KR19980077692A - Vehicle remote control theft prevention system - Google Patents

Abstract

According to the present invention, a fingerprint search is performed through a remote controller to set the vehicle to an inoperable state when the user is not a true user and to release the anti-theft protection only by the user's unique key when the remote controller is inoperable or malfunctions. A remote control theft prevention system.

The present invention provides an inquiry fingerprint input unit, a plurality of function selection switches, a remote control system having a remote controller, a memory switch for setting a fingerprint registration procedure, a main fingerprint input unit for inputting a new registration fingerprint, and an inquiry. Remote control means for searching the registered memory according to the fingerprint input signal to determine whether it is registered, generating a warning control signal if it is not registered, and generating a contact release signal if the inquiry fingerprint is a registered fingerprint; A frequency discriminator for detecting a magnetic field frequency at the input of a signal and performing signal processing; and determining the magnetic field frequency signal processed and setting the vehicle to a state capable of driving when the key is a true key or when the contact release signal is input. If the alarm is not a key, or if a warning control signal is input, it generates an alarm operation signal. And control means for setting the contact to the vehicle in a state incapable of driving.

Description

Vehicle remote control theft prevention system

The present invention relates to a remote control anti-theft system for a vehicle, and in particular, even if the remote controller identifies the true user by fingerprint identification, the door lock, the start motor and the power supply of the vehicle are set to an inoperable state and the remote controller is disabled. The present invention relates to a vehicle remote control anti-theft system that can release the anti-theft protection only by the user's unique key in the event of inoperability or malfunction.

Recently, a car audio device or a CD player, a car phone or a mobile phone installed in a vehicle is stolen, or the vehicle itself is stolen for use in crime.

Accordingly, the vehicle keylock device employs a reliable structure or incorporates an anti-theft device or fingerprint recognition device equipped with an impact sensor to identify a true user. However, the built-in fingerprint reader can identify the perfect user, but it only prevents theft of the vehicle and prevents theft of valuable items in the room.

Therefore, it is required to determine whether the user is a true user in the state of blocking the entry of the vehicle.

Recently, a burglar alarm is integrally integrated with a wireless remote starter so that the burglar alarm rings if it is not a legitimate start.

In this case, the alarm sound generated from the alarm device is a factor of noise induction, and the tone of the alarm sound is determined by whether the alarm device is activated in the vehicle because all theft alarm devices are the same. I have a difficult problem.

In addition, even if the burglar alarm device is driven through the remote starter, the car is often stolen by releasing it. Furthermore, when the remote starter is lost, there is no way to prepare for theft at all.

Accordingly, the present invention has been made in view of the problems of the prior art, and its object is to identify the true user by fingerprint identification even in the remote controller, so that the door lock, start motor, and power supply of the vehicle are inoperable when the user is not the true user. It is to provide a remote control anti-theft system for a vehicle that can be released by the user's unique key when the remote controller is inoperable or malfunctioning.

1 is a schematic block diagram of a remote control anti-theft system for a vehicle according to the present invention;

2 is a control flow diagram of the system shown in FIG.

