CN111105595A - Fatigue driving awakening system - Google Patents
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- CN111105595A CN111105595A CN201811274777.1A CN201811274777A CN111105595A CN 111105595 A CN111105595 A CN 111105595A CN 201811274777 A CN201811274777 A CN 201811274777A CN 111105595 A CN111105595 A CN 111105595A
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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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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M21/00—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis
- A61M21/02—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis for inducing sleep or relaxation, e.g. by direct nerve stimulation, hypnosis, analgesia
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- A61M21/00—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis
- A61M2021/0005—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus
- A61M2021/0055—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus with electric or electro-magnetic fields
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61M21/00—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis
- A61M2021/0005—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus
- A61M2021/0077—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus with application of chemical or pharmacological stimulus
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M21/00—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis
- A61M2021/0005—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus
- A61M2021/0083—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus especially for waking up
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Abstract
The invention discloses a fatigue driving awakening system which comprises a core controller, a physical contact awakening module and a gas stimulation awakening module, wherein the physical contact awakening module and the gas stimulation awakening module are connected with the core controller; the core controller is used for determining a corresponding physical contact awakening strategy and a gas stimulation awakening strategy according to the fatigue grade of the driver and a preset optimal awakening strategy table, and respectively driving the physical contact awakening module and the gas stimulation awakening module according to control signals correspondingly generated by the determined physical contact awakening strategy and the gas stimulation awakening strategy; the physical contact awakening module comprises a plurality of electrical contact probes arranged at a first preset position and is used for selectively triggering the electrical contact probes at corresponding positions according to received control signals; the gas stimulation awakening module comprises a plurality of containers for storing different gases and is used for selectively ejecting corresponding gases according to the received control signals. The invention can stimulate the driver to keep the driver awake, thereby effectively preventing the driving fatigue.
Description
Technical Field
The invention relates to the field of seat comfort systems and driving assistance systems, in particular to a fatigue driving awakening system.
Background
The driving fatigue is a normal reaction of human body physiological functions, factors causing the driving fatigue are various, and the main reason is that a driver drives continuously for a long time, the action is limited, the blood circulation is not smooth, the limb fatigue is caused, the mental fatigue is caused by high concentration of attention, unsafe factors such as delayed or early action, operation pause or improper correction time and the like can occur in serious conditions, and traffic accidents are easy to occur, and the personal safety and the property safety are damaged.
In order to reduce traffic accidents caused by fatigue driving and ensure driving safety, the prior art mainly adopts an active prevention method to avoid fatigue driving, for example, the prior art provides a fatigue driving prevention massage device, a massage execution device is arranged at the rear part of a driver seat, and driving fatigue of a driver can be effectively prevented and relieved by continuously massaging and stimulating the back muscle of the driver according to the set time and intensity of the driver.
However, the vibration position of the massage execution device is selected in consideration of the massage function, the region most sensitive to the body of the driver cannot be selected, and the vibration strength of the massage execution device is limited by the motor size, cost, massage requirement and other factors, so that the reminding effect is limited.
Disclosure of Invention
The technical problem to be solved by the embodiments of the present invention is to provide a fatigue driving wake-up system, which can stimulate a driver to keep the driver awake, thereby effectively preventing driving fatigue.
In order to solve the technical problem, an embodiment of the present invention provides a fatigue driving awakening system, including a core controller, a physical contact awakening module and a gas stimulation awakening module, which are respectively connected to the core controller; wherein the content of the first and second substances,
the core controller is used for determining a corresponding physical contact awakening strategy and a gas stimulation awakening strategy according to the fatigue grade of the driver and a preset optimal awakening strategy table; the core controller is further used for correspondingly generating control signals according to the determined physical contact awakening strategy and the gas stimulation awakening strategy to respectively drive the physical contact awakening module and the gas stimulation awakening module;
the physical contact awakening module comprises a plurality of electrical contact probes arranged at a first preset position; the physical contact awakening module is used for selectively triggering the electric contact probe at the corresponding position according to the received control signal;
the gas stimulation awakening module comprises a plurality of containers for storing different gases; the gas stimulation awakening module is used for selectively ejecting corresponding gas according to the received control signal.
