meters, the medium-risk area is 50-100 meters, and the high-level area is less than 50 meters.
Low speed object handling module 2.5: the system is used for outputting low-speed object collision early warning signals of different grades according to different distances from the low-speed object to a vehicle when the low-speed object exists in a dangerous area;
high-speed moving object processing module 2.6: the method is used for outputting collision early warning signals of high-speed objects of different grades according to different distances from the high-speed objects to the vehicle when the high-speed objects exist in the dangerous area.
And the buzzer signal module 2.8 outputs sound alarm instructions of different levels according to different distances.
And the central processing unit 3 is connected with the night vision control box 2 through a CAN network and is used for acquiring the light intensity outside the vehicle, transmitting the vehicle speed to the night vision control box 2, receiving the alarm information of the night vision control box 2 and driving a horn 8 and a headlamp 7.
A function switch 4 by which the customer can turn on or off the night vision function. The priority of the functional switch 4 is highest, and under the condition, the driving safety system does not work; and when the switch is started, executing the subsequent steps. The system function control switch is normally closed, the night driving safety monitoring system is in an activated state, once the switch is pressed, the function switch 4 is disconnected, and the system is closed.
The specific alarm process is as follows:
when a low-speed object such as a pedestrian or an animal walking is determined, when the distance between the moving pedestrian or the animal and the vehicle is more than 100m and less than 150m, the sound alarm is not carried out, and a yellow icon flickers on a central display screen of the instrument 5; when the distance between the mobile pedestrian or the animal and the vehicle is more than 50m and less than 100m, a buzzer 6 in the vehicle gives an alarm by 5HZ sound, and a yellow icon flickers on a central display screen of the instrument 5; when the distance between a moving pedestrian or an animal and a vehicle is less than 50m, a buzzer 6 in the vehicle gives an alarm by a 10HZ sound, a red icon flickers on a central display screen of an instrument 5, a horn of the vehicle outside the vehicle sounds, and a headlamp 7 flickers at a frequency of 10 HZ;
when a high-speed object such as a mobile electric vehicle/motorcycle/motor vehicle is determined, sound alarm is not carried out when the distance between the mobile object and the vehicle is more than 100m and less than 150m, and a yellow icon flickers on a central display screen of the instrument 5; when the distance between the moving object and the vehicle is more than 50m and less than 100m, the buzzer 6 in the vehicle gives an alarm by a sound of 10HZ, and a red icon flickers on a central display screen of the instrument 5; when the distance between the moving object and the vehicle is less than 50m, the buzzer 6 in the vehicle buzzes for a long time, a red icon flickers on the central display screen of the instrument 5, the horn of the vehicle outside the vehicle sounds, and the headlamp 7 flickers at the frequency of 10 HZ.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Details not described in this specification are within the skill of the art that are well known to those skilled in the art.
Claims (7)
1. A method for realizing night driving safety monitoring is characterized in that:
acquiring video image information right in front of a vehicle, and judging whether a dangerous object exists in front of the vehicle or not according to the video image information, wherein the dangerous object is in a dangerous interval of the vehicle or not;
when a dangerous object exists in the dangerous interval and the dangerous object is a low-speed object, outputting low-speed object collision early warning signals of different levels according to different distances from the low-speed object to the vehicle, wherein the low-speed object collision early warning signals of different levels comprise a low-risk low-speed object collision early warning signal, a medium-risk low-speed object collision early warning signal and a high-risk low-speed object collision early warning signal, the low-risk low-speed object collision early warning signal is an instrument display low-speed object yellow icon, the medium-risk low-speed object collision early warning signal is an instrument display low-speed object yellow flashing icon, an in-vehicle buzzer sends 5HZ alarm sound, and the high-risk low-speed object collision early warning signal is an instrument display low-speed object red flashing icon, an in-vehicle buzzer sends 10HZ alarm sound, a horn alarm, and a headlamp flashes at a frequency of 10 HZ;
when a dangerous object exists in the dangerous interval and the dangerous object is a high-speed object, high-speed object collision early warning signals of different grades are output according to different distances from the high-speed object to the vehicle, the high-speed object collision early warning signals of different grades comprise a low-risk high-speed object collision early warning signal, a medium-risk high-speed object collision early warning signal and a high-risk high-speed object collision early warning signal, the low-risk high-speed object collision early warning signal is used for displaying a yellow icon of the high-speed object for a meter, the medium-risk high-speed object collision early warning signal is used for displaying a red flashing icon of the high-speed object for the meter and sending a 10HZ warning sound by an in-vehicle buzzer, and the high-risk high-speed object collision early warning signal is used for displaying the red flashing icon of the high-speed object for the meter;
the dangerous object is a moving object with vital signs in the detection area;
when the moving speed of the dangerous object is within the range of 5 KM/H-15 KM/H, judging that the dangerous object is a low-speed object;
and when the moving speed of the dangerous object is within the range of 15 KM/H-150 KM/H, judging that the dangerous object is a high-speed object.
