TWI743923B - Vehicle driving attention reminding integrated system and vehicle driving attention reminding method - Google Patents

Abstract

The present invention provides a vehicle driving attention reminding integrated system and a vehicle driving attention reminding method. The integrated system includes an eye monitoring unit, a vehicle speed monitoring unit, a processing unit, and a driving reminder unit. The eye monitoring unit generates an instant electrooculogram information. When the processing unit detects that the peak of an electrooculogram value in the instant electrooculogram information is between 0.83 and 1, and the valley of the electrooculogram value in the instant electrooculogram information is between 0.1 and 0.26, the processing unit sends out a first attention weakening signal. When the processing unit detects at least ten blink signals that each are a amplitude of the electrooculogram value between 0.83 and 0.12 within 15 seconds, the processing unit sends out a second attention weakening signal. The driving reminder unit sends a driving reminder warning after receiving the first attention weakening signal or the second attention weakening signal. Accordingly, when the driver's attention is low, the integrated system can achieve the reminder effect.

Description

Vehicle driving attention reminding integrated system and vehicle driving attention reminding method

The invention relates to an integrated system and a reminding method, in particular to a vehicle driving attention reminding integrated system and a vehicle driving attention reminding method.

When driving for a long time or driving at night, the driver of the vehicle may suffer from inattention due to physical fatigue (for example: dozing off) or mental distraction, so the driver will drink refreshing drinks or stop midway Ways of rest to prevent inattention. However, driving inattention often happens unnoticed. Therefore, although driving uses the aforementioned methods to prevent inattention, there is still a risk of occurrence.

Therefore, the inventor believes that the above-mentioned shortcomings can be improved, and with great concentration of research and the application of scientific principles, we finally propose an invention with reasonable design and effective improvement of the above-mentioned shortcomings.

The technical problem to be solved by the present invention is to provide a vehicle driving attention reminding integrated system and a vehicle driving attention reminding method in view of the shortcomings of the prior art, which can effectively prevent the driver's low concentration during driving.

The embodiment of the present invention discloses a vehicle driving attention reminder integration system, which is suitable for a vehicle and includes: an eye monitoring unit for monitoring the eye condition of a person driving the vehicle and generating a normalized instant eye Electric information; a vehicle speed monitoring unit for monitoring the vehicle speed of the vehicle and correspondingly sending out a vehicle travel signal; a processing unit electrically connected to the eye monitoring unit and the vehicle speed monitoring unit, the processing unit obtains the After the vehicle travel signal, the processing unit interprets the real-time EOG information; when the processing unit detects that the peak of the EOG value in the real-time EOG information is between 0.83 and 1, and the real-time EOG value When the trough of the EOG value in the EOG information is between 0.1 and 0.26, the processing unit sends out a first weakening of attention signal; when the processing unit detects the EOG value in the real-time EOG information When the amplitude of a waveform of the electrical value is between 0.83 and 0.12, the processing unit determines that it is a blink signal; when the processing unit detects at least ten blink signals within 15 seconds, the processing unit sends out an A second weakened attention signal; and a driving reminder unit electrically connected to the processing unit, the driving reminder unit being able to receive the first weakened attention signal or the second weakened attention signal , Issue a driving reminder warning.

The embodiment of the present invention additionally discloses a vehicle driving attention reminding method, which includes the following steps: providing a vehicle driving attention reminding integrated system as described above; using the vehicle speed monitored by the vehicle speed monitoring unit to determine whether the vehicle is moving If yes, the vehicle speed monitoring unit sends the vehicle traveling signal to the processing unit; uses the eye monitoring unit to obtain the real-time EOG information; detects whether the real-time EOG value meets the peak It is between 0.83 and 1 and the trough is between 0.1 and 0.26; if so, the processing unit sends the first weakening of attention signal to the driving reminder unit; the detection within 15 seconds Whether there are at least ten blinking signals in the real-time EOG information; if so, the processing unit sends the second attention weakening signal to the driving reminder unit; and receives the first attention After the weakening signal or the second weakening attention signal, the driving reminder unit issues the driving reminder.

