CN109907755A - A kind of fatigue driving monitoring and interfering system based on BCI - Google Patents
A kind of fatigue driving monitoring and interfering system based on BCI Download PDFInfo
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- CN109907755A CN109907755A CN201910342092.4A CN201910342092A CN109907755A CN 109907755 A CN109907755 A CN 109907755A CN 201910342092 A CN201910342092 A CN 201910342092A CN 109907755 A CN109907755 A CN 109907755A
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Abstract
The fatigue driving monitoring and interfering system that the present invention provides a kind of based on BCI, for monitoring the driving condition of driver, and it is reminded when fatigue state occurs in driver, comprising: electroencephalogramsignal signal acquisition module, for acquiring the EEG signals of driver in motion；EEG Processing module is communicated to connect with electroencephalogramsignal signal acquisition module, has the BCI brain-computer interface platform and USB output end for signal processing；Signal Bluetooth communication modules are controlled, connect with EEG Processing module and are forwarded the control signal that processing obtains；Single chip control module is judged according to control signal and generates control instruction；Driver's reminding module is electrically connected with single-chip microcontroller, there is voice prompting component, spray module, electro photoluminescence component and indicating mode to select component, and control each component to be acted accordingly by single-chip microcontroller；And the bluetooth module circuit and single-chip microcontroller being equipped in power supply, with control signal Bluetooth communication modules are electrically connected.
Description
Technical field
The present invention relates to a kind of fatigue driving monitoring and interfering systems, and in particular to a kind of fatigue driving prison based on BCI
Survey and interfering system.
Background technique
With the development of the social economy, the increasing number of the improvement of people's living standards, vehicle and driver, traffic peace
Full problem becomes especially prominent, and fatigue driving is to cause one of main reason of traffic accidents, because fatigue driving is drawn
The traffic accident incidence risen rises year by year, therefore becomes particularly important to the driving condition of driver progress effectively monitoring.
There are mainly two types of one is capture face or eye by camera for driver's driving condition detection method at present
Information handled, and then judge the driving condition of driver.Shadow of the such methods vulnerable to light and driver's subjective emotion
It rings to reduce accuracy rate；Another kind is to judge the driving shape of driver by acquiring the physiological signals such as the brain electricity of driver
State, the acquisition and processing of signal are mostly what substep timesharing carried out, reduce the processing efficiency of signal, the reality of signal to a certain extent
When property is poor.Prompted in addition, carrying out prompt to driver and commonly using single audible alarm, different people to the susceptibility of sound not
Together, cause part driver that cannot regain consciousness in time.
Summary of the invention
The present invention is to carry out to solve the above-mentioned problems, and it is an object of the present invention to provide a kind of fatigue driving prison based on BCI
Survey and interfering system.
The fatigue driving monitoring and interfering system that the present invention provides a kind of based on BCI, for monitoring the driving of driver
State, and reminded when fatigue state occurs in driver, it has the feature that, comprising: electroencephalogramsignal signal acquisition module is used
In the EEG signals of acquisition driver in the process of moving in real time；EEG Processing module, it is logical with electroencephalogramsignal signal acquisition module
Letter connection, have for receive EEG signals and by EEG Processing be control signal BCI brain-computer interface platform and with
The USB output end for being used for transmission control signal of BCI brain-computer interface platform connection；Signal Bluetooth communication modules are controlled, USB is passed through
Output end is connect with EEG Processing module, is transmitted for receiving control signal, and by control signal by bluetooth；It is single
Piece machine control module receives control signal with control signal Bluetooth communication modules bluetooth connection, including for carrying out intelligent control
The single-chip microcontroller of system and the crystal oscillating circuit for single-chip microcontroller timing connecting with single-chip microcontroller, single-chip microcontroller judge according to control signal
The driving condition of driver simultaneously generates control instruction；Driver's reminding module is electrically connected with single-chip microcontroller, has voice prompting group
Part, spray module, electro photoluminescence component and indicating mode select component, and by single-chip microcontroller to various components controlled come into
The corresponding movement of row；And the bluetooth module circuit and monolithic being equipped in power supply, with control signal Bluetooth communication modules are electromechanical
Property connection, for powering, wherein in BCI brain-computer interface platform have for carrying out the operating assembly of system configuration adjustment, being used for
It receives the data acquisition component of EEG signals and EEG signals is filtered, the signal processing of feature extraction and signal conversion
Component and the user's application component transmitted outward for the control signal after converting.