2. The method for realizing night driving safety monitoring according to claim 1, wherein the method comprises the following steps: the dangerous interval comprises a low-dangerous interval, a medium-dangerous interval and a high-dangerous interval;
when the dangerous object is in the low-risk region, outputting a low-risk low-speed object collision early warning signal or a low-risk high-speed object collision early warning signal;
when the dangerous object is in the middle-danger area, outputting a middle-danger low-speed object collision early warning signal or a middle-danger high-speed object collision early warning signal;
when the dangerous object is in the high-risk region, outputting a collision early warning signal of a high-risk low-speed object or a collision early warning signal of a high-risk high-speed object;
the dangerous interval and the low-risk interval, the medium-risk interval and the high-risk interval are distance intervals which represent the distance between the dangerous object and the vehicle, the distance intervals can be set according to actual conditions, and the distance values represented by the low-risk interval, the medium-risk interval and the high-risk interval are gradually reduced.
3. The utility model provides a realize camera system of driving safety control night which characterized in that includes:
infrared camera (1): the night vision control box is used for acquiring video image information of dangerous objects in front of the vehicle and sending the acquired video image information to the night vision control box (2);
night vision control box (2): the system is used for judging whether a dangerous object is in a dangerous interval of the vehicle and whether the dangerous object is a high-speed object or a low-speed object according to the video image information, and outputting low-speed object collision early warning signals or high-speed object collision early warning signals of different grades according to the type of the high-speed object or the low-speed object obtained through judgment and different distances from the vehicle;
the sound and light alarm system comprises: performing acousto-optic alarm of corresponding grade according to low-speed object collision early warning signals or high-speed object collision early warning signals of different grades;
the low-speed object collision early warning signals of different grades comprise a low-risk low-speed object collision early warning signal, a medium-risk low-speed object collision early warning signal and a high-risk low-speed object collision early warning signal, wherein the low-risk low-speed object collision early warning signal is an instrument display low-speed object yellow icon, the medium-risk low-speed object collision early warning signal is an instrument display low-speed object yellow flashing icon, an in-vehicle buzzer sends out 5HZ alarm sound, the high-risk low-speed object collision early warning signal is an instrument display low-speed object red flashing icon, the in-vehicle buzzer sends out 10HZ alarm sound, a horn alarm of an automobile and a headlamp flash and warn at the frequency of 10 HZ;
different grades high-speed object collision early warning signal includes low-risk high-speed object collision early warning signal, well high-speed object collision early warning signal of danger, high-risk high-speed object collision early warning signal, low-risk high-speed object collision early warning signal shows high-speed object yellow icon for the instrument, well high-speed object collision early warning signal of danger sends 10HZ chimes for instrument display high-speed object red flashing icon, interior bee calling organ of car send 10HZ chimes of doom, high-risk high-speed object collision early warning signal shows high-speed object red flashing icon, interior bee calling organ of car long ring, horn warning, the warning of headlamp with 10HZ frequency scintillation for the instrument.
