CN105678961A - Anti-fatigue driving automobile safety warning system and warning method - Google Patents
Anti-fatigue driving automobile safety warning system and warning method Download PDFInfo
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- CN105678961A CN105678961A CN201610165985.2A CN201610165985A CN105678961A CN 105678961 A CN105678961 A CN 105678961A CN 201610165985 A CN201610165985 A CN 201610165985A CN 105678961 A CN105678961 A CN 105678961A
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- vehicle controller
- officer
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- micro
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/06—Alarms for ensuring the safety of persons indicating a condition of sleep, e.g. anti-dozing alarms
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- 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
- B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
- B60K28/02—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver
- B60K28/06—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver responsive to incapacity of driver
- B60K28/063—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver responsive to incapacity of driver preventing starting of vehicles
-
- 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
- B60K28/00—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
- B60K28/02—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver
- B60K28/06—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver responsive to incapacity of driver
- B60K28/066—Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver responsive to incapacity of driver actuating a signalling device
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/59—Context or environment of the image inside of a vehicle, e.g. relating to seat occupancy, driver state or inner lighting conditions
- G06V20/597—Recognising the driver's state or behaviour, e.g. attention or drowsiness
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Emergency Alarm Devices (AREA)
- Closed-Circuit Television Systems (AREA)
- Image Processing (AREA)
- Traffic Control Systems (AREA)
- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
Abstract
The invention discloses an anti-fatigue driving automobile safety warning system and warning method. The system comprises an image acquisition system, a main core microprocessing unit and a vehicle system. The image acquisition system comprises an infrared camera and a video decoder in connection with the infrared camera and the main core microprocessing unit; the vehicle system comprises a vehicle controller in connection with the main core microprocessing unit through a COM interface, and a voice prompt module and a CAN communication module both in connection with the vehicle controller; the infrared camera collects the simulation video image of a driver face; the video decoder converts the simulation video image into a digital image and sends the digital image to the main core microprocessing unit; the main core microprocessing unit processes and determines the digital image, and outputs a serial port control command corresponding to a fatigue state to the vehicle controller; the vehicle controller controls the voice prompt module to work, and communicates with a CAN bus through the CAN communication module to control motion of electric equipment in a vehicle. The anti-fatigue driving automobile safety warning system has the characteristics of sound warning effect and strong practicality, and can improve driving safety.
Description
Technical field
The invention belongs to vehicle security drive control field, it is specifically related to automobile safety alarm system and the alarming method for power of a kind of anti-fatigue-driving.
Background technology
Tired driving is the one of the main reasons causing traffic accident, one of anti-fatigue-driving important function becoming automobile safety system already, and it has greatly promoted the development of automobile intelligent humanized, and automobile value assessment is had extremely important reference role; Meanwhile, it also provides available protecting for the life security of officer, the reduction of road accident rate is played an important role, has higher use value.
CN104269028A discloses a kind of method for detecting fatigue driving and system, which depict image procossing device to be detected by eyes and the specific implementation method of state recognition, but do not describe after tired driving occurs, it is necessary to carry out what kind of anti-fatigue-driving process.
CN103625288A discloses a kind of tired driving warning, comprise the camera and detection control apparatus being arranged in car, the warning loud speaker be provided with microprocessor in detection control apparatus, being connected with microprocessor, camera is connected with microprocessor, microprocessor is connected with central vehicle Controlling System, and central vehicle Controlling System is for controlling the drift stop of automobile. It is by the current state of the motion detection officer of officer's eye, sound when driver fatigue warning, sound when officer is tired especially and report to the police and carry out braking deceleration, the warning but it is only sounded when driver fatigue, and then prompting officer keeps clear-headed or has a rest, belong to passive passivity, and the tired state of officer is not also segmented by it, warning effect is not good, and practicality is not strong.
