KR100684594B1 - System and method for preventing to drive under the influence of alcohol using remote control key - Google Patents

Abstract

A drunk driving prevention device and method using a remote controller key of a vehicle are provided to let a user drive the vehicle only when alcoholic concentration is less than a predetermined value and to identify the voice of the registered person in a drunkometer test. A drunk driving preventing device using a remote controller key of a vehicle is composed of: a remote controller key set comprising an alcohol sensor module(25) measuring drinking of the user, a speech recognition module(31) recognizing the user's voice, a display module(29) informing the drinking measurement result, a control unit receiving signals of the alcohol sensor module and the speech recognition module and outputting a control signal, and a transmitter(27); a receiver installed in the vehicle to receive a signal output from the remote controller key set; an RKE(Remote Keyless Entry,42) locking or unlocking a door according to the signal of the receiver; and an ECU(Electronic Control Unit,44) starting the engine. The remote controller key set has an unlock switch for unlocking the door. The unlock switch is also used as a power switch for supplying power to operate the alcohol sensor module and the speech recognition module.

Description

System and method for preventing to drive under the influence of alcohol using remote control key}

1 is a schematic perspective view of a remote control key for preventing drunk driving according to the present invention;

2 is a block diagram showing a drunk driving prevention system using a remote control key set of a vehicle according to the present invention;

3 is a block diagram showing the configuration of a transmitter provided in the remote control key in the drunk driving prevention system using the remote control key of the vehicle according to the present invention;

4 is a block diagram showing the configuration of a receiver of a drunk driving prevention system using a remote control key of a vehicle according to the present invention;

5 is a flowchart of an embodiment of a method for preventing drunk driving using a remote control key of a vehicle according to the present invention;

6 is a flow chart of another embodiment of a method for preventing drunk driving using a remote control key of a vehicle according to the present invention.

<Explanation of symbols for the main parts of the drawings>

10: key body part 12: breathalyzer

14: voice input unit 15: LCD window

16: key part 17: unlock switch

18: lock switch 19: battery

20: transmitting unit 25: alcohol sensor module

29: LCD module 31: voice recognition module

40: receiver 42: RKE

44: ECU

The present invention relates to a drunk driving prevention system of a vehicle, and more particularly, to a drunk driving prevention apparatus and a method using a remote control key of a vehicle so that a driver can not operate the vehicle when the driver uses a remote control key.

As the supply of automobiles expands, driving and driving are increasing. Drinking and driving is accompanied by a major accident and the sacrifice of an innocent life, so various measures are required.

Recently, a system has been developed to measure a driver's drinking status so that the vehicle cannot be started so that driving of the vehicle is impossible.

That is, a system is provided in which a drunk driving measurement device is provided in a vehicle, and when a driver's drunk measurement value is more than a certain level, a warning sound or an engine cannot be started.

However, such a conventional drunk driving prevention system of the conventional car is provided in most of the vehicle is not measured before boarding the vehicle, there is an uncomfortable problem that the driver must perform the alcohol measurement after boarding the vehicle.

In addition, when a non-driver substitutes for the measurement of alcohol, the driver drives the vehicle even in a drunk state, and thus there is a problem in implementing a safer and more practical drunk driving prevention system.

The present invention has been made to solve the above problems, drinking by using the remote control key of the car that can prevent drunk driving more reliably and securely by providing a drinking measurement system and identity verification system in the remote control key set having a remote function An object of the present invention is to provide an operation preventing device and a method thereof.

The drunk driving prevention device using a remote control key of a car according to the present invention for realizing the above object, a drinking sensor module for measuring the user's drinking, a voice recognition module for the user's voice recognition, and drinking measurement results Remote control key set including a display module for indicating a, a control unit for receiving a signal from the breath sensor and the voice recognition module and outputs a control signal, and a transmitter for transmitting a signal according to the signal of the control unit Wow; And a receiver provided in the vehicle to receive a signal output from the remote controller key set, an RKE for performing a door locking or releasing operation according to the signal of the receiver, and an ECU for controlling engine starting. .

The remote control key set is provided with an unlock switch for releasing a door lock, and the unlock switch is preferably used as a power switch for supplying power to operate the breathalyzer sensor module and the voice recognition module.