In the fatigue driving monitoring and interfering system provided by the invention based on BCI, it can also have the following features:
Wherein, voice prompting assembly circuit corresponding with voice prompting component and spray module pair are additionally provided in driver's reminding module
The corresponding electro photoluminescence assembly circuit of the spray module circuit and electro photoluminescence component answered and corresponding with indicating mode selection component
Indicating mode selection circuit, single-chip microcontroller and voice prompting assembly circuit, spray module circuit and electro photoluminescence assembly circuit are electrical
It connects and passes through circuit and various components are controlled.
In the fatigue driving monitoring and interfering system provided by the invention based on BCI, it can also have the following features:
Wherein, user's application component is UDP oracle listener.
The action and effect of invention
Fatigue driving monitoring and interfering system involved according to the present invention based on BCI, because of EEG Processing mould
There is BCI brain-computer interface platform in block, there is in the BCI brain-computer interface platform data acquisition component and signal processing component to come pair
EEG signals carry out receiving and processing conversion, the progress so that reception and processing of EEG signals gather together, so that letter
Number short processing time, improves the processing efficiency of signal, has good real-time；Because having language in driver's reminding module
Sound prompts component, spray module, electro photoluminescence component and indicating mode to select component, and passes through the list in single chip control module
Piece machine controls the corresponding circuit of various components to realize voice prompting, water spray stimulation and three kinds of prompting moulds of electro photoluminescence
Formula, and indicating mode can be selected according to the difference of demands of individuals and habit, so, so that reminding selection more more
Sample, it is more humane.Therefore, the processing of EEG signals is imitated in the fatigue driving monitoring and interfering system of the invention based on BCI
Rate is high, can effectively be monitored in real time to the driving status of driver, and can be when monitoring driver fatigue, multiplicity
Driver is reminded.
Detailed description of the invention
Fig. 1 is the system structure diagram of the fatigue driving monitoring and interfering system based on BCI in the embodiment of the present invention；
Fig. 2 is the system structure diagram of the BCI brain-computer interface platform in the embodiment of the present invention；
Fig. 3 is the theory structure schematic diagram that single-chip microcontroller is controlled in the embodiment of the present invention；
Fig. 4 is the work flow diagram of the fatigue driving monitoring and interfering system in the embodiment of the present invention based on BCI.
Specific embodiment
In order to which the technological means for realizing the present invention is easy to understand with effect, with reference to embodiments and attached drawing is to this
Invention is specifically addressed.
<embodiment>
Fig. 1 is the system structure diagram of the fatigue driving monitoring and interfering system based on BCI in the embodiment of the present invention.
As shown in Figure 1, the fatigue driving monitoring based on BCI and interfering system 100 of the present embodiment, for monitoring driver
Driving condition, and reminded when fatigue state occurs in driver, including at electroencephalogramsignal signal acquisition module 10, EEG signals
Manage module 20, control signal Bluetooth communication modules 30, single chip control module 40, driver's reminding module 50 and power supply 60.
Electroencephalogramsignal signal acquisition module 10 for acquiring the EEG signals of driver in the process of moving in real time.
EEG Processing module 20 and electroencephalogramsignal signal acquisition module 10 communicate to connect, and have for receiving EEG signals simultaneously
It is to control the BCI brain-computer interface platform 21 of signal and be used for what BCI brain-computer interface platform 21 was connect by EEG Processing
The USB output end 22 of transmission of control signals.
Fig. 2 is the system structure diagram of the BCI brain-computer interface platform in the embodiment of the present invention.