Summary of the invention
It is an object of the invention to provide the automobile safety alarm system of a kind of anti-fatigue-driving and alarming method for power, to take different treatment measures under different fatigue state so that it is warning better effects if, practicality is stronger, improves travel safety simultaneously.
The automobile safety alarm system of anti-fatigue-driving of the present invention, comprise image capturing system, the micro-processing unit of main core and onboard system, described image capturing system comprises infrared camera and video decode device, described onboard system comprises Vehicle Controller, voice cue module and CAN, described infrared camera is connected with video decode device, video decode device is connected with the micro-processing unit of main core, the micro-processing unit of main core is connected with Vehicle Controller by com interface, and Vehicle Controller is connected with voice cue module, CAN; Infrared camera gathers the analog video image of officer's face, this analog video image is converted to digital picture send to the micro-processing unit of main core by video decode device, this digital picture is processed, judges by the micro-processing unit of main core, obtain the tired status information of officer, and export corresponding serial ports control command to Vehicle Controller, Vehicle Controller control voice cue module carries out voice prompting or reports the tired status information of officer, Vehicle Controller is communicated with CAN by CAN, control car inner electronic equipment action.
In order to better protect the life security of officer; accident is avoided to expand further; described onboard system also comprises the WIFI communication module being connected with Vehicle Controller; this WIFI communication module and mobile phone are interconnected; by mobile phone, the tired status information of officer can be sent to designated person's (namely notifying designated person, designated person can be father and mother, spouse or adult children etc.).
Adopt above-mentioned automobile safety alarm system that fatigue is driven the method warned to comprise:
Step one, infrared camera gather the analog video image of officer's face, and this analog video image is converted to digital picture send to the micro-processing unit of main core by video decode device.
This digital picture is processed by step 2, the micro-processing unit of main core, calculate eyes closed degree and per-cent P shared by the eyes closed time in the unit time, and by P value with preset A, B, C tri-the class threshold value that represents different fatigue state compare judgement: if P < A, all are normal then to represent officer, the micro-processing unit of main core does not export serial ports control command, returns and continues to perform step one, if A≤P≤B, then represent that officer is in slight tired state, the micro-processing unit of main core exports serial ports control command, and it being sent to Vehicle Controller by com interface, Vehicle Controller control voice cue module carries out voice prompting, it is proposed that officer takes a quick nap, Vehicle Controller is communicated with CAN by CAN, control vehicle window is opened, and to slow down the tired sense of officer, then returns and continues to perform step one, if B is < P < C, then represent that officer is in general fatigue state, the micro-processing unit of main core exports serial ports control command, and it is sent to Vehicle Controller by com interface, Vehicle Controller control voice cue module reports the general fatigue information of officer, improve officer and fatigue is driven the cognition degree jeopardizing life, Vehicle Controller is communicated with CAN by CAN, control bearing circle and seat vibration, to advise that officer does not continue to drive, prevent traffic accident, then return and continue to perform step one, if P >=C, then represent that officer is in sever fatigue state, the micro-processing unit of main core exports serial ports control command, and it is sent to Vehicle Controller by com interface, Vehicle Controller is communicated with CAN by CAN, control is two gets out of the way and opens and force to cut off oil circuit, so that vehicle automatic stopping stops working and warns other and pass by vehicle and note dodging, Vehicle Controller is interconnected by WIFI communication module and mobile phone, utilize mobile phone that the sever fatigue information of officer is sent to designated person, to ensure the life security of officer, accident is avoided to expand further, then terminate.
The present invention compared with prior art, has following effect:
(1) infrared camera is adopted to gather the analog video image of officer's face, the requirement of system all weather operations can be met, even if it is even unglazed that the light in cab is low-light, system can also normally detect, and belong to the mode of noncontact formula, the operation of officer can not be affected, it may also be useful to mode is flexible, comfortable, it is easy to be easily accepted by a user.