The remote control key set is provided with a battery for supplying power to each component, one side is preferably provided with a charging means that can be charged by receiving external power.

In accordance with an aspect of the present invention, there is provided a method for preventing drunk driving using a remote control key of a vehicle, the method comprising: turning on a power switch of a remote control key set to operate an alcohol detection mode and a voice recognition mode for alcohol measurement; When alcohol measurement and voice measurement are performed through the alcohol sensor module for alcohol measurement and the voice recognition module for driver confirmation within a predetermined time after the power switch of the remote controller key set is turned ON, the alcohol concentration is below a certain level and is already registered. If it is determined to be a human voice, transmitting a signal to a receiver through an RF transmitter; RKE releases the door lock state in the RKE receiving the signal of the step, and characterized in that it comprises the step of controlling the engine to be possible to start the ECU.

In accordance with an aspect of the present invention, there is provided a method for preventing drunk driving using a remote control key of a vehicle, the method comprising: turning on a power switch of a remote control key set to operate an alcohol detection mode for measuring alcohol; Transmitting a signal to the receiver through the RF transmitter when the alcohol concentration is determined to be below a certain level when the alcohol measurement is performed through the alcohol sensor module for measuring alcohol within a predetermined time after the power switch of the remote control key set is turned on. Wow; Releasing the door lock state from the RKE receiving the signal of the step; As a result of measuring the drinking state again by using the drinking measurement module provided in the vehicle, if the alcohol concentration is less than a certain, it is characterized in that it comprises the step of controlling the engine to be possible to start the ECU.

Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings.

1 is a schematic perspective view of a remote control key for preventing drunk driving according to the present invention.

As shown in the drawing, the key body portion 10 and the key portion 16 are formed as in a conventional remote control key set.

The key body portion 10 is provided with an unlock switch 17 for locking and releasing the vehicle door. Here, the unlock switch 17 is preferably configured to also have a power switch ON function for drinking measurement and the like. Of course, the unlock switch 17 may be configured separately from the power switch.

In addition, it is preferable that a lock switch 18 that functions as a door lock is separately configured next to the unlock switch 17.

In addition, the key body portion 10 is configured to measure the alcohol measuring unit 12 is connected to the alcohol sensor module 25 to be described later for drinking measurement, and immediately next to the alcohol measuring unit 12, drinking at the time of drinking measurement The voice input unit 14 is provided to input the voice of the measurer. Of course, the voice input unit 14 is connected to the voice recognition module 31 to be described later.

One side of the key body portion 10 is provided with an LCD window 15 of the LCD module for informing the drinking measurement results during drinking measurement.

The key body unit 10 uses a larger amount of power than a conventional remote control key set for drinking measurement and the like, and a battery 19 is further provided to perform the above function. The battery 19 is preferably installed to be removable in the back of the key body portion (10).

On the other hand, in addition to the function using the battery 19 as described above can be configured to be charged when the key portion 16 is plugged into the vehicle's power supply jack or the key holder of the key box.

That is, the key unit 16 is provided with a terminal unit for charging, and when the power supply jack or the key holder is inserted into the key unit, the power supplied from the battery of the vehicle is supplied to the battery 19 of the key body unit 10 to be charged. It is configured to be done.

FIG. 2 is a schematic configuration diagram illustrating a drunk driving prevention system of the present invention using the remote control key set as described above. As shown therein, a transmitter 20 and a receiver provided in a vehicle are largely configured as shown in FIG. It consists of 40.

The transmitter 20 includes an upper case 21 and a lower case 35 constituting the key body 10, and a user's key operation signal is provided between the upper case 21 and the lower case 35. A button plate 33 is provided to which the unlock switch 17 or the like is connected for delivery, which button plate 33 is connected to the PCB assembly 23 constituting the control unit.

In addition, the transmitter 20 is provided with an RF transmitter 27 for communication with the receiver 40.

In particular, the remote control key set is provided with an alcohol sensor module 25 for measuring alcohol and a voice recognition module 31 for user recognition, the signal of the two modules (25) (31) is the PCB assembly In connection with (23) to process an input signal, the processed signal is displayed externally through the LCD module 29, which is a display module, and a signal is output through the RF transmitter 27.

