CN101558998B - System for remote monitoring and prewarning of driving fatigue state based on multi-element network transmission - Google Patents
System for remote monitoring and prewarning of driving fatigue state based on multi-element network transmission Download PDFInfo
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- CN101558998B CN101558998B CN2009100793233A CN200910079323A CN101558998B CN 101558998 B CN101558998 B CN 101558998B CN 2009100793233 A CN2009100793233 A CN 2009100793233A CN 200910079323 A CN200910079323 A CN 200910079323A CN 101558998 B CN101558998 B CN 101558998B
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Abstract
The invention relates to a system for remote monitoring and prewarning of a fatigue state of a professional driver based on dual-card CDMA and GPRS and fiber network transmission, which belongs to thetechnical field of traffic safety. The system comprises an onboard wireless dual-card CDMA mobile video monitoring system, a professional driver video acquisition device, a fiber transmission system and a command monitoring prewarning system. Hardware device of the onboard wireless dual-card CDMA mobile video monitoring system consists of the dual-card CDMA, an integrative camera, an onboard display, an integrative host computer, an antenna, a control panel and an onboard GPS receiving mechanism. The professional driver video acquisition device realizes the acquisition of facial expressions of a professional driver. The command monitoring prewarning center comprises a remote monitoring host computer, monitoring management software, a video acquisition card, a monitoring and commanding large screen and the like. The system for remote monitoring and prewarning of the fatigue state aiming at driving habits and driving behaviors of the professional driver has the advantages of effectivelyavoiding accidents. Besides, the system has reasonable layout, convenient use and easy maintenance.
Description
Affiliated technical field
The present invention relates to the system for remote monitoring and prewarning of driving fatigue state of polynary network transmission, belong to the traffic safety studying technological domain.This system is applicable to the remote monitoring of professional driver's fatigue state and early warning, improves travel safety, gives full play to the important support effect of scientific and technical innovation to traffic insurance
Background technology
Kuomintang-Communist generation road traffic accident is 327209 in 2007, cause 81649 people's death, 380442 people injured, although compared all decline to some extent with 2006, but very more serious than still with developed country, particularly people's safety of life and property in the dead group of group that causes of the commerial vehicle particularly serious accident serious threat of hindering.Studies show that most of road traffic accidents are because people's (mainly being the driver), vehicle, road and traffic environment etc. cause in that the harmony of interior integrated system is unbalance, it is particularly outstanding that wherein professional driver drives factor.
The occupation driver degree of fatigue from shallow to being divided into different grades deeply.The professional driver who is in the different fatigue state has very big difference to the response characteristic of early warning information.Result of study shows, professional driver is in slight when tired, adopts suitable early warning means can help the driver to recover waking state again; Along with the intensification of degree of fatigue, the level that can recover will descend; After the driver enters degree of depth fatigue, then take which kind of means all to be difficult to make it restore to waking state.Therefore from the angle of accident prevention, " earlier detection, early warning, the early stage strick precaution " is very necessary.When but the driver was in slight fatigue state, various features were often very unobvious, were easy to cause mistake alert, and therefore slight tired accuracy of identification will be a difficult point problem.
The means of early warning mainly comprise audition, vision, olfactory sensation, sense of touch and vibratory stimulation etc.Various early warning means respectively have its pluses and minuses.For example acoustical signal obviously is better than visual signal aspect gripping one's attention, and does not increase driver's vision burden, but because the acoustical signal driver can't avoid, causes driver's boredom easily.Kantowitz has proposed the compatible model of stimulation-response, and this modelling has been described the relation between reacting such as stimulation such as vision and control action on the level of nesting of framework, rule and reaction tendency.
Japan's Nissan Motor corporation is developed a kind of system that can give the driver electronic warning of dozing off automatically, if driver's number of winks is too much, electronic alarm will send and ring, and spurts a kind of fragrance that contains refreshment materials such as Herba Menthae and Fructus Citri Limoniae to driver's cabin, eliminates driver's sleepiness.The system of the convenience-for-people company of Japan's computer exploitation is by being contained in the sniffer on the steering wheel, beat pulse when steering wheel is held in perception, judge healths such as driver's stress, nervous, absent minded, drowsiness, if surpass certain index, will sound by comprising, multiple modes such as jet gas, emission light, vibration seat give the alarm to the driver.The psychology lecturer Charles Spence of Oxford University studies show that the vibration-type caution device can make common traffic accident incidence rate reduce 15%; Tactile alert can be with driver's response speed raising 0.1 or 0.2s.The German Research personnel have invented a kind of glasses that have sensitive photoswitch.The driver on the way dozes off, and the automatic energized of photoswitch meeting in the glasses makes driver's light at the moment shinny, causes driver's vigilance.