In summary, the integrated system for vehicle driving attention reminders disclosed in the embodiments of the present invention System and vehicle driving attention reminding method, through the processing unit in the real-time EOG information, it is detected whether the EOG value satisfies the peak of 0.83 to 1 and the trough of 0.1 to 0.26, or When one of at least ten blinking signals with the waveform amplitude of the oculogram value of 0.83 and 0.12 is detected within 15 seconds, a weakening of attention signal (for example: the first weakening of attention signal or The second weakening attention signal) is sent to the driving reminder unit, so that the driving reminder unit issues the driving reminder warning. Accordingly, when the driver's attention is low, the reminder function can be effectively achieved.

In order to further understand the features and technical content of the present invention, please refer to the following detailed description and drawings about the present invention. However, the provided drawings are only for reference and description, and are not used to limit the present invention.

100: Vehicle driving attention reminder integrated system

1: Eye monitoring unit

11: Wearables

12: Electrode

2: Vehicle speed monitoring unit

3: Processing unit

4: Driving reminder unit

5: Seat belt monitoring unit

6: Rear seat condition monitoring unit

7: Passenger reminder unit

8: Touch detection unit

M: area

A: Driver seat safety buckle

B: Rear seat buckle

C: steering wheel

FIG. 1 is a circuit block diagram of a vehicle driving attention reminder integration system according to a first embodiment of the present invention.

FIG. 2 is a three-dimensional schematic diagram of the wearable part of the integrated system for reminding the attention of vehicle driving according to the first embodiment of the present invention.

3 is a schematic diagram of real-time EOG information of the integrated system for reminding the attention of vehicle driving according to the first embodiment of the present invention.

FIG. 4 is a schematic diagram of the electrooculogram information of the vehicle driving attention reminder integration system of the first embodiment of the present invention when the attention is weakened.

FIG. 5 is a schematic diagram of the electrooculogram information during continuous blinking of the integrated system for reminding the attention of vehicle driving according to the first embodiment of the present invention.

6 is a schematic diagram of a state when the seat belt monitoring unit of the integrated system for reminding and reminding driving attention of a vehicle according to the first embodiment of the present invention is installed in the driver's seat belt (rear seat belt).

FIG. 7 is a schematic diagram of the state when the touch monitoring unit of the integrated system for reminding the attention of vehicle driving according to the first embodiment of the present invention is installed on the steering wheel.

FIG. 8 is a schematic flowchart of steps of a method for reminding driving attention of a vehicle according to a second embodiment of the present invention.

The following is a specific embodiment to illustrate the implementation of the “vehicle driving attention reminder integration system 100 and vehicle driving attention reminder method” disclosed in the present invention. Those skilled in the art can understand this creation from the contents disclosed in this specification. The advantages and effects. This creation can be implemented or applied through other different specific embodiments, and various details in this specification can also be modified and changed based on different viewpoints and applications without departing from the concept of this creation. In addition, the drawings of this creation are merely schematic illustrations, and are not depicted in actual size, and are stated in advance. In addition, if it is pointed out below, please refer to a specific drawing or as shown in a specific drawing, it is only used to emphasize in the subsequent description, and most of the related content appears in the specific drawing, but not It is restricted that only the specific drawings can be referred to in this subsequent description. The following implementations will further describe the related technical content of this creation in detail, but the disclosed content is not intended to limit the scope of protection of this creation. In addition, the term "or" used in this document may include any one or a combination of more of the associated listed items depending on the actual situation.

[First Embodiment]

As shown in Figures 1 to 7, which are the first embodiment of the present invention, this embodiment discloses a vehicle driving attention reminder integration system 100, which is applicable to a vehicle, so The vehicle driving attention reminder integration system 100 includes an eye monitoring unit 1, a vehicle speed monitoring unit 2, a processing unit 3, a driving reminder unit 4, a seat belt monitoring unit 5, a rear seat condition monitoring unit 6, a Passenger reminding unit 7, and a touch detection unit 8.

The eye monitoring unit 1 is electrically connected to the processing unit 3. The eye monitoring unit 1 can be used to monitor the eye condition of the person driving the vehicle and generate a normalized real-time electrooculogram information (such as Shown in Figure 3 to Figure 5). Specifically, the eye monitoring unit 1 has a wearing part 11 worn on the head of the person driving the vehicle. The wearing part 11 is a frame in this embodiment, and the wearing part 11 has At least one electrode 12 and a wireless transmission device (not shown in the figure) for collecting the eye movement information of the person, the wearable device 11 can transmit the signal of the eye movement information to the processing unit 3 through the wireless transmission device . Preferably, at least one of the electrodes 12 of the eye monitoring unit 1 can be matched with a signal amplifier (not shown in the figure) to amplify the signal of eye movement information, so as to prevent at least one of the electrodes 12 from being unable to obtain the The situation of the person’s eye movement information.