Further, the core controller is also used for receiving and recording the driving fatigue information, the physical state information and the mental state information of the driver, and evaluating the fatigue level of the driver according to at least the driving fatigue information, the physical state information and the mental state information.
Further, the optimal wake-up strategy table is generated by the core controller in advance according to historical driving fatigue information, physical state information, mental state information, used wake-up strategies and corresponding wake-up effects of the driver in different time periods.
Further, the core controller is further configured to record the physical contact wake-up policy, the gas stimulation wake-up policy, and a corresponding wake-up effect, and update the optimal wake-up policy table according to the wake-up effect.
Furthermore, the physical contact wake-up module further comprises a power supply unit, a voltage conversion unit, a programmable electrical signal generator and an output protection unit;
the power supply unit is connected with the programmable electric signal generator through the voltage conversion unit;
the programmable electric signal generator is connected with the electric contact probe through the output protection unit;
the voltage conversion unit is used for performing voltage conversion on the voltage provided by the power supply unit to obtain a converted voltage;
the programmable electric signal generator is used for receiving a control signal sent by the core controller through a communication bus, and generating a corresponding driving signal according to the control signal and the converted voltage so as to selectively trigger an electric contact probe at a corresponding position according to the driving signal;
the output protection unit is used for protecting the driving signal;
the electric contact probe is used for outputting current; the electrical contact probe is mounted on the driver seat at the first predetermined location.
Further, the first preset position includes at least a position of the driver's seat corresponding to the shoulder, middle of back and waist of the driver.
Further, the physical contact wake-up strategy includes the position, number of triggered electrical contact probes and the intensity level of the output current; the current output by each electric contact probe comprises a plurality of intensity grades, and different intensity grades correspond to different multiples of standard current intensity.
Further, the intensity levels include a first intensity level, a second intensity level, and a third intensity level; the first intensity level corresponds to the standard amperage, the second intensity level corresponds to 1.5 times the standard amperage, and the third intensity level corresponds to 2.5 times the standard amperage.
Furthermore, the gas stimulation wake-up module also comprises an electronic pump driving unit, an electronic pump, a pipeline multiplexer and a spray head;
the electronic pump driving unit is connected with the spray head through the electronic pump;
the electronic pump is connected with the container through the pipeline multiplexer;
the electronic pump driving unit is used for receiving a control signal sent by the core controller through a communication bus and generating a corresponding driving signal according to the control signal;
the electronic pump is used for pumping different gases from different containers through the pipeline multiplexer according to the driving signal;
the spray head is used for spraying gas; the spray head is mounted at a second preset position on the driving seat.
Further, the second preset position includes at least both sides of a headrest of the driving seat.
Further, the gas stimulation wake-up strategy comprises a scent type and a dose level of the emitted gas; the dose sprayed by the gas of each odor type comprises a plurality of dose grades, and different dose grades correspond to standard doses of different multiples.
Further, the dose levels include a first dose level, a second dose level, and a third dose level; the first dose level corresponds to the standard dose, the second dose level corresponds to 2 times the standard dose, and the third dose level corresponds to 3 times the standard dose.
Further, the system also comprises a key module connected with the core controller; the key module is used for receiving key operation of a driver and generating corresponding key information; the core controller is further used for judging whether to stop the key operation at least according to the driving fatigue information, the physical state information, the mental state information and the key information.
Further, the core controller is further configured to, when it is determined that the key operation is not to be prevented, generate control information corresponding to the key information and control the physical contact wake-up module and the gas stimulation wake-up module to perform corresponding processing, respectively.
Compared with the prior art, the embodiment of the invention provides a fatigue driving awakening system, which determines a corresponding physical contact awakening strategy and a gas stimulation awakening strategy according to the fatigue grade of a driver and a preset optimal awakening strategy table through a core controller, selects and triggers an electrical contact probe at a corresponding position according to the determined physical contact awakening strategy through a physical contact awakening module, and selects and sprays corresponding gas according to the determined gas stimulation awakening strategy through the gas stimulation awakening module, so that the driver can be stimulated, the driver can be kept awake, and the driving fatigue is effectively prevented.