Before the present invention, the research of driver's fatigue state monitoring and warning technology association area is at home mainly based on university, comprising Tsing-Hua University, Jilin University, China Agricultural University, Zhejiang University, Shandong University etc.The ZL200720020662.0 patent is the online early warning system of a kind of weariness working, does not have the remote monitoring warning function; Line in the ZL200620132022.4 patent or wireless transmission can not satisfy the mass data real-time transmission of information, and certain delay is arranged.
At present, at professional driver's fatigue state monitoring and early warning technology, mainly concentrate in the vehicle-mounted monitoring early warning, the remote monitoring early warning technology does not relate to, so the present invention is significant to the improvement of China's traffic safety status.
Summary of the invention
The present invention has overcome the defective and the deficiency of present vehicle-mounted monitoring and early warning technology, has realized the employing of the formulation of remote monitoring early warning strategy and pleasantization early warning means, method.On the basis of vehicle-mounted fatigue early warning system, at professional driver, set up fatigue state distant early warning monitoring system, it is compensated.
For reaching above target, primary and foremost purpose of the present invention provides the mobile video monitor system based on the two card of onboard wireless CDMA, in conjunction with campus area network's network, join by four network decoder and video server, realize the Internet visit: in wire transmission, by fibre optic transmission equipment, be linked on TV, DLP, the COMPUTER by matrix system, realize that monitoring video information shows.
The invention provides a kind of professional driver's video information collecting device, utilize vehicle-mounted light compensation facility, realize compensation, guarantee that the video image of gathering is clear professional driver's video information collection.
Another object of the present invention is to utilize the GPS receiver module, and vehicle-mounted early warning information receiving equipment is provided, and realizes distant early warning, formulates the early warning strategy, adopts pleasantization means and method.
The present invention is made up of the two card of onboard wireless CDMA mobile video monitor system, professional driver's video capture device, fibre optic transmission equipment and remote command monitoring and early warning center four parts.The two card of onboard wireless CDMA mobile video monitor system is made of hardware device (two card CDMA, integrated camera, Vehicular display device, integrated main frame, antenna and control panel, vehicle GPS receiver) and vehicle-mounted software.Occupation driver video capture device is realized the collection to professional driver's facial expression.Mobile video monitor system based on the two card of onboard wireless CDMA in conjunction with campus area network's network, joins by four network decoder and video server, realizes the Internet visit; In wire transmission, by fibre optic transmission equipment, be linked on TV, DLP, the COMPUTER by matrix system, realize that video information is presented on the monitoring large-size screen monitors at remote monitoring early warning center, the video information transmission is finished by fibre optic transmission equipment and Internet video codec.Remote command monitoring and early warning center is made up of a remote monitoring main frame, monitoring and control management software, video frequency collection card, control and command giant-screen.
The present invention is mainly used in professional driver's fatigue state remote monitoring study of warning in traffic safety field.The invention has the advantages that a kind of fatigue state remote monitoring early warning technology and system that is directed to professional driver's driving habits and driving behavior that created, realize that remote command monitoring and early warning center is to the true driving condition remote monitoring of professional driver, when tired state and dangerous situation appear in professional driver, remote command monitoring and early warning center can be given distant early warning information timely, and abrupt deceleration vehicle where necessary, avoid the generation of accident effectively, guarantee commerial vehicle and professional driver's safety, significantly improve the operation Transport Safety, give full play to the important support effect of scientific and technical innovation traffic insurance.
Native system is rationally distributed, compact conformation, and installation, easy to use is easy to safeguard.The present invention carries out grading forewarning system according to the classification of fatigue driving state, and the early warning strategy is perfect, and method for early warning is pleasant, and the early warning means are optimized, and improves early warning effectiveness and pleasant property.
Description of drawings
Below the present invention is described in further detail
Fig. 1 is the designed system for remote monitoring and prewarning topology diagram of the present invention.
Fig. 2 is the early warning transmission system structure chart that the present invention designs.
The specific embodiment
In Fig. 1, the on-the-spot real time video signals of camera acquisition receives on the CDMA cluster Video transmission system main frame by cable on the vehicle-mounted mobile platform.Camera video is through the video compression coding module compression of main frame, be transmitted into cdma network by the intelligent wireless communication terminal, video information is transferred to the Internet by the cdma wireless network again, utilize the VPDN technology to realize encryption function, be connected to the remote command monitoring and early warning center of computer network, remote command monitoring and early warning center control video server receives and the control front end is passed back video image and video recording.
Four network decoder link to each other with video server by LAN, and convert the digital video signal that video server transmits to analog video signal, are linked on TV, DLP, the COMPUTER by fiber-optic transfer and matrix system again.
In Fig. 2, use the GPS module to realize the early warning of remote monitoring, take short message and the method for early warning of making a phone call.When the monitor staff of remote monitoring center finds that the driver has tired sign or fatigue state occurs, can adopt pleasantization early warning mode to realize distant early warning according to tired grade, avoid the generation of accident.The vehicle GPS receiver receives the prompting of short message, and has voice that content of short message is play, and plays the effect of professional driver being carried out early warning.