The vehicle speed monitoring unit 2 is electrically connected to the processing unit 3, and the vehicle speed monitoring unit 2 can be used to monitor the vehicle speed of the vehicle and correspondingly send out a vehicle traveling signal. The vehicle speed monitoring unit 2 can be installed on the vehicle or on the wearing part 11 in practice, so that the vehicle speed monitoring unit 2 can obtain the traveling speed of the vehicle to generate the vehicle traveling signal, so as to provide the vehicle traveling signal to the vehicle. The processing unit 3 confirms whether the vehicle is moving.

In addition, as shown in Figure 3, the EOG value of a person in a good mental condition is defined as a normal EOG value, and the amplitude of the normal EOG value is roughly between 320μV and 400μV in practice. The amplitude of the EOG value in the real-time EOG information (that is, after normalization) is approximately 0.83 to 0.26.

After the processing unit 3 obtains the vehicle traveling signal, the processing unit 3 interprets the real-time EOG information. When the processing unit 3 detects that the peak of the EOG value in the real-time EOG information is between 0.83 and 1, and the trough of the EOG value in the real-time EOG information is between 0.1 and 0.26 At this time, the processing unit 3 sends out a first weakening of attention signal. To put it another way, when the person is mentally depressed, the peak value of the EOG value of the person in the real-time EOG information is higher than the normal EOG value and is between 0.83 and 1 ( That is between 400μV and 480μV), The trough of the electrooculogram value is lower than the normal electrooculogram value and is between 0.26 and 0.1 (that is, between 320 μV and 240 μV). In other words, when the processing unit 3 detects that the amplitude of the normal EOG value is greater than the normal EOG value, the processing unit 3 will issue the first weakening attention signal.

In addition, when the processing unit 3 detects that the amplitude of the EOG value in the real-time EOG information is approximately 0.83 to 0.12, the processing unit 3 determines that it is a blink signal. Put another way, the amplitude of the EOG value of the person blinking is between 240μV and 400μV in practice (as shown in the area M in FIG. 3), that is to say, the instant EOG value The amplitude of the electrooculogram value in the information (that is, after normalization) is approximately between 0.83 and 0.12, and the amplitude of the electrooculogram value in the real-time electrooculogram information detected by the processing unit 3 is 0.83 At 0.12, the processing unit 3 sends out the blink signal.

As shown in FIG. 5, when the processing unit 3 detects at least ten blinking signals within 15 seconds, the processing unit 3 sends out a second weakening of attention signal. Specifically, when the person wants to doze off, the number of blinks of the person at this time will be two to three times more than when the person is full of energy (attention). According to this physiological characteristic, when the processing unit 3 detects at least ten of the blinking numbers within 15, the processing unit 3 determines that the state of the person is dozing off or lacks concentration, and sends out the first 2. Attention is weakening signal.

With reference to Figures 1 and 6, the seat belt monitoring unit 5 is electrically connected to the processing unit 3. The seat belt monitoring unit 5 can be set on the safety belt of the vehicle and send out a seat belt detection The detection signal is used to determine whether the safety belt of the vehicle is fastened. Specifically, the seat belt monitoring unit 5 has two seat belt monitors in this embodiment, and the two seat belt monitors are respectively arranged on a driver's seat belt A and a rear seat belt B superior.

The driving reminder unit 4 is electrically connected to the processing unit 3. The driving reminder unit 4 is arranged on the driving safety belt A, and the driving reminder unit 4 can receive the first After the weakened attention signal or the second weakened attention signal, a driving reminder is issued. Specifically, the driving reminder unit 4 is arranged on the driving safety belt A, and the driving reminder unit 4 has a vibration element and a sound element in this embodiment, that is to say, the driving reminder warning is issued The vibration and sound methods are used, but the present invention is not limited to those contained in this embodiment. For example, the driving reminder unit 4 may also be a light-emitting element.

