CN107038435A - The infrared inductor of human fatigue when mitigating operation - Google Patents
The infrared inductor of human fatigue when mitigating operation Download PDFInfo
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- CN107038435A CN107038435A CN201710374535.9A CN201710374535A CN107038435A CN 107038435 A CN107038435 A CN 107038435A CN 201710374535 A CN201710374535 A CN 201710374535A CN 107038435 A CN107038435 A CN 107038435A
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- infrared
- user
- fatigue
- human fatigue
- face
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- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
-
- 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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Human Computer Interaction (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention discloses the infrared inductor of human fatigue when mitigating operation, including：Infrared light supply for launching from infrared light to user's face；Infrared camera for shooting user's face infrared image；Facial recognition modules for carrying out face recognition to facial infrared image, the identification method is higher than the independent point of threshold value for the brightness of collection infrared image；Control module for the signal an alert when the brightness change frequency of the independent point exceedes threshold value；For the ventilation unit when receiving alarm signal to being aerated at user；Audio amplifier for playing music at user when receiving alarm signal.The infrared inductor of human fatigue when the present invention mitigates operation, by setting said apparatus, realizes the monitoring to human fatigue, and effective alleviation is carried out to fatigue, it is not necessary to which user voluntarily judges the fatigue state of body, improves the security of driving.
Description
Technical field
The present invention relates to field of intelligent monitoring, and in particular to the infrared inductor of human fatigue when mitigating operation.
Background technology
Fatigue driving easily causes traffic accident, refers to driver after continuous driving for a long time, produce physiological function and
The imbalance of mental function, and in the phenomenon for driving efficiency decline objectively occur.Driver's poor sleeping quality or deficiency, for a long time
Vehicle is driven, fatigue easily occurs.Driving fatigue influence whether the attention of driver, sensation, consciousness, thinking, judgement, will,
The aspects such as decision and motion.Continue to drive vehicle after fatigue, sleepy drowsiness can be felt, weakness of limbs is absent minded, sentences
Cutting capacity declines, or even the memory of absent-minded or moment occurs and disappear, and appearance action is delayed or too early, when operation pauses or corrected
Between it is improper wait unsafe factor, easily occur road traffic accident.
Due to fatigue driving it is difficult to monitor so that it is difficult to use effective alleviation means to fatigue driving, it is mostly at present be
When driver itself feels fatigue, the means fatigue-relievings such as rest of getting off voluntarily are taken, this method depends on self of driver
Judge, lack security.
The content of the invention
The technical problems to be solved by the invention are due to that fatigue driving is difficult monitoring, so as to it is difficult to be used to fatigue driving
Effective to alleviate means, mostly at present is, when driver itself feels fatigue, voluntarily to take the means fatigue-relievings such as rest of getting off,
This method depends on the self judgment of driver, lacks security, it is therefore intended that human fatigue is infrared when providing mitigation operation
Induction installation, solves the above problems.
The present invention is achieved through the following technical solutions：
The infrared inductor of human fatigue when mitigating operation, including：For launching the red of infrared light to user's face
Outer light source；Infrared camera for shooting user's face infrared image；For carrying out face recognition to facial infrared image
Facial recognition modules, the identification method is higher than the independent point of threshold value for the brightness of collection infrared image；For in the independent point
Brightness change frequency exceed threshold value when signal an alert control module；For when receiving alarm signal to entering at user
The ventilation unit of row ventilation；Audio amplifier for playing music at user when receiving alarm signal.