The receiver 40 is composed of a remote keyless entry (RKE) 42, which is a wireless door lock device, and an ECU 44, which is an electronic control unit.

FIG. 3 is a block diagram illustrating the configuration of the transmitter 20. The unlock switch 17 capable of turning on a power switch and operating the display module centering on the control unit 24 configured in the PCB assembly 23 is shown in FIG. LCD module 29 for constituting the device, X-TAL 37 for constituting the oscillation circuit, alcohol sensor module 25 for drinking measurement, voice recognition module 31 for user recognition, RF transmitter 27, data receiving end 39 and the like.

Here, the alcohol sensor module 25 for measuring alcohol is configured to measure blood alcohol concentration of the driver, and waits until the alcohol sensor module 25 is initialized in the power-on state by pressing the unlock switch 17. Next, when the user blows on the breath measuring unit 12 of FIG. 1, the alcohol sensor module 25 or the control unit 24 is configured to display the alcohol concentration through the LCD module 15.

The voice recognition module 31 is a system for checking whether the user is a vehicle owner or a driver. A system capable of inputting and storing user voice information is provided in the key body 10. That is, when the user speaks while blowing on the breath measuring unit 12 to measure the alcohol, the signal input through the voice input unit 14 is compared with the information previously input by the voice recognition module 31. It is a system to check whether or not. Of course, it is also possible to register and use more than one user.

Since a system for determining a person or a user through such a voice is generally well known, a detailed description thereof will be omitted.

The RF transmitter 27 is a device for transmitting a signal to the receiver 40 on the vehicle side, and the LCD module 15 is a means for displaying the blood alcohol concentration at the time of drinking measurement.

FIG. 4 is a block diagram embodying the configuration of the receiver 40. An RKE 42, an ECU 44, and the like for controlling the door and starting operation of the vehicle are connected to the RX module 46 serving as a receiver.

The drunk driving prevention method using the drunk driving prevention device using the remote control key of the vehicle according to the present invention configured as described above is as follows.

5 is a flowchart illustrating a method for preventing drunk driving according to a first embodiment of the present invention.

When the user or driver presses the door unlock switch 17 of the remote control key set to board the vehicle, the power of the remote control key set is turned on, and the alcohol detection mode and the voice recognition mode for alcohol measurement are activated.

At this time, if the alcohol measurement and the voice measurement are not made for a predetermined time (for example, about 1 minute) after the power of the remote control key set is ON, the door of the vehicle is not opened while the remote control key set is turned OFF.

However, if the alcohol measurement and the alcohol measurement is made through the alcohol sensor module 25 for alcohol measurement and the voice recognition module 31 for user recognition within the predetermined time, the concentration of alcohol is below a certain level (about 0.05%), If it is determined that the voice of the person already registered, the signal is transmitted to the receiver 40 through the RF transmitter 27, the RKE 42 receiving the signal releases the door lock state, and the ECU 44 In order to control the engine start.

After that, the user opens the door, rides in the vehicle, starts the engine through the starting operation, and then can drive normally.

However, as a result of the alcohol and voice measurement, if the alcohol concentration is above a certain level or not the voice of the registered person, the remote controller key set is turned off or the door lock release signal is not output through the RF transmitter 27. Without opening the door of the vehicle.

Therefore, when driving the vehicle using the remote control key set according to the present invention, since the driving of the vehicle is possible only when the registered person's voice and alcohol concentration is below a certain level, it is impossible for the driver to drive in a drunk state. It can contribute to safe driving.

FIG. 6 is a flowchart illustrating a drunk driving prevention method according to a second embodiment of the present invention, which is similar to the driving prevention method of the first embodiment described above, but releases the locked state of the door only through the drunk measurement or does not start the engine. It's a way to make it possible.

As in the first embodiment described above, when the user or driver presses the door unlock switch 17 of the remote control key set to board the vehicle, the power of the remote control key set is ON and the alcohol detection mode for the alcohol measurement is performed. Will work.

At this time, if the alcohol measurement is not made for a predetermined time after the power of the remote control key set is turned ON, the door of the vehicle is not opened while the remote control key set is turned OFF.