The touch detection unit 8 is configured to be arranged on a steering wheel C of the vehicle, the touch detection unit 8 can correspondingly send out a touch signal, and the processing unit 3 can receive the touch signal, It is determined whether the steering wheel C is touched by the person driving the vehicle, so as to confirm whether the person driving the vehicle is in a situation of inattention, and command the driving reminder unit 4 to issue the driving reminder warning.

The rear seat state monitoring unit 6 is electrically connected to the processing unit 3, the rear seat state monitoring unit 6 is arranged in the rear seat of the vehicle, and the rear seat state monitoring unit 6 is used to monitor the rear seat of the vehicle. The seat status and correspondingly send a rear seat signal used to determine whether there are passengers to the processing unit 3.

The passenger reminding unit 7 is provided on the rear seat belt B, and the processing unit 3 detects when the rear seat signal is received and the passenger is determined to be in the rear seat of the vehicle. The seat belt detection signal is measured and it is determined whether the safety belt of the vehicle is fastened. If not, the passenger reminding unit 7 issues a notification warning. Specifically, the driving reminder unit 7 is arranged on the rear seat belt B, and the passenger reminder unit 7 has a vibration element and a sound element in this embodiment, that is to say, the notification warning is issued The vibration and sound methods are used, but the present invention is not limited to those contained in this embodiment. For example, the passenger reminding unit 7 may also be a light-emitting element.

[Second Embodiment]

As shown in FIG. 8, it is the second embodiment of the present invention. This embodiment summarizes a method for reminding the driving attention of a vehicle from the above-mentioned first embodiment. The vehicle driving attention of the present invention is improved The waking method is suitable for a vehicle driving attention reminder integrated system 100 (for example, the vehicle driver's sleep prevention integrated system of the above-mentioned embodiment).

First, in step S101, the vehicle speed monitored by the vehicle speed monitoring unit 2 is used to determine whether the vehicle is moving. If yes, the vehicle speed monitoring unit 2 sends the vehicle traveling signal to the processing unit 3, and then step S103 is executed. If not, no action is taken.

In step S103, the eye monitoring unit 1 is used to obtain the real-time electrooculogram information.

In step S105, it is detected whether the EOG value in the real-time EOG information satisfies the peak value between 0.83 and 1 and the bottom value between 0.1 and 0.26. If yes, the processing unit 3 sends the first weakening attention signal to the driving reminder unit 4, and then step S107 is executed. If not, go directly to step S107.

In step S107, it is detected whether there are at least ten blink signals in the EOG values of the real-time EOG information within 15 seconds; if so, the processing unit 3 sends out the second attention trend. Weak signal to the driving reminder unit 4. If not, execute step S101.

In step S109, after receiving the first weakened attention signal or the second weakened attention signal, the driving reminder unit 4 issues the driving reminder.

[Technical Effects of Embodiments of the Invention]

To sum up, in the vehicle driving attention reminding integration system 100 and the vehicle driving attention reminding method disclosed in the embodiments of the present invention, the processing unit 3 detects whether the ocular value is detected in the real-time electrooculogram information When it meets one of the conditions of at least ten blink signals with a peak between 0.83 and 1 and a trough between 0.1 and 0.26, or at least ten blinking signals with a waveform amplitude of 0.83 and 0.12 detected within 15 seconds, It can send a weakened attention signal (for example, the first weakened attention signal or the second weakened attention signal) to the driving reminder unit 4, so that the driving reminder unit 4 sends out the driving Remind alert. Accordingly, when the driver's attention is low, the reminder function can be effectively achieved.

The content disclosed above is only the preferred and feasible embodiments of the present invention, and does not limit the scope of the patent application of the present invention. Therefore, all equivalent technical changes made using the description and schematic content of the present invention are included in the application of the present invention. Within the scope of the patent.