As shown in Fig. 2, there is the operating assembly 211 for carrying out system configuration adjustment in BCI brain-computer interface platform 21, use
In the data acquisition component 212 for receiving EEG signals and EEG signals are filtered, the letter of feature extraction and signal conversion
Number processing component 213 and the user's application component 214 transmitted outward for the control signal after converting.
Operating assembly 211 is used to be adjusted system configuration and control system configuration initialization.
In the present embodiment, BCI brain-computer interface platform 21 is BCI2000 brain-computer interface platform.
User's application component 214 is UDP oracle listener.
Control signal Bluetooth communication modules 30 are connect by USB output end 22 with EEG Processing module 20, for connecing
Control signal is received, and control signal is transmitted by bluetooth.
Single chip control module 40 and control 30 bluetooth connection of signal Bluetooth communication modules receive control signal, including with
In the crystal oscillating circuit 42 for 41 timing of single-chip microcontroller for carrying out the single-chip microcontroller 41 of intelligent control and being connect with single-chip microcontroller 41, monolithic
Machine 41 to judge the driving condition of driver and generates control instruction according to control signal.
Single-chip microcontroller 41 according to control signal value and setting value range to driver whether fatigue judges.
Driver's reminding module 50 is electrically connected with single-chip microcontroller 41, has voice prompting component 51, spray module 52, electricity
It stimulates component 53 and indicating mode to select component 54, and various components is controlled by single-chip microcontroller 41 to carry out accordingly
Movement.
Indicating mode selection component 54 is for selecting indicating mode.
Fig. 3 is the theory structure schematic diagram that single-chip microcontroller is controlled in the embodiment of the present invention.
As shown in figure 3, being additionally provided with voice prompting component corresponding with voice prompting component 51 in driver's reminding module 50
Circuit 511 and the corresponding spray module circuit 521 of spray module 52, electro photoluminescence assembly circuit corresponding with electro photoluminescence component 53
531 and with the corresponding indicating mode selection circuit 541 of indicating mode selection component 54.
The 30 bluetooth module circuits 31 being equipped with electrically connect with power supply 60 in single-chip microcontroller 41 and control signal Bluetooth communication modules
It connects.
In the present embodiment, the voltage that power supply 60 provides is 5V.
In the present embodiment, single-chip microcontroller 41 is STC89C52 single chip, single-chip microcontroller 41 and voice prompting assembly circuit 511, spray
Water assembly circuit 521 and electro photoluminescence assembly circuit 531 be electrically connected and according to the control instruction of generation come to various components into
Row control, and single-chip microcontroller 41 is electrically connected to control control signal Bluetooth communication modules 30 with bluetooth module 31, crystal oscillator
Circuit 42 is connect with single-chip microcontroller 41, for realizing the clocking capability of single-chip microcontroller 41.
Fig. 4 is the work flow diagram of the fatigue driving monitoring and interfering system in the embodiment of the present invention based on BCI.
As shown in figure 4, the workflow of the fatigue driving monitoring and interfering system 100 based on BCI of the present embodiment includes
Following steps:
Step 1, car engine；
Step 2, electroencephalogramsignal signal acquisition module 10 starts to carry out eeg signal acquisition, and the EEG signals of acquisition are driver's row
Real-time EEG signals during sailing, the EEG signals of acquisition are sent to EEG Processing module 20；
Step 3, EEG Processing module 20 carries out signal processing, and EEG signals are changed into control after signal processing
Signal, and control signal is transferred to control signal Bluetooth communication modules 30；
Step 4, control signal is transmitted to single chip control module 40 again by control signal Bluetooth communication modules 30；
Step 5, single-chip microcontroller 41 according to control signal value and setting value range to driver whether fatigue carry out
Judgement；
Step 6, the return step 2 if driver is not in fatigue state continues acquisition EEG signals and is monitored, if sentencing
It is in a state of fatigue to determine driver, enters step 7；
Step 7, control driver's reminding module 70 works, and is mentioned according to the alerting pattern being previously set to driver
It wakes up.