Claims (3)
1. based on the system for remote monitoring and prewarning of driving fatigue state of polynary network transmission, it is made up of the two card of onboard wireless CDMA mobile video monitor system, professional driver's video capture device, fibre optic transmission equipment and remote command monitoring and early warning center four parts; It is characterized in that: remote command monitoring and early warning center obtains vehicle-mounted professional driver's mobile digital video signal by CDMA+Internet; Driver's fatigue state information is gathered by professional driver's video capture device, for guaranteeing the effect of described digital video signal, provides vehicle-mounted interior professional driver's image acquisition light filling facility, can carry out light filling to driver's monitoring according to the power of light; Digital video signal is transferred to Internet by the cdma wireless network; Remote command monitoring and early warning center control video server receives the digital video signal that transmits from Internet, four Internet video decoders link to each other with video server by LAN, and convert the digital video signal that video server transmits to analog video signal, be linked on TV, DLP, the COMPUTER by fibre optic transmission equipment and matrix system again; Remote command monitoring and early warning center sends early warning information for the vehicle GPS receiver, realizes the early warning of and precarious position tired to professional driver, guarantees traffic safety.
2. the system for remote monitoring and prewarning of driving fatigue state based on polynary network transmission according to claim 1 is characterized in that described professional driver's video capture device provides vehicle-mounted interior professional driver's image acquisition light filling facility; Take all factors into consideration cab space geometrical condition, mounting condition and test gained conclusion, determine three light filling point A, B, C, the A point is positioned at face's oblique upper of driver, and B point and C point lay respectively at driver's waist both sides, with the A point is key light light filling point, and B point, C point are auxilliary light light filling point; The A point is positioned at driver's camera position top; B point C point is in the same horizontal plane at under-dash; This light filling facility can carry out light filling to driver's monitoring according to the power of light, guarantees the effect of monitoring image.
3. the system for remote monitoring and prewarning of driving fatigue state based on polynary network transmission according to claim 1, it is characterized in that, monitoring and early warning is carried out at described remote command monitoring and early warning center, realize digital video signal compression transmission and in the reduction of remote command monitoring and early warning central host, the monitoring and control management software at remote command monitoring and early warning center is realized the management to monitoring and early warning by video frequency collection card and Internet video decoder; System for remote monitoring and prewarning of driving fatigue state uses the vehicle GPS receiver to realize the early warning of remote monitoring, takes short message and the method for the early warning of making a phone call; When the monitor staff at remote command monitoring and early warning center finds that the driver has tired sign or fatigue state occurs, can adopt pleasantization early warning mode to realize distant early warning according to tired grade, avoid the generation of accident.
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| CN2009100793233A CN101558998B (en) | 2009-03-06 | 2009-03-06 | System for remote monitoring and prewarning of driving fatigue state based on multi-element network transmission |
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| CN2009100793233A CN101558998B (en) | 2009-03-06 | 2009-03-06 | System for remote monitoring and prewarning of driving fatigue state based on multi-element network transmission |
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| CN101558998B true CN101558998B (en) | 2011-01-12 |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101719316B (en) * | 2009-12-25 | 2012-01-11 | 中国科学院武汉岩土力学研究所 | High-speed wireless real-time automatic road safety image monitoring and warning device and method |
| CN103054555A (en) * | 2012-12-28 | 2013-04-24 | 深圳市元征软件开发有限公司 | Vehicular human health detection apparatus and method |
| CN105528934A (en) * | 2016-02-19 | 2016-04-27 | 刘波 | Agricultural Internet-of-things greenhouse micro-teaching simulation equipment |
| CN106073712B (en) * | 2016-06-15 | 2019-08-30 | 南京理工大学 | Driving warning direction indicators cover device and signal detecting method based on heart physiological signal |
| CN107985193B (en) * | 2017-11-30 | 2021-06-04 | 江苏中天安驰科技有限公司 | Fatigue driving early warning system |
| CN108682120A (en) * | 2018-07-15 | 2018-10-19 | 合肥市智信汽车科技有限公司 | A kind of vehicle fatigue early warning device and method |
| CN111152653A (en) * | 2018-11-07 | 2020-05-15 | 行为科技(北京)有限公司 | Fatigue driving detection method based on multi-information fusion |
| CN110139032A (en) * | 2019-05-13 | 2019-08-16 | 深圳市丰巢科技有限公司 | Express delivery cabinet interactive approach, device, express delivery cabinet, server and storage medium |
| CN114834474A (en) * | 2022-06-07 | 2022-08-02 | 公安部第三研究所 | Active safety auxiliary driving system based on real-time state monitoring of driver |
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| CN2754929Y (en) * | 2004-07-05 | 2006-02-01 | 福建省天通电讯科技有限公司 | Long-range monitor of fatigue drive and overload transportation for bus |
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