100: Vehicle driving attention reminder integrated system

1: Eye monitoring unit

2: Vehicle speed monitoring unit

3: Processing unit

4: Driving reminder unit

5: Seat belt monitoring unit

6: Rear seat condition monitoring unit

7: Passenger reminder unit

8: Touch detection unit

Claims (10)

A vehicle driving attention reminder integration system, which is suitable for a vehicle, and includes: An eye monitoring unit for monitoring the eye condition of the person driving the vehicle and generating a normalized real-time electrooculogram information; A vehicle speed monitoring unit for monitoring the vehicle speed of the vehicle and correspondingly sending out a vehicle traveling signal; A processing unit is electrically connected to the eye monitoring unit and the vehicle speed monitoring unit. After the processing unit obtains the vehicle traveling signal, the processing unit interprets the real-time EOG information; when the processing unit detects When it is detected that the peak of the EOG value in the real-time EOG information is between 0.83 and 1 and the trough of the EOG value in the real-time EOG information is between 0.1 and 0.26, the processing unit sends A first weakening of attention signal; when the processing unit detects that a waveform amplitude of the EOG value in the real-time EOG information is between 0.83 and 0.12, the processing unit determines that it is a blink signal; when When the processing unit detects at least ten blinking signals within 15 seconds, the processing unit emits a second weakening of attention signal; and A driving reminder unit is electrically connected to the processing unit, and the driving reminder unit can issue a driving reminder after receiving the first weakened attention signal or the second weakened attention signal. The vehicle driving attention reminder integration system according to claim 1, wherein the vehicle driving attention reminder integration system further includes a seat belt monitoring unit electrically connected to the processing unit, and the seat belt monitoring unit can The safety buckle installed on the vehicle sends out a seat belt detection signal, and the seat belt detection signal is used to determine whether the safety buckle of the vehicle is fastened. The vehicle driving attention reminder integration system according to claim 2, wherein the seat belt detection unit is arranged on a driver seat safety buckle of the vehicle, and the driving reminder unit is arranged on the driver seat safety buckle Take it, the driving reminder unit sends out the driving reminder in a vibration mode. The vehicle driving attention reminding integrated system according to claim 2, wherein the seat belt detection unit is provided on a rear seat belt of the vehicle; the vehicle driving attention reminding integrated system further includes an electric A rear seat status monitoring unit and a passenger reminding unit are sexually connected to the processing unit. The rear seat status monitoring unit is used to monitor the rear seat status of the vehicle, and correspondingly issue a rear seat that is used to determine whether there are passengers. Seat signal to the processing unit; the passenger reminding unit is arranged on the rear seat belt; the processing unit receives the rear seat signal and determines that the rear seat of the vehicle has the passenger, The processing unit detects the seat belt detection signal and determines whether the safety belt of the vehicle is fastened; if not, the passenger reminding unit sends out a notification warning. The vehicle driving attention reminder integrated system according to claim 4, wherein the rear seat state monitoring unit is a weight sensor, and the rear seat state monitoring unit is arranged in the rear seat of the vehicle. The vehicle driving attention reminder integration system according to claim 1, wherein the eye monitoring unit has a wearable piece worn on the head of a person driving the vehicle, and the wearable piece has a device for collecting eye movement information At least one electrode. The vehicle driving attention reminder integrated system according to claim 6, wherein the driving reminder unit is one or a combination of a vibration element, a sound element, and a light emitting element. The vehicle driving attention reminder integration system according to claim 1, wherein the vehicle driving attention reminder integration system further includes a touch detection unit electrically connected to the processing unit, the touch detection The unit is arranged on a steering wheel of the vehicle and can correspondingly emit a touch signal, and the touch signal is used to determine whether the steering wheel is touched by a person driving the vehicle. The vehicle driving attention reminder integrated system according to claim 8, wherein the processing unit can receive the touch signal to determine whether the person driving the vehicle keeps paying attention. A method for reminding vehicle driving attention, including the following steps: Provide a vehicle driving attention reminder integration system as requested item 1; Using the vehicle speed monitored by the vehicle speed monitoring unit to determine whether the vehicle is moving; if so, the vehicle speed monitoring unit sends the vehicle moving signal to the processing unit; Obtaining the real-time EOG information by using the eye monitoring unit; Detect whether the EOG value of the real-time EOG information satisfies the peak of 0.83 to 1 and the trough of 0.1 to 0.26; if so, the processing unit sends the first weakening of attention signal to all The driving reminder unit; Detect whether there are at least ten blink signals in the EOG values of the real-time EOG information within 15 seconds; if so, the processing unit sends the second weakening attention signal to the driving Reminder unit After receiving the first weakened attention signal or the second weakened attention signal, the driving reminder unit issues the driving reminder.

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