* Explanation of symbols for the main parts of the drawings

1: remote control system 2: remote controller

3: Operation switch 4: AUTO switch

5: door lock switch 6: engine switch

7: Inquiry fingerprint input unit 11: Remote control unit

12: main fingerprint input unit 13: memory switch

14 ECU 15 Frequency discriminator

16: user switch 17: warning diagnosis unit

18 display 19 contact portion

20: door lock relay 21: power supply

22: start motor relay 23: key

24: Magnetic Chip 25: Registration Memory

In order to achieve the above object, the present invention provides an inquiry fingerprint input unit for inputting a fingerprint for inquiry, a plurality of function selection switches required for door lock, engine start and air conditioner operation, and modulates the input signal into a radio signal and outputs it. A remote control system having a remote controller for controlling the operation, a memory switch for setting a fingerprint registration procedure, a main fingerprint input unit for inputting a new registration fingerprint, and a registration memory for registering the input fingerprint; Search for the registered memory according to the inquiry fingerprint input signal transmitted wirelessly, and determine whether to register. If an inquiry fingerprint is not registered for a predetermined number of times, a warning control signal is generated and the inquiry fingerprint is a registered fingerprint. Remote control means for generating a contact release signal and a unique magnetic field frequency. A key having a magnetic piece embedded therein, a frequency discriminator for detecting a magnetic field frequency upon input of the key, and performing signal processing; and checking whether the processed magnetic field frequency signal matches a magnetic field frequency unique to the vehicle. If the key is determined to be a true key or the contact release signal is input, the vehicle is set to run, and if the key is not a key or a warning control signal is input, an alarm operation signal is generated and the vehicle is operated. Provided is a vehicle remote control anti-theft system, characterized in that the control means for setting the contact in a non-driving state.

In addition, the control unit continuously sets the door in the unlocked state, starts the engine, operates the air conditioner in response to the first switch of the plurality of function selection switches, in response to the contact release signal, and operates the door in response to the second switch. It is set to the unlocked state, characterized in that for generating a control signal for starting the engine and operating the air conditioner in response to the third switch.

As described above, in the present invention, in addition to the main fingerprint input unit provided in the anti-theft system installed in the room, a remote fingerprint controller may be embedded in the remote controller to wirelessly identify the user by fingerprint identification from the outside. Therefore, if the user is not a true user, set the door lock, start motor and power supply of the vehicle to the inoperable state, and if the remote controller is inoperable or malfunctioning, the anti-theft protection can be released only by the user's unique key. Increased reliability

(Example)

Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings.

1 is a schematic block diagram of a remote control anti-theft system for a vehicle according to the present invention, and FIG. 2 is a control flowchart of the system shown in FIG.

First, referring to FIG. 1, a vehicle remote control anti-theft system according to the present invention includes an inquiry fingerprint input unit 7 for inputting a fingerprint for inquiry into a separate remote control system 1, a door lock relay 20, and an engine start. Start motor relay 22 and a plurality of function selection switches 4-6 required for air conditioner operation, and a remote controller 2 for controlling the modulated output of the input signal into a radio signal. .

The present invention also provides a memory switch 13 for setting a fingerprint registration procedure in a vehicle, a main fingerprint input unit 12 for inputting a new registration fingerprint, and a registration memory 25 for registering the input fingerprint. And search for the registered memory according to the inquiry fingerprint input signal transmitted wirelessly to determine whether to register, and generate a warning control signal when the inquiry fingerprint is not registered more than three times. And a key 23 into which the remote control unit 11 which generates a contact release signal when the inquiry fingerprint is a registered fingerprint, a magnetic piece 24 which can generate a unique magnetic field frequency, and the key 23 A frequency discriminator (15) which detects a magnetic field frequency at the input of a signal and performs signal processing, and checks whether the signal-processed magnetic field frequency signal matches the magnetic field frequency inherent to the vehicle. If it is determined that the key is a true key or the contact release signal is input, the vehicle is set to run, and if the key is not a key or a warning control signal is input, an alarm operation signal is generated and the vehicle is operated. The ECU 14 for setting the contact in the non-driving state, the door lock relay 20, the start motor relay 22, and the power supply unit 21 are set in an inoperative state according to the warning control signal. The door lock relay 20, the start motor relay 22, and the contact unit 19 for setting the power supply unit 21 in an operable state in accordance with the tact release signal.

In addition, the ECU 14 sets the door to the unlocked state, starts the engine, and turns on the air conditioner in response to the first switch (AUTO S / W) 4 of the plurality of function selection switches in succession to the contact release signal. Control signal for starting the engine and operating the air conditioner in response to the second switch (DS / W) 5 and setting the door to an unlocked state, and responding to the third switch (ES / W) 6. Occurs.

The operation of the vehicle remote control anti-theft system according to the present invention configured as described above will be described in detail with reference to FIG.