(2) the tired state of officer is divided into three classes, when officer is slightly tired, carries out voice prompting, it is proposed that officer takes a quick nap, open vehicle window simultaneously, slow down driver fatigue sense; When officer's general fatigue, report the general fatigue state of officer, it is to increase fatigue is driven the cognition degree jeopardizing life by officer, simultaneously direction of travel dish and seat vibration, it is proposed that officer does not continue to drive, and prevents traffic accident; When officer's sever fatigue, opening and two dodge and cut off oil circuit, make vehicle automatic stopping stop working and warn other and pass by vehicle and note dodging, transmission message notice designated person, has ensured the life security of officer, accident can be avoided to expand further simultaneously. Its warning effect is remarkable, practical, can effectively prevent the driving accident owing to driver tired driving causes, it is to increase travel safety.
Accompanying drawing explanation
Fig. 1 is the configuration diagram of the present invention.
Fig. 2 adopts the present invention that fatigue is driven the schema warned.
Embodiment
Below in conjunction with accompanying drawing, the present invention done detailed explanation.
The automobile safety alarm system of anti-fatigue-driving as shown in Figure 1, comprise image capturing system, the micro-processing unit 3 of main core and onboard system, image capturing system comprises infrared camera 1 and video decode device 2, and onboard system comprises Vehicle Controller 4, voice cue module 5, CAN 6 and communicates with WIFI module 8, infrared camera 1 is connected with video decode device 2, video decode device 2 processing unit 3 micro-with main core is connected, the micro-processing unit 3 of main core is connected with Vehicle Controller 4 by com interface 7, Vehicle Controller 4 is connected with voice cue module 5, CAN 6, WIFI communication module 8, and WIFI communication module 8 is interconnected with mobile phone 9, infrared camera 1 gathers the analog video image of officer's face, this analog video image is converted to digital picture send to the micro-processing unit 3 of main core by video decode device 2, this digital picture is processed by the micro-processing unit 3 of main core, judge, obtain the tired status information of officer, and export corresponding serial ports control command to Vehicle Controller 4, Vehicle Controller 4 controls voice cue module 5 and carries out voice prompting or report the tired status information of officer, Vehicle Controller 4 is communicated with CAN by CAN 6, control car inner electronic equipment action, Vehicle Controller 4 is interconnected with mobile phone 9 by WIFI communication module 8, the tired status information of officer can be sent to designated person by mobile phone and (namely notify designated person, designated person can be father and mother, spouse or adult children etc.).
As shown in Figure 2, adopt above-mentioned automobile safety alarm system that fatigue is driven the method warned to comprise:
Step one, infrared camera 1 gather the analog video image of officer's face, and this analog video image is converted to digital picture send to the micro-processing unit 3 of main core by video decode device 2.
Step 2, in the micro-processing unit 3 of main core, there are four software modules, it is respectively interior magazine 31, image procossing module 32, judge module 33 and serial port command conversion module 34, digital picture after video decode device 2 is changed is stored in the interior magazine 31 of the micro-processing unit 3 of main core, this digital picture is processed by image procossing module 32, algorithm (this algorithm is prior art) is used to analyze the open and-shut mode of eyes, calculate eyes closed degree and per-cent P shared by the eyes closed time in the unit time, judge the A that module 33 will be preset in micro-to this P value and main core processing unit 3, B, the threshold value that C tri-class represents different fatigue state compares judgement:
If P is < A, then all are normal to represent officer, and the micro-processing unit 3 of main core does not export serial ports control command, return and continue to perform step one;Otherwise represent that officer is tired, but it is also unknown specifically to belong to the tired state of which class, it is necessary to judge the relation of P and A, B further;