Drawings
Fig. 1 is a block diagram of a fatigue driving wake-up system according to embodiment 1 of the present invention;
fig. 2 is a block diagram of a fatigue driving awakening system provided in embodiment 2 of the present invention;
fig. 3 is a block diagram of a fatigue driving wake-up system according to embodiment 3 of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1, it is a block diagram of a fatigue driving wake-up system according to embodiment 1 of the present invention, where the system includes a core controller 10, a physical contact wake-up module 20 and a gas stimulation wake-up module 30, which are respectively connected to the core controller 10; wherein the content of the first and second substances,
the core controller 10 is configured to determine a corresponding physical contact wake-up strategy and a gas stimulation wake-up strategy according to a fatigue level of a driver and a preset optimal wake-up strategy table; the core controller 10 is further configured to generate control signals according to the determined physical contact wake-up strategy and the determined gas stimulation wake-up strategy to drive the physical contact wake-up module 20 and the gas stimulation wake-up module 30, respectively;
the physical contact wake-up module 20 comprises a plurality of electrical contact probes 201 installed at a first preset position; the physical contact wake-up module 20 is configured to selectively trigger the electrical contact probe 201 at the corresponding position according to the received control signal;
the gas stimulation wake-up module 30 comprises a plurality of containers 301 for storing different gases; the gas stimulation wake-up module 30 is configured to selectively eject corresponding gas according to the received control signal.
Specifically, the core controller is respectively connected and communicated with the physical contact awakening module and the gas stimulation awakening module through an internal communication bus of the system; in the running process of a vehicle, a core controller determines an optimal awakening strategy corresponding to the current fatigue grade according to the fatigue grade of a driver and a preset optimal awakening strategy table, wherein the optimal awakening strategy comprises a physical contact awakening strategy and a gas stimulation awakening strategy; the core controller generates a corresponding control signal according to the determined physical contact awakening strategy and sends the control signal to the physical contact awakening module to drive the physical contact awakening module, and generates a corresponding control signal according to the determined gas stimulation awakening strategy and sends the control signal to the gas stimulation awakening module to drive the gas stimulation awakening module; the physical contact awakening module comprises a plurality of electrical contact probes arranged at set positions, and the physical contact awakening module selectively triggers the electrical contact probes at different positions according to a received control signal sent by the core controller; the gas stimulation awakening module comprises a plurality of containers for storing different gases (such as liquefied gases with different smells), and the gas stimulation awakening module selectively sprays different gases according to a received control signal sent by the core controller.
The fatigue driving awakening system provided by the embodiment of the invention determines the corresponding physical contact awakening strategy and gas stimulation awakening strategy through the core controller according to the fatigue grade of the driver and the preset optimal awakening strategy table, selecting and triggering the electric contact probe at the corresponding position according to the determined physical contact awakening strategy through the physical contact awakening module, selecting to spray the gas with corresponding smell according to the determined gas stimulation awakening strategy through the gas stimulation awakening module, the driver is stimulated by the double-insurance awakening scheme executed by the physical contact awakening module and the gas stimulated awakening module, so that the driver can keep awake, thereby effectively preventing driving fatigue, simultaneously ensuring that a driver falling into sleep due to the driving fatigue is awakened, therefore, the driver who falls into sleep due to driving fatigue can be effectively awakened, and the probability of traffic accidents caused by fatigue driving is greatly reduced.
In a preferred embodiment, the core controller is further configured to receive and record driving fatigue information, physical state information and mental state information of the driver, and estimate the fatigue level of the driver according to at least the driving fatigue information, the physical state information and the mental state information.
Specifically, the core controller is connected and communicated with a driving assistance system, a driver fatigue detection system and the like through a CAN bus network, receives and records driving fatigue information, physical state information and mental state information of the driver, and accordingly evaluates the fatigue level of the driver according to the driving fatigue information, the physical state information and the mental state information of the driver.