However, if the alcohol measurement and voice measurement is made through the alcohol sensor module 25 for alcohol measurement within the predetermined time, if the concentration of alcohol is below a certain level (for example, about 0.05%), the signal is output from the RF transmitter 27 Then, the door lock state is released from the RKE 42 having received this signal. Here, as a result of the alcohol measurement, if the alcohol concentration is above a certain level, the remote control key set is turned off, or the door of the vehicle is not opened as a signal is not output through the RF transmitter 27.

When the door lock state is released as described above, the driver can open the door and board the vehicle.

When the driver gets into the vehicle and sits in the driver's seat, the driver selects an option and goes back to the alcohol measurement mode. If the alcohol concentration of the driver is below a certain level (0.05%), the engine start signal is output and the engine can be started through the ECU On the contrary, if the alcohol concentration is higher than a certain level, the start prevention device is activated so that the engine cannot be started and normal driving of the vehicle becomes impossible.

The option selection may be selectively used when building a breathalyzer measuring system in the vehicle, it may be configured to stop using as needed. However, in order to stop the use as described above, it is preferable that the owner or manager of the vehicle is configured to be enabled only by changing the setting using a predetermined password.

On the other hand, it is also possible to add a function to install a weight sensor in the driver's seat to automatically stop the start if the weight variation exceeds the time limit after the vehicle starts.

That is, when a user registered in the driver's seat sits in the driver's seat, the driver detects this by the weight sensor of the driver's seat.In this state, when the driver inputs a voice signal together with the alcohol measurement to meet the reference value, the vehicle can be started. Become. In this way, after the vehicle is started, the driver is to leave the driver's seat to block the operation of other unregistered people.

The drunk driving prevention device and method using the remote control key of the vehicle according to the present invention configured and operated as described above, when driving the vehicle using the remote control key set, the driving of the vehicle only when the concentration of alcohol is below a certain level Since it is possible to prevent the driver from driving in a drunk state, and in particular, it is possible to check the voice of a registered person at the time of drinking measurement, so that it is impossible for other people to drive instead, which contributes to safe driving. have.

Claims (5)

Alcohol sensor module for alcohol measurement for measuring the user's breath, Voice recognition module for voice recognition of the user, Display module for notifying the alcohol measurement result, Input signal of the alcohol sensor module and voice recognition module for alcohol measurement A remote control key set including a control unit for receiving a control signal and outputting a control signal, and a transmitter for transmitting a signal according to the signal of the control unit; A receiver provided in the vehicle and receiving a signal output from the remote controller key set, an RKE for locking or releasing a door according to the signal of the receiver, and an ECU for controlling engine starting; The remote control key set is provided with an unlock switch for unlocking a door, The unlock switch is a drunk driving prevention device using a remote control key of a vehicle, characterized in that the power switch for supplying power for the alcohol sensor module for measuring alcohol and the voice recognition module is used in combination. delete The method according to claim 1, The remote control key set is provided with a battery for supplying power to each component, one side is a drunk driving prevention device using a remote control key of a vehicle, characterized in that the charging means for charging the external power supplied. Turning on the power switch of the remote control key set to operate the alcohol detection mode and the voice recognition mode for alcohol measurement; When alcohol measurement and voice measurement are performed through the alcohol sensor module for alcohol measurement and the voice recognition module for driver confirmation within a predetermined time after the power switch of the remote controller key set is turned ON, the alcohol concentration is below a certain level and is already registered. If it is determined to be a human voice, transmitting a signal to a receiver through an RF transmitter; A method of preventing drunk driving using a remote control key of a vehicle, comprising the step of releasing the door lock state in the RKE receiving the signal of the step and controlling the engine to be started by the ECU. Turning ON the power switch of the remote control key set so that the alcohol detection mode for drinking measurement is activated; Transmitting a signal to the receiver through the RF transmitter when the alcohol concentration is determined to be below a certain level when the alcohol measurement is performed through the alcohol sensor module for measuring alcohol within a predetermined time after the power switch of the remote control key set is turned on. Wow; Releasing the door lock state from the RKE receiving the signal of the step; As a result of measuring the drinking state again by using the alcohol measurement module provided in the vehicle, if the alcohol concentration is lower than a certain level, preventing the driving of alcohol using the remote control key of the car, comprising controlling the engine to be started by the ECU. Way.

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