If A≤P≤B, then represent that officer is in slight tired state, the micro-processing unit 3 of main core is changed module 34 by serial port command and action instruction transformation is exported into serial ports control command, and by com interface 7, this serial ports control command is sent to Vehicle Controller 4, Vehicle Controller 4 controls voice cue module 5 according to this serial ports control command and carries out voice prompting, suggestion officer takes a quick nap, Vehicle Controller 4 is communicated with CAN by CAN 6 according to this serial ports control command, control vehicle window is opened, to slow down the tired sense of officer, then return and continue to perform step one, otherwise represent that officer has exceeded slight tired state, it is necessary to judge the relation of P and B, C further,
If B is < P < C, then represent that officer is in general fatigue state, the micro-processing unit 3 of main core is changed module 34 by serial port command and action instruction transformation is exported into serial ports control command, and by com interface 7, this serial ports control command is sent to Vehicle Controller 4, Vehicle Controller 4 controls, according to this serial ports control command, the general fatigue information that voice cue module 5 reports officer, improve officer and fatigue is driven the cognition degree jeopardizing life, Vehicle Controller 4 is communicated with CAN by CAN 6 according to this serial ports control command, control bearing circle and seat vibration, to advise that officer does not continue to drive, prevent traffic accident, then return and continue to perform step one,
Otherwise (if i.e. P >=C), then represent that officer is in sever fatigue state, the micro-processing unit 3 of main core is changed module 34 by serial port command and action instruction transformation is exported into serial ports control command, and by com interface 7, this serial ports control command is sent to Vehicle Controller 4, Vehicle Controller 4 is communicated with CAN by CAN 6 according to this serial ports control command, control is two gets out of the way and opens and force to cut off oil circuit, so that vehicle automatic stopping stops working and warns other and pass by vehicle and note dodging, Vehicle Controller 4 is interconnected with mobile phone 9 by WIFI communication module 8 according to this serial ports control command, utilize mobile phone 9 that the sever fatigue information of officer is sent to designated person, to ensure the life security of officer, accident is avoided to expand further, then terminate.
Claims (3)
1. an automobile safety alarm system for anti-fatigue-driving, comprises image capturing system, the micro-processing unit of main core (3) and onboard system, it is characterised in that:
Described image capturing system comprises infrared camera (1) and video decode device (2), described onboard system comprises Vehicle Controller (4), voice cue module (5) and CAN (6), described infrared camera (1) is connected with video decode device (2), video decode device (2) is connected with the micro-processing unit of main core (3), the micro-processing unit of main core (3) is connected with Vehicle Controller (4) by com interface (7), and Vehicle Controller (4) is connected with voice cue module (5), CAN (6), infrared camera (1) gathers the analog video image of officer's face, this analog video image is converted to digital picture send to the micro-processing unit of main core (3) by video decode device (2), this digital picture is processed by the micro-processing unit of main core (3), judge, obtain the tired status information of officer, and export corresponding serial ports control command to Vehicle Controller (4), Vehicle Controller (4) control voice cue module (5) carries out voice prompting or reports the tired status information of officer, Vehicle Controller (4) is communicated with CAN by CAN (6), control car inner electronic equipment action.
2. the automobile safety alarm system of anti-fatigue-driving according to claim 1, it is characterized in that: described onboard system also comprises WIFI communication module (8) being connected with Vehicle Controller (4), this WIFI communication module (8) is interconnected with mobile phone (9), the tired status information of officer can be sent to designated person by mobile phone.