The core controller receives the driver fatigue information sent by the driver fatigue detection system, records the driver fatigue level if the fatigue information marks the driver fatigue level, and assists to judge the driver fatigue level through other information if the fatigue information does not mark the driver fatigue level; for example, according to the driving duration, the frequency and the times of receiving fatigue information of the driver, the record of awakening operation in the driving, the body state information of the driver, the externally transmitted fatigue level and other data, the mental state of the driver is calculated, and the corresponding fatigue level is evaluated; in addition, the body state information of the driver can be obtained through real-time detection, and can also be obtained through historical records or uploading by the driver.
In another preferred embodiment, the optimal wake-up policy table is generated by the core controller in advance according to historical driving fatigue information, physical state information, mental state information, used wake-up policies and corresponding wake-up effects of the driver at different time periods.
Specifically, the core controller maintains an optimal wake-up policy table in advance, the core controller obtains the optimal wake-up policy table by learning driving fatigue information, physical state information, mental state information, used wake-up policies and corresponding wake-up effects of a driver in different time periods, and the optimal wake-up policy table at least comprises driving habits and mental state rules of the driver, the optimal wake-up policy in each time period and other information.
It can be understood that the core controller can judge the optimal awakening strategy to be adopted currently according to the current fatigue level, the physical state information, the mental state information and the optimal awakening strategy table of the driver and by combining the driving habits and the mental state rules of the driver.
The core controller has certain tacticity for starting the physical contact awakening module and the gas stimulation awakening module, and the time length for the awakened driver to keep awake is calculated according to the fatigue information of the driver, the frequency of receiving fatigue grade signals, historical awakening records in the historical records, the times of fatigue of the driver during each past driving in the current time period, the physical state information of the driver, the self-learned mental state rule information of the driver and the like, so that the starting sequence and the combination mode of the awakening module are analyzed until the driver is confirmed to be completely awake, and the spirit is concentrated again.
In another preferred embodiment, the core controller is further configured to record the physical contact wake-up policy, the gas stimulation wake-up policy, and a corresponding wake-up effect, and update the optimal wake-up policy table according to the wake-up effect.
Specifically, after the wake-up strategy is executed each time and the physical contact wake-up module and the gas stimulation wake-up module are driven to wake up the driver, the core controller observes and records the wake-up effect, wherein the wake-up effect at least comprises information such as the waking duration, the mental state and the physical state of the driver after wake-up, and then updates corresponding data in the optimal wake-up strategy table according to the wake-up effect; the core controller is updated through continuous learning, so that the awakening strategy table with the minimum stimulation to the driver and the best awakening effect is obtained.
Referring to fig. 2, which is a block diagram of a fatigue driving wake-up system according to embodiment 2 of the present invention, the physical contact wake-up module 20 further includes a power supply unit 202, a voltage conversion unit 203, a programmable electrical signal generator 204, and an output protection unit 205;
the power supply unit 202 is connected with the programmable electric signal generator 204 through the voltage conversion unit 203;
the programmable electrical signal generator 204 is connected with the electrical contact probe 201 through the output protection unit 205;
the voltage conversion unit 203 is configured to perform voltage conversion on the voltage provided by the power supply unit 202 to obtain a converted voltage;
the programmable electrical signal generator 204 is configured to receive a control signal sent by the core controller 10 through a communication bus, and generate a corresponding driving signal according to the control signal and the converted voltage, so as to selectively trigger the electrical contact probe 201 at a corresponding position according to the driving signal;
the output protection unit 205 is configured to protect the driving signal;
the electric contact probe 201 is used for outputting current; the electrical contact probe 201 is mounted on the driver's seat at the first predetermined position.
Specifically, the power supply unit provides voltage, the voltage conversion unit converts the voltage provided by the power supply unit into voltage meeting a certain voltage requirement and outputs the converted voltage to the programmable electric signal generator, the programmable electric signal generator receives a control signal sent by the core controller through an internal communication bus of the system, generates a corresponding driving signal according to the control signal and the obtained converted voltage, and opens the switches of the electric contact probes at corresponding positions according to the driving signal, and when any one of the switches of the electric contact probes is opened, the electric contact probe outputs current according to a certain frequency and period to electrically stimulate the body of a driver, so that the purpose of awakening the driver is achieved.
It should be noted that, several electric contact probes are respectively installed at preset positions on the driving seat, and the driving signal generated by the programmable electric signal generator can individually drive each electric contact probe.