The action and effect of embodiment
Fatigue driving monitoring and interfering system according to involved in the present embodiment based on BCI, because of EEG Processing
There is BCI brain-computer interface platform in module, there is data acquisition component and signal processing component to come in the BCI brain-computer interface platform
EEG signals are carried out to receive and process conversion, the progress so that reception and processing of EEG signals gather together, so that
Signal processing time is short, improves the processing efficiency of signal, has good real-time；Because having in driver's reminding module
Voice prompting component, spray module, electro photoluminescence component and indicating mode select component, and by single chip control module
Single-chip microcontroller controls the corresponding circuit of various components to realize voice prompting, water spray stimulation and three kinds of prompting moulds of electro photoluminescence
Formula, and indicating mode can be selected according to the difference of demands of individuals and habit, so, so that reminding selection more more
Sample, it is more humane.Therefore, the processing of fatigue driving monitoring and interfering system to EEG signals based on BCI of the present embodiment
It is high-efficient, effectively the driving status of driver can be monitored in real time, and can be more when monitoring driver fatigue
Sample reminds driver.
Above embodiment is preferred case of the invention, the protection scope being not intended to limit the invention.
Claims (3)
1. a kind of fatigue driving monitoring and interfering system based on BCI, for monitoring the driving condition of driver, and in driver
Occur being reminded when fatigue state characterized by comprising
Electroencephalogramsignal signal acquisition module, for acquiring the EEG signals of driver in the process of moving in real time；
EEG Processing module is communicated to connect with the electroencephalogramsignal signal acquisition module, is had for receiving the EEG signals
It and by the EEG Processing is to control the BCI brain-computer interface platform of signal and connect with the BCI brain-computer interface platform
Be used for transmission it is described control signal USB output end；
Signal Bluetooth communication modules are controlled, are connect by the USB output end with the EEG Processing module, for receiving
The control signal, and the control signal is transmitted by bluetooth；
Single chip control module receives the control signal with the control signal Bluetooth communication modules bluetooth connection, including
The crystal oscillating circuit for the single-chip microcontroller timing for carrying out the single-chip microcontroller of intelligent control and being connect with the single-chip microcontroller, institute
It states single-chip microcontroller and control instruction to judge the driving condition of driver and is generated according to the control signal；
Driver's reminding module is electrically connected with the single-chip microcontroller, has voice prompting component, spray module, electro photoluminescence component
And indicating mode selects component, and is controlled various components by the single-chip microcontroller to be acted accordingly；And
The bluetooth module circuit and the single-chip microcontroller being equipped in power supply, with the control signal Bluetooth communication modules electrically connect
It connects, for powering,
Wherein, there is operating assembly for carrying out system configuration adjustment, described for receiving in the BCI brain-computer interface platform
The data acquisition component of EEG signals and the EEG signals are filtered, feature extraction and signal conversion signal processing
Component and for by user's application component for transmitting outward of the control signal after conversion.
2. the fatigue driving monitoring and interfering system according to claim 1 based on BCI, it is characterised in that:
Wherein, be additionally provided in driver's reminding module voice prompting assembly circuit corresponding with the voice prompting component,
And the corresponding spray module circuit of the spray module, electro photoluminescence assembly circuit corresponding with the electro photoluminescence component and with institute
State the corresponding indicating mode selection circuit of indicating mode selection component, the single-chip microcontroller and the voice prompting assembly circuit, institute
It states spray module circuit and the electro photoluminescence assembly circuit is electrically connected and passes through circuit and controls various components.
3. the fatigue driving monitoring and interfering system according to claim 1 based on BCI, it is characterised in that:
Wherein, user's application component is UDP oracle listener.
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| CN201910342092.4A CN109907755A (en) | 2019-04-26 | 2019-04-26 | A kind of fatigue driving monitoring and interfering system based on BCI |
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| CN201910342092.4A CN109907755A (en) | 2019-04-26 | 2019-04-26 | A kind of fatigue driving monitoring and interfering system based on BCI |
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| CN2891967Y (en) * | 2006-04-21 | 2007-04-25 | 北京易飞华通科技开发有限公司 | Driver's fatigue driving monitoring and feedback stimulating instrument |
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