CN104376684A - Monitoring system capable of preventing fatigue driving - Google Patents
Monitoring system capable of preventing fatigue driving Download PDFInfo
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- CN104376684A CN104376684A CN201410621330.2A CN201410621330A CN104376684A CN 104376684 A CN104376684 A CN 104376684A CN 201410621330 A CN201410621330 A CN 201410621330A CN 104376684 A CN104376684 A CN 104376684A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T7/00—Brake-action initiating means
- B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
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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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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention discloses a monitoring system capable of preventing fatigue driving. The monitoring system capable of preventing fatigue driving comprises a heartbeat detection unit arranged on a safety belt and a respiratory rate detection unit arranged on a seat sleeve; the monitoring system further comprises a micro-control module, a data display unit, an alarm unit, a brake driving unit and an alarm lamp driving unit, wherein the data display unit, the alarm unit, the brake driving unit and the alarm lamp driving unit are connected with the micro-control module; the micro-control module further comprises a first parameter comparison unit, a first control unit, a second parameter comparison unit and a second control unit. The monitoring system is simple in structure and easy to implement; the fatigue degree can be automatically judged by detecting the heartbeat and the respiratory rate of a driver; the driver can be warned according to the fatigue degree, and harms caused by fatigue driving are effectively avoided; when the fatigue degree is serious, braking and parking are automatically controlled; meanwhile, an alarm lamp is started, the personal safety of the driver is protected to a certain degree.
Description
Technical field
The present invention relates to a kind of supervisory system, particularly relate to a kind of supervisory system preventing fatigue driving, belong to monitoring field.
Background technology
In recent years the traffic accident led to because of fatigue driving appears in the newspapers again and again, become " the stealthy killer " of traffic accident, not drunk driving, do not exceed the speed limit, not fatigue driving ... it should be every fundamental point of having taken the driver of driving license to note, but the impact that a lot of people realizes by " drinking little wine to have no relations, do not tire out, be not stranded ", think and oneself drive oneself to know situation most, at off one's guard, the step of accident has come silently.
The transportation development of China rapidly, thing followed road traffic accident is also in rising trend, data according to traffic department shows, the traffic hazard institute proportion caused due to fatigue driving is very large, the proportion accounting for especially big traffic hazard is larger, fatigue driving is as the main hidden danger that traffic hazard occurs, cause the concern of people, for fatigue driving, also there is the pick-up unit of many fatigue drivings, but the posture that the current pick-up unit used mainly detects driver head carries out the judgement of fatigue driving, pick-up unit needs to contact with driver head, affect the notice of driver, driver is not felt well, accelerate the speed of driver fatigue, add fatigue driving odds.
Fatigue driving makes tragedy again, the especially big passenger vehicle rear-end collision of 36 dead 3 wound that 8.26 Yan'an of causing a sensation throughout the country occur, further investigation reveals that, fatigue driving is suspected of accident " arch-criminal ", it is reported, the GPS record of passenger station, Huhehaote, driver information " fatigue driving warning " during passenger coach load GPS locating and displaying incident before meeting accident, and the incident time is on the occasion of 2-5 point in morning, should force to have a rest by routine long-distance bus drivers, do not open " blood-shot eye illness passenger vehicle ", unfortunate driver does not stop finishing, the generation finally bred a tragedy.
Such as application number is a kind of drowsy driving warning system of " 201210313411.7 ", comprise and be arranged on camera in car and detection control apparatus, the alarm speaker be provided with microprocessor in described detection control apparatus, being connected with microprocessor, camera is connected by connection with microprocessor, microprocessor is connected with central vehicle control system, and central vehicle control system can be used for the clamping device controlling automobile.Drowsy driving warning system is by the current state of the motion detection driver of driver eye, pick-up unit need not contact with driver head, do not affect the notice of driver, ensure that comfort level during driver, ensure that the safety of driver during fatigue driving.Although this invention extracts eye feature and full state by shooting facial image carry out analysis of fatigue contrast, not only there is the progressive space that error people's existence in accurate is very large.