Preferably, the first preset position comprises at least a position of the driving seat corresponding to the shoulder, middle of back and waist of the driver.
Specifically, a plurality of electrical contact probes may be respectively installed at positions of the driving seat corresponding to the shoulder, the middle of the back and the waist of the driver, for example, two electrical contact probes may be respectively installed at the shoulder, the middle of the back and the waist.
In yet another preferred embodiment, the physical contact wake-up strategy includes the location, number of triggered electrical contact probes and the intensity level of the output current; the current output by each electric contact probe comprises a plurality of intensity grades, and different intensity grades correspond to different multiples of standard current intensity.
As can be appreciated, the physical contact wake-up strategy may include wake-up patterns of different physical contact wake-up degrees, the physical contact wake-up degree being determined by the position and number of the triggered electrical contact probes and the intensity levels of the currents output by the electrical contact probes, the different wake-up patterns corresponding to triggering different positions and different numbers of electrical contact probes and outputting currents of different current intensity levels, respectively.
Preferably, the intensity levels include a first intensity level, a second intensity level, and a third intensity level; the first intensity level corresponds to the standard amperage, the second intensity level corresponds to 1.5 times the standard amperage, and the third intensity level corresponds to 2.5 times the standard amperage.
It should be noted that this embodiment is only one preferable configuration for setting the intensity level of the transmission current, and may also be set to currents of other intensity levels, and the present invention is not particularly limited.
For example, the wake-up mode of the physical contact wake-up strategy can be divided into two types, i.e., massage mode and wake-up mode, wherein the massage mode can selectively trigger the electric contact probes at different positions and provide a massage relieving effect, the wake-up mode only supports the selection of triggering all the electric contact probes at all the positions, each wake-up mode has three intensity levels, i.e., weak, medium and strong (corresponding to the first intensity level, the second intensity level and the third intensity level, respectively), the weak intensity level is a standard current intensity (the standard current intensity can be set according to actual needs), the medium intensity level is a current intensity 1.5 times the weak intensity level, and the strong intensity level is a current intensity 2.5 times the weak intensity level.
As shown in fig. 2, the gas stimulation wake-up module 30 further includes an electronic pump driving unit 302, an electronic pump 303, a pipeline multiplexer 304 and a shower head 305;
the electronic pump driving unit 302 is connected with the spray head 305 through the electronic pump 303;
the electronic pump 303 is connected with the container 301 through the pipeline multiplexer 304;
the electronic pump driving unit 302 is configured to receive a control signal sent by the core controller 10 through a communication bus, and generate a corresponding driving signal according to the control signal;
the electronic pump 303 is used for pumping different gases from different containers 301 through the pipeline multiplexer 304 according to the driving signal;
the showerhead 305 is used for ejecting gas; the spray head 305 is mounted at a second predetermined location on the driver's seat.
Specifically, the electronic pump driving unit receives a control signal sent by a core controller through an internal communication bus of the system, and generates a corresponding driving signal according to the control signal; the electronic pump pumps different gases from different containers through the pipeline multiplexer according to the driving signal (the pipeline multiplexer is connected with a plurality of containers filled with different gases, the electronic pump is allowed to pump different gases from different containers), and the nozzle is driven to correspondingly spray different gases according to the driving signal so as to stimulate the sense organ of the driver and achieve the purpose of awakening the driver.
Preferably, the second predetermined position includes at least two sides of a headrest of the driver seat.
In yet another preferred embodiment, the gas stimulation wake-up strategy comprises a scent type and a dose level of the emitted gas; the dose sprayed by the gas of each odor type comprises a plurality of dose grades, and different dose grades correspond to standard doses of different multiples.
It will be appreciated that the gas stimulus wake-up strategy may also comprise wake-up patterns of different gas stimulus wake-up levels, the gas stimulus wake-up levels being determined by the scent type and dose level of the emitted gas, the different wake-up patterns corresponding to the emission of gas of different scent types and different dose levels, respectively.
Preferably, the dose levels include a first dose level, a second dose level, and a third dose level; the first dose level corresponds to the standard dose, the second dose level corresponds to 2 times the standard dose, and the third dose level corresponds to 3 times the standard dose.