4. The camera system for realizing night driving safety monitoring according to claim 3, wherein: the night vision control box (2) comprises
Video processing module (2.1): the infrared camera is used for receiving video image information collected by the infrared camera (1), processing the video image information and converting different dangerous objects in the video image information into different analog signals;
acquisition data storage module (2.2): the analog signal processing module is used for processing the analog signal;
moving object data storage module (2.3): the device is used for storing different set reference analog signals corresponding to different dangerous objects;
moving object identification module (2.4): the data acquisition module is used for comparing the data in the data acquisition storage module (2.2) with the data in the moving object data storage module (2.3) and identifying a low-speed object or a high-speed object;
low speed object handling module (2.5): the system is used for outputting low-speed object collision early warning signals of different grades according to different distances from the low-speed object to a vehicle when the low-speed object exists in a dangerous area;
high-speed moving object processing module (2.6): the method is used for outputting collision early warning signals of high-speed objects of different grades according to different distances from the high-speed objects to the vehicle when the high-speed objects exist in the dangerous area.
5. The camera system for realizing night driving safety monitoring according to claim 3, wherein:
the dangerous interval comprises a low-dangerous interval, a medium-dangerous interval and a high-dangerous interval;
when the dangerous object is in the low-risk region, outputting a low-risk low-speed object collision early warning signal or a low-risk high-speed object collision early warning signal;
when the dangerous object is in the middle-danger area, outputting a middle-danger low-speed object collision early warning signal or a middle-danger high-speed object collision early warning signal;
when the dangerous object is in the high-risk region, outputting a collision early warning signal of a high-risk low-speed object or a collision early warning signal of a high-risk high-speed object;
the dangerous interval and the low-risk interval, the medium-risk interval and the high-risk interval are distance intervals which represent the distance between the dangerous object and the vehicle, the distance intervals can be set according to actual conditions, and the distance values represented by the low-risk interval, the medium-risk interval and the high-risk interval are gradually reduced.
6. The camera system for realizing night driving safety monitoring according to claim 3, wherein: the night vision vehicle is characterized by further comprising a central processing unit (3), the central processing unit (3) is used for acquiring vehicle speed and light state information outside the vehicle and outputting the information to the night vision control box (2), when the night vision function is started, the vehicle enters a night vision mode only when the vehicle speed reaches a vehicle speed set value and the illuminance outside the vehicle is smaller than an illumination set value, and all or part of acousto-optic alarm signals in the acousto-optic alarm signals are output to the acousto-optic alarm system through the night vision control box or are output to the central processing unit (3) through the night vision control box (2) and then are output to the acousto-optic alarm system through the central processing unit (.
7. The camera system for realizing night driving safety monitoring according to claim 3, wherein: the sound and light alarm system comprises an instrument (5), a buzzer (6), a horn (8) and a headlamp (7).
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| CN109733344B (en) * | 2018-12-04 | 2021-03-09 | 宁波吉利汽车研究开发有限公司 | Night vehicle driving auxiliary device and method and vehicle |
| CN109951686A (en) * | 2019-03-21 | 2019-06-28 | 山推工程机械股份有限公司 | A kind of engineer machinery operation method for safety monitoring and its monitoring system |
| CN111759075A (en) * | 2020-08-07 | 2020-10-13 | 闫然 | Student's safety trip schoolbag |
| CN114425987A (en) * | 2020-10-29 | 2022-05-03 | 常州星宇车灯股份有限公司 | Night overtaking reminding system, control method and vehicle |
| CN114103985A (en) * | 2021-11-26 | 2022-03-01 | 国汽智控(北京)科技有限公司 | Obstacle-based prompting method, device and equipment |
| CN114537341A (en) * | 2022-04-24 | 2022-05-27 | 中国重汽集团济南动力有限公司 | Forward active anti-collision system and method based on infrared sensor |
| CN115410394A (en) * | 2022-08-01 | 2022-11-29 | 江苏航天大为科技股份有限公司 | Internet of vehicles is with dangerous early warning reminding device of big data analysis |
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