In the prior art, due to fatigue driving it is difficult to monitor, so that it is difficult to use effective alleviation means to fatigue driving,
Mostly at present is, when driver itself feels fatigue, voluntarily to take the means fatigue-relievings such as rest of getting off, and this method is depended on and driven
The self judgment for the person of sailing, lacks security.When the present invention is applied, infrared light supply launches infrared light to user's face；It is infrared to take the photograph
As head shoots user's face infrared image；Facial recognition modules carry out face recognition, the identification method to facial infrared image
It is higher than the independent point of threshold value for collection infrared image brightness, because reflection of the eyes to infrared light of human face is the strongest,
So on user's face infrared image, eyes can show obvious brilliant white, and this brilliant white is due to by face production
Raw dark-coloured parcel, so independently of the brilliant white of external environment, this point is referred to as independent point；Subsequently control module is in institute
Signal an alert when the brightness change frequency for stating independent point exceedes threshold value, when user blinks, eyes institute under infrared light
The feature shown changes for brightness, and the brightness change of independent point is equivalent to having blinked an eyes, and user is tired
Hyperemia can occur for Lao Shi, eyes, for physiological demand, can accelerate the frequency of blink to lubricate eyeball, bright when independent point
When spending change frequency more than threshold value, that is, think user for fatigue state；Ventilation unit when receiving alarm signal to
It is aerated at family, so as to lift the oxygen content at user, alleviates the fatigue of body and brain in driving procedure, while sound
Case plays music at user, and the specially music of frequency effectively can carry out environment to fatigue.The present invention is above-mentioned by setting
Device, realizes the monitoring to human fatigue, and effective alleviation is carried out to fatigue, it is not necessary to which user voluntarily judges the tired of body
Labor state, improves the security of driving.
Further, the independent point is point of the infrared brightness less than threshold value at 0.5~2cm of the point.
Further, the independent point that the control module is additionally operable to be recognized according to facial recognition modules adjusts infrared light supply work(
Rate.
When the present invention is applied, ambient light brightness sometimes is excessively bright to cause independent point detection inaccurate, when control module hair
When the distribution of existing independent point changes, infrared light supply power is improved, so as to more accurately catch independent point, this hair is improved
Bright accuracy of detection.
Further, the ventilation unit uses cold wind blower fan.
When the present invention is applied, when user be in fatigue state under, ventilation unit to user at progress oxygenating, meanwhile, cold wind
User is stimulated, that improves user concentrates degree, effectively raises driving safety.
Further, the music uses frequency 250Hz~1KHz music.
When the present invention is applied, frequency 250Hz~1KHz music can be stimulated effectively user's brain, so that real
The purpose of existing fatigue-relieving.
The present invention compared with prior art, has the following advantages and advantages：
The infrared inductor of human fatigue, by setting said apparatus, is realized to user when the present invention mitigates operation
The monitoring of fatigue, and effective alleviation is carried out to fatigue, it is not necessary to user voluntarily judges the fatigue state of body, improves driving
Security.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is present system structural representation.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment and its explanation of the invention is only used for explaining the present invention, does not make
For limitation of the invention.
Embodiment
As shown in figure 1, the present invention mitigates the infrared inductor of human fatigue when operating, human fatigue when mitigating operation
Infrared inductor, including：Infrared light supply for launching from infrared light to user's face；For shooting the infrared figure of user's face
The infrared camera of picture；Facial recognition modules for carrying out face recognition to facial infrared image, the identification method is to adopt
Collect the independent point that infrared image brightness is higher than threshold value；For sending police when the brightness change frequency of the independent point exceedes threshold value
The control module for the number of notifying；For the ventilation unit when receiving alarm signal to being aerated at user；For receiving police
The audio amplifier of music is played during the number of notifying at user.The independent point is that infrared brightness is less than threshold value at 0.5~2cm of the point
Point.The independent point that the control module is additionally operable to be recognized according to facial recognition modules adjusts infrared light supply power.The ventilation
Device uses cold wind blower fan.The music uses frequency 250Hz~1KHz music.
When the present embodiment is implemented, control module is preferably Cortex-A7, and facial recognition modules are preferably PXA210, infrared
Light source launches infrared light to user's face；Infrared camera shoots user's face infrared image；Facial recognition modules are to face
Infrared image carries out face recognition, and the identification method is higher than the independent point of threshold value for the brightness of collection infrared image, due to people face
Reflection of the eyes in portion to infrared light is the strongest, so on user's face infrared image, eyes can show significantly
Brilliant white, and this brilliant white is due to the dark-coloured parcel produced by face, so independently of the brilliant white of external environment, it is this
Point is referred to as independent point；Subsequently control module sends alarm signal when the brightness change frequency of the independent point exceedes threshold value
Number, when user blinks, the feature that eyes are shown under infrared light changes for brightness, the brightness of an independent point
Change is equivalent to having blinked an eyes, and user is in fatigue, and hyperemia can occur for eyes, for physiological demand, can accelerate to blink
The frequency of eye when the brightness change frequency of independent point exceedes threshold value, that is, thinks user for fatigue so as to lubricate eyeball
State；Ventilation unit, to being aerated at user, so as to lift the oxygen content at user, is alleviated when receiving alarm signal
The fatigue of body and brain in driving procedure, while audio amplifier plays music at user, the specially music of frequency can be effective
Environment is carried out to fatigue.The present invention realizes the monitoring to human fatigue by setting said apparatus, and fatigue is carried out effective
Alleviation, it is not necessary to user voluntarily judges the fatigue state of body, improves the security of driving.Sometimes ambient light brightness
It is bright that independent point detection can be caused inaccurate, when control module finds that the distribution of independent point changes, improve infrared light supply work(
Rate, so as to more accurately catch independent point, improves the accuracy of detection of the present invention.When user is under fatigue state, divulge information
Device to carrying out oxygenating at user, meanwhile, cold wind is stimulated user, and raising user concentrates degree, effectively carries
High driving safety.Frequency 250Hz~1KHz music can be stimulated effectively user's brain, so as to realize that alleviation is tired
The purpose of labor.