It should be noted that this embodiment is only one preferable mode for setting the dose level of the gas ejection amount, and the ejection amount of other dose levels may be set, and the present invention is not particularly limited.
For example, the wake-up mode of the gas stimulation wake-up strategy can be divided into two types of comfort and strength, wherein in the comfort mode, the spray head sprays liquefied gas with weak pungent smell, such as air freshener, perfume and the like, the gas capable of relieving the fatigue of the driver, meanwhile, the air quality of a driving space is improved, the spray head sprays liquefied gas with strong pungent smell in a strong mode, the gas awakening mode comprises three dosage levels of weak dosage level, medium dosage level and strong dosage level (corresponding to a first dosage level, a second dosage level and a third dosage level respectively), wherein the weak dosage level is the injection quantity of a standard dosage level (the standard dosage level can be set according to actual needs), the medium dosage level is the injection quantity of 2 times of the weak dosage level, and the strong dosage level is the injection quantity of 3 times of the weak dosage level.
Referring to fig. 3, it is a block diagram of a fatigue driving wake-up system according to embodiment 3 of the present invention, where the system further includes a key module 40 connected to the core controller 10; the key module 40 is used for receiving key operation of a driver and generating corresponding key information; the core controller 10 is further configured to determine whether to block the key operation at least according to the driving fatigue information, the physical state information, the mental state information, and the key information.
Specifically, the fatigue driving awakening system further comprises a key module (which may be a plurality of physical keys or touch keys) interacting with the core controller, the key module receives key operation of the driver, generates corresponding case information according to the received key operation and sends the case information to the core controller, and the core controller judges how the read key information should be handled according to at least the driving fatigue information, the body state information, the mental state information and the received key information of the driver, namely whether an execution process corresponding to the key operation needs to be stopped.
In another preferred embodiment, the core controller is further configured to generate control information according to the key information to control the physical contact wake-up module and the gas stimulation wake-up module to perform corresponding processing, respectively, when it is determined that the key operation is not prevented.
It should be noted that the physical contact wake-up module and the gas stimulation wake-up module can be triggered independently by the core controller, can be triggered by the key module and the core controller, and can be cancelled by the key module.
The driver can make the physical contact awakening module and the gas stimulation awakening module awaken the driver through the active selection of the key module, or under the awakening condition, the current awakening process is stopped or cancelled through the key, so that extra awakening is avoided, or under the condition that the driver does not need to awaken the driver, the driver opens the physical contact awakening module to massage the back of the driver, and the gas stimulation awakening module is opened to actively improve the air quality.
For example, there is a button for "canceling the wake-up procedure" in the button module, and the current wake-up procedure can be canceled or terminated by one button of the button, so as to avoid executing an additional wake-up strategy, wherein, to avoid misoperation, the button is designed in the form of a combination key, a coded lock, etc., when the driver selects to cancel the wake-up procedure by the button, if the current fatigue level of the driver is high, the driver has a resistance to the wake-up procedure, the driver receives fatigue information for a plurality of times in a short time, and the driver actively cancels the wake-up procedure for a plurality of times, and the determined optimal wake-up measurement suggestion is blocked, the corresponding button operation needs to be blocked.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (14)
1. A fatigue driving awakening system is characterized by comprising a core controller, a physical contact awakening module and a gas stimulation awakening module, wherein the physical contact awakening module and the gas stimulation awakening module are respectively connected with the core controller; wherein the content of the first and second substances,
the core controller is used for determining a corresponding physical contact awakening strategy and a gas stimulation awakening strategy according to the fatigue grade of the driver and a preset optimal awakening strategy table; the core controller is further used for correspondingly generating control signals according to the determined physical contact awakening strategy and the gas stimulation awakening strategy to respectively drive the physical contact awakening module and the gas stimulation awakening module;
the physical contact awakening module comprises a plurality of electrical contact probes arranged at a first preset position; the physical contact awakening module is used for selectively triggering the electric contact probe at the corresponding position according to the received control signal;
the gas stimulation awakening module comprises a plurality of containers for storing different gases; the gas stimulation awakening module is used for selectively ejecting corresponding gas according to the received control signal.