The fingerprint registration procedure S1 for user confirmation is performed through the remote control unit 11. First, the key 23 is inserted, the memory switch 13 is pressed, and the fingerprint is input to the main fingerprint input unit 12, and the registration is performed in the fingerprint registration memory 25. Then, when the memory switch 13 is turned off and the user switch 16 is turned on, the remote control system 1 is made operable.

Thereafter, when the operation switch 3 of the remote controller is turned off, the vehicle can be manually operated only when the vehicle-specific key 23 having the magnetic chip 24 is used.

Therefore, if the ECU 14 determines that the magnetic field frequency of the key detected through the frequency discriminator 15 does not use the unique key 23 having the unique magnetic field frequency, the warning contact signal to the port contact unit 19 is displayed. Outputs the door lock relay 20, the start motor relay 22 and the power supply unit 21 (S15-S18), and in the case of a true unique key, the door lock relay 20, the start motor relay 22 and The power supply unit 21 is turned on and set to a usable state (S19-S21).

If the remote control operation switch 3 is in the on state, the inquiry fingerprint input unit 7 of the remote control system 1 is in the on state (S3). Thereafter, if the input fingerprint is not in the registered fingerprint, it is determined whether the fingerprint is the same as the inquiry fingerprint three or more times (S4, S12). ) Accordingly, a warning sound is issued to the vehicle and the remote controller 2 through the alarm, and the warning text is displayed (S13). Subsequently, the contact unit 19 is operated for 3 hours to set the vehicle to an inoperable state (S14).

On the other hand, when the inquiry fingerprint input is in the registered fingerprint, the contact unit 19 is released and subsequently, which of the function switches 4-6 of the remote control system 1 to be input is sequentially determined to be in an on state ( S6-S8).

As a result of the determination, the door is set to the unlocked state in response to the first switch (AUTO S / W) 4, the engine is started, the air conditioner is operated, and the door is responded to the second switch (DS / W) 5. Set to the unlocked state, and generates a control signal for starting the engine and operating the air conditioner in response to the third switch (ES / W) 6 (S9-S11).

As described above, in the present invention, in addition to the main fingerprint input unit provided in the anti-theft system installed in the room, a remote fingerprint controller may be embedded in the remote controller to wirelessly identify the user by fingerprint identification from the outside. Therefore, if the user is not a true user, set the door lock, start motor and power supply of the vehicle to the inoperable state, and if the remote controller is inoperable or malfunctioning, the anti-theft protection can be released only by the user's unique key. Increased reliability

In the above, the present invention has been illustrated and described with reference to specific preferred embodiments, but the present invention is not limited to the above-described embodiments and is not limited to the spirit of the present invention. Various changes and modifications can be made by those who have

Claims (2)

Remote with a fingerprint input unit for inputting the fingerprint for inquiry, a plurality of function selection switch for door lock, engine start and air conditioner operation, and a remote controller for controlling to modulate and output the input signal into a radio signal A control system, a memory switch for setting a fingerprint registration procedure, a main fingerprint input unit for inputting a new registration fingerprint, and a registration memory for registering the input fingerprint, the inquiry fingerprint input signal transmitted wirelessly Remote control means for retrieving the registered memory and determining whether it is registered, generating a warning control signal if the inquiry fingerprint is not registered more than a set number of times, and generating a contact release signal if the inquiry fingerprint is a registered fingerprint. A key into which a magnetic piece capable of generating a unique magnetic field frequency is embedded; A frequency discriminator for detecting a magnetic field frequency and performing signal processing, and checking whether the processed magnetic field frequency signal coincides with a unique magnetic field frequency of the vehicle to determine whether the key is a unique key of the vehicle or the true key. Control means for setting the vehicle to be in a running state when a signal is input, and generating an alarm operation signal at the same time when the vehicle is capable of running, and when a warning key is input. Vehicle remote control anti-theft system, characterized in that consisting of. The second switch of claim 1, wherein the control unit sets the door to an unlocked state, starts the engine, and operates the air conditioner in response to the first switch of the plurality of function selection switches in succession to the contact release signal. In response to the door being set to the unlocked state, and generating a control signal for starting the engine and operating the air conditioner in response to the third switch.