Above-described embodiment, has been carried out further to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, should be understood that the embodiment that the foregoing is only the present invention, be not intended to limit the present invention
Protection domain, within the spirit and principles of the invention, any modification, equivalent substitution and improvements done etc. all should be included
Within protection scope of the present invention.
Claims (5)
1. the infrared inductor of human fatigue when mitigating operation, it is characterised in that including：
Infrared light supply for launching from infrared light to user's face；
Infrared camera for shooting user's face infrared image；
Facial recognition modules for carrying out face recognition to facial infrared image, the identification method is bright for collection infrared image
Independent point of the degree higher than threshold value；
Control module for the signal an alert when the brightness change frequency of the independent point exceedes threshold value；
For the ventilation unit when receiving alarm signal to being aerated at user；
Audio amplifier for playing music at user when receiving alarm signal.
2. the infrared inductor according to claim 1 for mitigating human fatigue when operating, it is characterised in that the independence
Point is point of the infrared brightness less than threshold value at 0.5~2cm of the point.
3. the infrared inductor according to claim 1 for mitigating human fatigue when operating, it is characterised in that the control
The independent point that module is additionally operable to be recognized according to facial recognition modules adjusts infrared light supply power.
4. the infrared inductor according to claim 1 for mitigating human fatigue when operating, it is characterised in that the ventilation
Device uses cold wind blower fan.
5. the infrared inductor according to claim 1 for mitigating human fatigue when operating, it is characterised in that the music
Using frequency 250Hz~1KHz music.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710374535.9A CN107038435A (en) | 2017-05-24 | 2017-05-24 | The infrared inductor of human fatigue when mitigating operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710374535.9A CN107038435A (en) | 2017-05-24 | 2017-05-24 | The infrared inductor of human fatigue when mitigating operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107038435A true CN107038435A (en) | 2017-08-11 |
Family
ID=59539744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710374535.9A Pending CN107038435A (en) | 2017-05-24 | 2017-05-24 | The infrared inductor of human fatigue when mitigating operation |
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| Country | Link |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003049967A1 (en) * | 2001-12-12 | 2003-06-19 | Deutsche Telekom Ag | Method and device for identifying the drowsiness of drivers of moving objects |
| CN101556728A (en) * | 2008-12-31 | 2009-10-14 | 上海市延安中学 | Drowse-proof device |
-
2017
- 2017-05-24 CN CN201710374535.9A patent/CN107038435A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003049967A1 (en) * | 2001-12-12 | 2003-06-19 | Deutsche Telekom Ag | Method and device for identifying the drowsiness of drivers of moving objects |
| CN101556728A (en) * | 2008-12-31 | 2009-10-14 | 上海市延安中学 | Drowse-proof device |
Non-Patent Citations (3)
| Title |
|---|
| 张寅: "《安全文化建设书系：交通安全知识》", 30 April 2013 * |
| 杜基赫: "疲劳驾驶检测系统的FPGA设计与硬件实现", 《中国优秀硕士学位论文全文数据库工程科技Ⅱ辑》 * |
| 王文浩: "汽车驾驶员疲劳预警系统设计与实现", 《中国优秀硕士学位论文全文数据库工程科技Ⅱ辑》 * |
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Application publication date: 20170811 |
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