2. The fatigue driving wake-up system according to claim 1, wherein the core controller is further configured to receive and record driving fatigue information, physical state information and mental state information of the driver, and to evaluate a fatigue level of the driver based on at least the driving fatigue information, the physical state information and the mental state information.
3. The fatigue driving wake-up system according to claim 1, wherein the optimal wake-up policy table is generated by the core controller in advance according to historical driving fatigue information, physical state information, mental state information, used wake-up policies and corresponding wake-up effects of the driver at different time periods.
4. The fatigue driving wake-up system according to claim 1, wherein the core controller is further configured to record the physical contact wake-up strategy, the gas stimulation wake-up strategy and the corresponding wake-up effect, and update the optimal wake-up strategy table according to the wake-up effect.
5. The fatigue driving wake-up system of claim 1, wherein the physical contact wake-up module further comprises a power supply unit, a voltage transformation unit, a programmable electrical signal generator, and an output protection unit;
the power supply unit is connected with the programmable electric signal generator through the voltage conversion unit;
the programmable electric signal generator is connected with the electric contact probe through the output protection unit;
the voltage conversion unit is used for performing voltage conversion on the voltage provided by the power supply unit to obtain a converted voltage;
the programmable electric signal generator is used for receiving a control signal sent by the core controller through a communication bus, and generating a corresponding driving signal according to the control signal and the converted voltage so as to selectively trigger an electric contact probe at a corresponding position according to the driving signal;
the output protection unit is used for protecting the driving signal;
the electric contact probe is used for outputting current; the electrical contact probe is mounted on the driver seat at the first predetermined location.
6. A fatigue driving wake-up system according to claim 1 or 5, wherein said first preset positions comprise at least positions of the driving seat corresponding to the shoulders, middle back and waist of the driver.
7. The fatigue driving wake-up system of claim 1, wherein the physical contact wake-up strategy comprises a position, a number of triggered electrical contact probes and a level of intensity of output current; the current output by each electric contact probe comprises a plurality of intensity grades, and different intensity grades correspond to different multiples of standard current intensity.
8. The fatigue driving wake-up system of claim 7, wherein the intensity levels comprise a first intensity level, a second intensity level, and a third intensity level; the first intensity level corresponds to the standard amperage, the second intensity level corresponds to 1.5 times the standard amperage, and the third intensity level corresponds to 2.5 times the standard amperage.
9. The fatigue driving wake-up system of claim 1, wherein the gas stimulation wake-up module further comprises an electronic pump drive unit, an electronic pump, a pipeline multiplexer and a spray head;
the electronic pump driving unit is connected with the spray head through the electronic pump;
the electronic pump is connected with the container through the pipeline multiplexer;
the electronic pump driving unit is used for receiving a control signal sent by the core controller through a communication bus and generating a corresponding driving signal according to the control signal;
the electronic pump is used for pumping different gases from different containers through the pipeline multiplexer according to the driving signal;
the spray head is used for spraying gas; the spray head is mounted at a second preset position on the driving seat.
10. A driver fatigue wake-up system according to claim 9, wherein said second preset positions comprise at least two sides of a headrest of a driver seat.
11. The fatigue driving wake-up system according to claim 1, wherein the gas stimulus wake-up strategy comprises a scent type and a dose level of the ejected gas; the dose sprayed by the gas of each odor type comprises a plurality of dose grades, and different dose grades correspond to standard doses of different multiples.
12. The fatigue driving wake-up system of claim 11, wherein the dose levels comprise a first dose level, a second dose level, and a third dose level; the first dose level corresponds to the standard dose, the second dose level corresponds to 2 times the standard dose, and the third dose level corresponds to 3 times the standard dose.
13. The fatigue driving wake-up system according to claim 2, further comprising a key module connected to the core controller; the key module is used for receiving key operation of a driver and generating corresponding key information; the core controller is further used for judging whether to stop the key operation at least according to the driving fatigue information, the physical state information, the mental state information and the key information.