3. adopt automobile safety alarm system as claimed in claim 2 that fatigue is driven the method warned to comprise:
Step one, infrared camera (1) gather the analog video image of officer's face, and this analog video image is converted to digital picture send to the micro-processing unit of main core (3) by video decode device (2);
This digital picture is processed by step 2, the micro-processing unit of main core (3), calculate eyes closed degree and per-cent P shared by the eyes closed time in the unit time, and by P value with preset A, B, C tri-the class threshold value that represents different fatigue state compare judgement: if P < A, all are normal then to represent officer, the micro-processing unit of main core (3) does not export serial ports control command, returns and continues to perform step one; If A≤P≤B, then represent that officer is in slight tired state, the micro-processing unit of main core (3) exports serial ports control command, and it is sent to Vehicle Controller (4) by com interface (7), Vehicle Controller (4) control voice cue module (5) carries out voice prompting, Vehicle Controller (4) is communicated with CAN by CAN (6), and control vehicle window is opened, and then returns and continues to perform step one; If B is < P < C, then represent that officer is in general fatigue state, the micro-processing unit of main core (3) exports serial ports control command, and it is sent to Vehicle Controller (4) by com interface (7), Vehicle Controller (4) control voice cue module (5) reports the general fatigue information of officer, Vehicle Controller (4) is communicated with CAN by CAN (6), control bearing circle and seat vibration, then return and continue to perform step one; If P >=C, then represent that officer is in sever fatigue state, the micro-processing unit of main core (3) exports serial ports control command, and it is sent to Vehicle Controller (4) by com interface (7), Vehicle Controller (4) is communicated with CAN by CAN (6), and control is two gets out of the way and open and force to cut off oil circuit, and Vehicle Controller (4) is interconnected with mobile phone (9) by the WIFI module (8) that communicates, utilize mobile phone that the sever fatigue information of officer is sent to designated person, then terminate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610165985.2A CN105678961B (en) | 2016-03-22 | 2016-03-22 | The automobile safety alarm system and alarming method for power of a kind of anti-fatigue-driving |
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| CN201610165985.2A CN105678961B (en) | 2016-03-22 | 2016-03-22 | The automobile safety alarm system and alarming method for power of a kind of anti-fatigue-driving |
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Cited By (10)
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| CN106541889A (en) * | 2016-10-28 | 2017-03-29 | 芜湖市吉安汽车电子销售有限公司 | A kind of fatigue driving detecting system based on linux system |
| CN107139934A (en) * | 2017-07-03 | 2017-09-08 | 吉林大学 | Automobile driver fatigue mitigation based on masking effect is with waking up system and method |
| CN107633657A (en) * | 2016-07-18 | 2018-01-26 | 中兴通讯股份有限公司 | The based reminding method and terminal of a kind of fatigue driving |
| CN107856536A (en) * | 2017-09-09 | 2018-03-30 | 深圳市赛亿科技开发有限公司 | A kind of fatigue driving monitoring device and monitoring method |
| CN108839561A (en) * | 2018-06-27 | 2018-11-20 | 重庆长安汽车股份有限公司 | Anti-fatigue-driving system and its control method |
| CN109034243A (en) * | 2018-07-27 | 2018-12-18 | 张亮 | Bottom wheel conversion method based on big data analysis |
| CN109493565A (en) * | 2018-11-02 | 2019-03-19 | 南京泰晟科技实业有限公司 | A kind of timely fatigue alarm set |
| CN110254229A (en) * | 2019-07-23 | 2019-09-20 | 杨庆奎 | A kind of safe driving method and device of drunk-driving prevention and fatigue driving |
| CN110381294A (en) * | 2019-06-28 | 2019-10-25 | 神龙汽车有限公司 | A kind of fatigue driving detecting system based on how general phase machine monitoring |
| CN113112753A (en) * | 2021-04-15 | 2021-07-13 | 奇瑞汽车股份有限公司 | Automobile fatigue driving reminding system and method |
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| CN110381294A (en) * | 2019-06-28 | 2019-10-25 | 神龙汽车有限公司 | A kind of fatigue driving detecting system based on how general phase machine monitoring |
| CN110254229A (en) * | 2019-07-23 | 2019-09-20 | 杨庆奎 | A kind of safe driving method and device of drunk-driving prevention and fatigue driving |
| CN113112753A (en) * | 2021-04-15 | 2021-07-13 | 奇瑞汽车股份有限公司 | Automobile fatigue driving reminding system and method |
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| Publication number | Publication date |
|---|---|
| CN105678961B (en) | 2017-12-29 |
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