And for example application number is a kind of anti-fatigue-driving system of " 201310177373.1 ", and it is connected with the horn device of vehicle, it is characterized in that, it comprises: image acquisition units, for gathering face's video information of driver, obtains human face photo wherein; Face feature extraction unit, for extracting the characteristic of driver's face image; Facial feature database, for storing the face image characteristic under driver's normal condition; Matching identification unit, compares the characteristic in the characteristic of described face feature extraction unit extraction and described facial feature database and identifies, if comparison result is inconsistent, sends a signal to horn device and blow a whistle.The anti-fatigue-driving system of this invention, utilize face recognition technology, the heartily state of taking before state during driver drives vehicle and driving is compared, if comparison result is inconsistent, sends a signal to horn device and blow a whistle, alerting driver will be had a rest adjustment state, the vehicle simultaneously reminding the pedestrian on side to travel is noted dodging, thus greatly reduces the traffic hazard because fatigue driving brings.Although this invention extracts eye feature and full state by shooting facial image carry out analysis of fatigue contrast, not only there is the progressive space that error people's existence in accurate is very large.
Summary of the invention
Technical matters to be solved by this invention provides a kind of supervisory system preventing fatigue driving for the deficiency of background technology, it can judge fatigue strength voluntarily by the heartbeat and respiratory rate detecting driver, remind driver according to degree of fatigue, efficiently avoid the harm that fatigue driving brings.
The present invention is for solving the problems of the technologies described above by the following technical solutions:
A kind of supervisory system preventing fatigue driving, comprise the heartbeat detection unit be arranged on securing band and the respiratory rate detecting unit be arranged on seat webbing, this system also comprises a micro-control module and connected data display unit, alarm unit, brake driver element, warning lamp driver element; Described micro-control module comprises the first parameter comparison unit, the first control module, the second parameter comparison unit and the second control module; Wherein,
Heartbeat detection unit, for detecting the heartbeat parameter of driver in real time;
Respiratory rate detecting unit, for detecting the respiratory rate parameter of driver in real time;
Display unit, for showing heartbeat and the respiratory rate parameter of heartbeat detection unit and the detection of respiratory rate detecting unit in real time;
First parameter comparison unit, for analyzing and processing is carried out in heartbeat and respiratory rate parameter, and then is sent to the first control module and the second parameter comparison unit by result;
First control module, for the signal sent according to the first parameter comparison unit, controls alarm unit and gives the alarm;
Second parameter comparison unit, for the signal sent according to the first parameter comparison unit, judges that whether driver is tired, if tired, then sends a signal to the second control module;
Second control module, for the signal sent according to the second parameters unit, controls vehicle deceleration by brake driver element and stops, control warning lamp work simultaneously by warning lamp driver element.
Prevent the further preferred version of the supervisory system of fatigue driving as the present invention is a kind of, described heartbeat detection unit and micro-control module are wireless connections.
Prevent the further preferred version of the supervisory system of fatigue driving as the present invention is a kind of, described micro-control module is AVR series monolithic.
Prevent the further preferred version of the supervisory system of fatigue driving as the present invention is a kind of, described data display unit is LCD display.
Prevent the further preferred version of the supervisory system of fatigue driving as the present invention is a kind of, described alarm unit is acousto-optic warning unit, and described acousto-optic warning unit comprises loudspeaker and a LED.
The present invention adopts above technical scheme compared with prior art, has following technique effect:
1, structure simple, be easy to realize;
2, fatigue strength can be judged voluntarily by the heartbeat and respiratory rate detecting driver, remind driver according to degree of fatigue, efficiently avoid the harm that fatigue driving brings;
3, can when degree of fatigue be serious, control brake voluntarily and stop, opening warn lamp, protects driver's personal safety to a certain extent simultaneously.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present invention.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail:
As shown in Figure 1, a kind of supervisory system preventing fatigue driving, comprise the heartbeat detection unit be arranged on securing band and the respiratory rate detecting unit be arranged on seat webbing, this system also comprises a micro-control module and connected data display unit, alarm unit, brake driver element, warning lamp driver element; Described micro-control module comprises the first parameter comparison unit, the first control module, the second parameter comparison unit and the second control module; Wherein,
Heartbeat detection unit, for detecting the heartbeat parameter of driver in real time;
Respiratory rate detecting unit, for detecting the respiratory rate parameter of driver in real time;
Display unit, for showing heartbeat and the respiratory rate parameter of heartbeat detection unit and the detection of respiratory rate detecting unit in real time;
First parameter comparison unit, for analyzing and processing is carried out in heartbeat and respiratory rate parameter, and then is sent to the first control module and the second parameter comparison unit by result;
First control module, for the signal sent according to the first parameter comparison unit, controls alarm unit and gives the alarm;
Second parameter comparison unit, for the signal sent according to the first parameter comparison unit, judges that whether driver is tired, if tired, then sends a signal to the second control module;
Second control module, for the signal sent according to the second parameters unit, controls vehicle deceleration by brake driver element and stops, control warning lamp work simultaneously by warning lamp driver element.