14. The fatigue driving wake-up system according to claim 13, wherein the core controller is further configured to, when it is determined that the key operation is not blocked, correspondingly generate control information according to the key information to respectively control the physical contact wake-up module and the gas stimulation wake-up module to perform corresponding processing.
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| CN201811274777.1A CN111105595A (en) | 2018-10-29 | 2018-10-29 | Fatigue driving awakening system |
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| CN201811274777.1A CN111105595A (en) | 2018-10-29 | 2018-10-29 | Fatigue driving awakening system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112802306A (en) * | 2021-01-14 | 2021-05-14 | 淮阴工学院 | Safety detection system of power dispatching automation system |
| CN113799599A (en) * | 2020-06-12 | 2021-12-17 | 广州汽车集团股份有限公司 | Management method and system for fatigue driving and computer readable storage medium |
| CN115137941A (en) * | 2022-06-21 | 2022-10-04 | 北京中科心研科技有限公司 | Emergency awakening method and system based on fatigue recognition model and electrical stimulation |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1322639A (en) * | 2001-07-09 | 2001-11-21 | 周明非 | Fatigue warning exciter for driver |
| CN204288440U (en) * | 2014-12-23 | 2015-04-22 | 杭州好好开车科技有限公司 | A kind of perfume sprays device preventing fatigue driving |
| JP2016012332A (en) * | 2014-06-27 | 2016-01-21 | 重井 晴雄 | Anti-doze system for driving which observes state of pupils or upper eyelids using line-of-sight tracking sensor so that driver of vehicle can be prevented from dozing when driver is about to doze during driving, thus senses change in state, and prevents driver from dozing by applying vibration to driver's body using vibration motor incorporated in seat |
| CN105752086A (en) * | 2016-02-24 | 2016-07-13 | 珠海市磐石电子科技有限公司 | Assistance control device, driving assistance control device, and control method thereof |
| CN205722312U (en) * | 2016-06-14 | 2016-11-23 | 李英德 | The intelligent vehicle mounted terminal of anti-fatigue-driving |
| CN207764952U (en) * | 2017-11-18 | 2018-08-24 | 西安航空学院 | A kind of fatigue drive prompting device |
-
2018
- 2018-10-29 CN CN201811274777.1A patent/CN111105595A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1322639A (en) * | 2001-07-09 | 2001-11-21 | 周明非 | Fatigue warning exciter for driver |
| JP2016012332A (en) * | 2014-06-27 | 2016-01-21 | 重井 晴雄 | Anti-doze system for driving which observes state of pupils or upper eyelids using line-of-sight tracking sensor so that driver of vehicle can be prevented from dozing when driver is about to doze during driving, thus senses change in state, and prevents driver from dozing by applying vibration to driver's body using vibration motor incorporated in seat |
| CN204288440U (en) * | 2014-12-23 | 2015-04-22 | 杭州好好开车科技有限公司 | A kind of perfume sprays device preventing fatigue driving |
| CN105752086A (en) * | 2016-02-24 | 2016-07-13 | 珠海市磐石电子科技有限公司 | Assistance control device, driving assistance control device, and control method thereof |
| CN205722312U (en) * | 2016-06-14 | 2016-11-23 | 李英德 | The intelligent vehicle mounted terminal of anti-fatigue-driving |
| CN207764952U (en) * | 2017-11-18 | 2018-08-24 | 西安航空学院 | A kind of fatigue drive prompting device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113799599A (en) * | 2020-06-12 | 2021-12-17 | 广州汽车集团股份有限公司 | Management method and system for fatigue driving and computer readable storage medium |
| CN112802306A (en) * | 2021-01-14 | 2021-05-14 | 淮阴工学院 | Safety detection system of power dispatching automation system |
| CN112802306B (en) * | 2021-01-14 | 2022-03-22 | 淮阴工学院 | Safety detection system of power dispatching automation system |
| CN115137941A (en) * | 2022-06-21 | 2022-10-04 | 北京中科心研科技有限公司 | Emergency awakening method and system based on fatigue recognition model and electrical stimulation |
| CN115137941B (en) * | 2022-06-21 | 2024-05-03 | 北京中科心研科技有限公司 | Emergency awakening method and system based on fatigue recognition model and electric stimulation |
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