Wherein, described heartbeat detection unit and micro-control module are wireless connections, and described micro-control module is AVR series monolithic, and described data display unit is LCD display, described alarm unit is acousto-optic warning unit, and described acousto-optic warning unit comprises loudspeaker and a LED.
AVR single chip has prefetched instruction function, namely when an execution instruction, in advance next instruction is got into, and call instruction can be performed within a clock period; Multiple accumulator type, data processing speed is fast; AVR single chip has 32 general purpose working registers, and being equivalent to has 32 viaducts, can fast passing; Response time is fast.AVR single chip has multiple fixing interrupt vector entry address, can respond interruption fast; AVR single chip power consumption is low.For typical power consumption situation, be 100nA when WDT closes, be more suitable for battery powered application apparatus; Minimum 1.8 V of some devices get final product work; AVR single chip security performance is good.
This safety, with built-in sensors, can monitor driver's heartbeat.Automobile seat cover then can monitor the respiratory rate of driver.Micro-control module can analyze the data that securing band and seat webbing provide, and the sound that car noise and driver's normal activity produce is fallen in automatic fitration, and then judges whether driver to be ready falling asleep.
Now, this cover is by name can prevent the supervisory system of fatigue driving from can not only to sound alarm, prompting driver pulling over observing.But along with the development of automobile automatic technique, this cover system can also help car deceleration to stop.Be all at present much shooting eyeball judge fatigue strength, but due to the difformity of glasses and eyes, this monitoring camera system also needs further research.
HARKEN system just exploitation at present tackles one of numerous technology of fatigue driving.In September, 2013, Western Australia the Royal Automobile club once tested a kind of helmet, had 14 sensors above, can monitor cerebral function and the notice of driver.This helmet can monitor driver's blink rate, stares state, change mission frequency, brain activity level etc.Although it does not also put goods on the market, researchist claim brain scan can successfully confirm whether driver attention is concentrated.
During use, be positioned at safety with built-in sensors, driver's heartbeat can be monitored.Automobile seat cover then can monitor the respiratory rate of driver, heartbeat parameter and respiratory rate parameter can be obtained by detecting, these data are carried out gathering to micro-control module, micro-control module is by data analysis process, draw the fatigue strength of driver, following analysis is done: if slightly tired according to fatigue strength, then control alarm unit to give the alarm, remind driver to note slowing down and having a rest simultaneously, if detect that driver is extremely tired, control vehicle deceleration by controlling brake driver element control brake, simultaneously drive warning lamp remind after and side vehicle note keeping at a distance.
Above embodiment is only and technological thought of the present invention is described, can not limit protection scope of the present invention with this, and every technological thought proposed according to the present invention, any change that technical scheme basis is done, all falls within scope.By reference to the accompanying drawings embodiments of the present invention are explained in detail above, but the present invention is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, makes a variety of changes under can also or else departing from the prerequisite of present inventive concept.
Claims (5)
1. one kind can prevent the supervisory system of fatigue driving, it is characterized in that: comprise the heartbeat detection unit be arranged on securing band and the respiratory rate detecting unit be arranged on seat webbing, this system also comprises a micro-control module and connected data display unit, alarm unit, brake driver element, warning lamp driver element; Described micro-control module comprises the first parameter comparison unit, the first control module, the second parameter comparison unit and the second control module; Wherein,
Heartbeat detection unit, for detecting the heartbeat parameter of driver in real time;
Respiratory rate detecting unit, for detecting the respiratory rate parameter of driver in real time;
Display unit, for showing heartbeat and the respiratory rate parameter of heartbeat detection unit and the detection of respiratory rate detecting unit in real time;
First parameter comparison unit, for analyzing and processing is carried out in heartbeat and respiratory rate parameter, and then is sent to the first control module and the second parameter comparison unit by result;
First control module, for the signal sent according to the first parameter comparison unit, controls alarm unit and gives the alarm;
Second parameter comparison unit, for the signal sent according to the first parameter comparison unit, judges that whether driver is tired, if tired, then sends a signal to the second control module;
Second control module, for the signal sent according to the second parameters unit, controls vehicle deceleration by brake driver element and stops, control warning lamp work simultaneously by warning lamp driver element.
2. a kind of supervisory system preventing fatigue driving according to claim 1, is characterized in that: described heartbeat detection unit and micro-control module are wireless connections.
3. a kind of supervisory system preventing fatigue driving according to claim 1, is characterized in that: described micro-control module is AVR series monolithic.
4. a kind of supervisory system preventing fatigue driving according to claim 1, is characterized in that: described data display unit is LCD display.
5. a kind of supervisory system preventing fatigue driving according to claim 1, it is characterized in that: described alarm unit is acousto-optic warning unit, described acousto-optic warning unit comprises loudspeaker and a LED.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410621330.2A CN104376684A (en) | 2014-11-06 | 2014-11-06 | Monitoring system capable of preventing fatigue driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410621330.2A CN104376684A (en) | 2014-11-06 | 2014-11-06 | Monitoring system capable of preventing fatigue driving |
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| Publication Number | Publication Date |
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| CN104376684A true CN104376684A (en) | 2015-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410621330.2A Withdrawn CN104376684A (en) | 2014-11-06 | 2014-11-06 | Monitoring system capable of preventing fatigue driving |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106240422A (en) * | 2016-07-29 | 2016-12-21 | 北京新能源汽车股份有限公司 | Vehicle |
| CN106314437A (en) * | 2016-08-30 | 2017-01-11 | 宇龙计算机通信科技(深圳)有限公司 | Fatigue driving preventing device and method and intelligent bracelet |
| CN106725395A (en) * | 2017-03-22 | 2017-05-31 | 王浩宇 | Safety belt for vehicle and its method for early warning based on measurement heartbeat and respiratory rate |
| CN106875632A (en) * | 2017-03-10 | 2017-06-20 | 湖北文理学院 | Prevent the monitoring system and method for fatigue driving |
| CN106859644A (en) * | 2017-03-20 | 2017-06-20 | 重庆大学 | A kind of fatigue driving monitoring system and monitoring method based on brain wave |
| CN108639058A (en) * | 2018-07-03 | 2018-10-12 | 上海大众联合汽车改装有限公司 | A kind of driver's fatigue suggestion device and its working method |
| CN109598959A (en) * | 2017-09-30 | 2019-04-09 | 比亚迪股份有限公司 | Management method, device and the vehicle of vehicle operator |
-
2014
- 2014-11-06 CN CN201410621330.2A patent/CN104376684A/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106240422A (en) * | 2016-07-29 | 2016-12-21 | 北京新能源汽车股份有限公司 | Vehicle |
| CN106314437A (en) * | 2016-08-30 | 2017-01-11 | 宇龙计算机通信科技(深圳)有限公司 | Fatigue driving preventing device and method and intelligent bracelet |
| CN106875632A (en) * | 2017-03-10 | 2017-06-20 | 湖北文理学院 | Prevent the monitoring system and method for fatigue driving |
| CN106859644A (en) * | 2017-03-20 | 2017-06-20 | 重庆大学 | A kind of fatigue driving monitoring system and monitoring method based on brain wave |
| CN106725395A (en) * | 2017-03-22 | 2017-05-31 | 王浩宇 | Safety belt for vehicle and its method for early warning based on measurement heartbeat and respiratory rate |
| CN109598959A (en) * | 2017-09-30 | 2019-04-09 | 比亚迪股份有限公司 | Management method, device and the vehicle of vehicle operator |
| CN108639058A (en) * | 2018-07-03 | 2018-10-12 | 上海大众联合汽车改装有限公司 | A kind of driver's fatigue suggestion device and its working method |
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Application publication date: 20150225 |