CN1519147A - System of burglarproof device for cars - Google Patents
System of burglarproof device for cars Download PDFInfo
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- CN1519147A CN1519147A CNA031008488A CN03100848A CN1519147A CN 1519147 A CN1519147 A CN 1519147A CN A031008488 A CNA031008488 A CN A031008488A CN 03100848 A CN03100848 A CN 03100848A CN 1519147 A CN1519147 A CN 1519147A
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Abstract
An antitheft system for car is composed of an antitheft unit installed in a car, and a remote controller carried by authorized operator. Said antitheft unit consists of a detecting circuit, a controller, a receiver for receiving the signals at the first frequency, and a transmitter for emitting the signal at the second frequency. Said remote controller comprises a receiver for receiving the signals transmitted by said antitheft unit and a transmitter for emitting the signals at the first frequency to the antitheft unit for executing the predefined functions.
Description
Technical field
The present invention relates to a kind of anti-theft device for vehicle system, particularly a kind of anti-theft device for vehicle system that automatically terminates anti-theft state.
Background technology
Vehicle Anti-Theft System is used widely and is being stoped the vehicle stealing, and it is stolen to prevent to be worth property in the car, prevents that vehicle from going to pot and protect driver and passenger safety in the car.One representative type Vehicle Anti-Theft System mainly comprises a central process unit or a controller, is connected to a plurality of inductors, and these inductors can be in order to the car door of detecting vehicle, vehicle window, and whether baggage container and/or bonnet are opened, moving in vehicle and the car.These inductors can comprise Supersonic and involve microwave mobile detection device, vibration detector, pressure reduction detector and speaker-dependent.In addition, radar also can be used on the position at monitoring vehicle place.When these inductors were triggered, central process unit or the controller signal that gives the alarm immediately was as flicker car light, alert ring loudspeaker or siren horn.In addition, be to be in anti-theft state as vehicle, the oil feed line of vehicle or ignition circuit can be cut off, to prevent that vehicle from illegally being started.
The representative type Vehicle Anti-Theft System comprises a receptor usually and is connected with central process unit or controller, and one or several remote control transmitters and this receptor combined action.For example be disclosed in US Patent No. 4383242.Remote control transmitter can be in order to setting and to remove the anti-theft state of central process unit or controller, or the function of remote control central process unit or controller in the preset distance outside car.
Yet above-mentioned remote control transmitter must be controlled the anti-theft state that could set and remove central process unit or controller passively on one's own initiative through the user, therefore (for example both hands are just being had weight in arms during inconvenient this remote controller of ACTIVE CONTROL of user, can't vacate a hand and control remote controller), the puzzlement of anti-theft state that can't freeing vehicle is just arranged.
Summary of the invention
Main purpose of the present invention provides a kind of intelligent anti-theft device for vehicle system, it is characterized in that this system can detect the close of Authorized operation people (authorized operator) and initiatively remove anti-theft state.
Another object of the present invention provides a kind of intelligent anti-theft device for vehicle system, this system detect the Authorized operation people near after energy self-opening car door.
For reach above-mentioned and other from, mainly comprise a Car Burglar Alarm main body according to the Vehicle Anti-Theft System of the embodiment of the invention and be installed on the vehicle, and a remote controller can be carried by Authorized operation people (authorized operator).This Car Burglar Alarm main body comprises:
One control setup;
One receptor is connected with this control setup, and this receptor has the signal of a first frequency in order to reception; And
One projector can continue to send the signal with a second frequency, and this second frequency is to be different from this first frequency; And
One remote controller comprises an acceptor circuit and a transmission circuit, wherein when the acceptor circuit of this remote controller receives that the projector of this Car Burglar Alarm main body spreads out of the signal with second frequency, this transmission circuit is sent the signal with first frequency, when the receptor of this Car Burglar Alarm main body is received the signal with first frequency, can make this control setup carry out predefined function.
This Car Burglar Alarm main body comprises a burglar detection loop in addition, and the predefined function of this control setup comprises closes this burglar detection loop.
The predefined function of this control setup comprises the self-opening car door.
It is the scope of the about 2-3 meter of center of circle radius that the signal that the projector of this Car Burglar Alarm main body sends is contained with this vehicle.
The projector of this Car Burglar Alarm main body sends signal when only opening in this burglar detection loop.
This first frequency is at the frequency band of about 433.92MHz.
This second frequency is at the frequency band of about 13.56MHz.
This Car Burglar Alarm main body comprises a burglar detection loop, a control setup, a receptor and is connected and a projector with this control setup.This receptor is to receive the signal with a first frequency.This projector is to continue to send the signal with a second frequency, and it is the scope of the about 2-3 meter of center of circle radius that its signal that sends is contained with this vehicle.Send signal when preferably, this projector is only opened in this burglar detection loop.
This remote controller comprises a microprocessor, and this microprocessor comprises an acceptor circuit and a transmission circuit.When this acceptor circuit receive that the projector of this Car Burglar Alarm main body spreads out of have the signal of second frequency the time, this transmission circuit can send have first frequency signal to this receptor, make this control setup carry out predefined function by this, for example close this burglar detection loop and open car door.
In an embodiment of the present invention, this first frequency is chosen in the frequency band of about 433.92MHz, and this second frequency is then selected than the frequency band of low frequency about 13.56MHz, takes this sustainable signal that this has second frequency of launching.
In order to allow above-mentioned and other purposes of the present invention, feature and the advantage can be more obvious, preferred embodiment of the present invention cited below particularly, and cooperate appended diagram, be described in detail below.
Description of drawings
Fig. 1 a is the Car Burglar Alarm agent structure diagram of block according to one embodiment of the invention Vehicle Anti-Theft System;
Fig. 1 b is the remote controller structure diagram of block according to one embodiment of the invention Vehicle Anti-Theft System;
Fig. 2 is a simplified schematic diagram of utilizing this anti-theft system signal to transmit according to one embodiment of the invention.
Embodiment
Fig. 1 a and Fig. 1 b are depicted as Vehicle Anti-Theft System according to an embodiment of the invention, this system mainly comprises a Car Burglar Alarm main body 100 (as shown in Figure 1a) and is installed on the vehicle, and a remote controller 200 (shown in Fig. 1 b) can be carried by Authorized operation people (authorized operator).This Car Burglar Alarm main body 100 comprises a burglar detection loop 108, a control setup 102, a receptor 104 and a projector 106.200 of this remote controllers comprise a microprocessor 202, and this microprocessor comprises acceptor circuit (not being shown among the figure) and transmission circuit (not being shown among the figure).
This control setup 102 can have a central process unit or microprocessor, via the programming control that preestablishes and be stored in central process unit or emblem treater 110 and carry out several functionalities.Generally speaking, this control setup 102 have an input interface 112 and one output interface 114 be connected with this microprocessor 110.This input interface 112 is connected to this burglar detection loop 108, this burglar detection loop 108 comprises several inductors, for example: starting switch (ignition switch) inductor 116, car door inductor 118, baggage container inductor 120, bonnet inductor 122 and vibration sensor 124.Be familiar with present technique person and should be appreciated that, inductor of the present invention is not limited to aforementioned inductor, and the inductor of other vehicle anti-thefts also can be connected to this input interface 112 and reach the function of antitheft induction.114 of this output interfaces are connected to the various anti-joyride devices of vehicle, and it comprises: siren horn 126, central controlled lock 128, indicator 130, parking light 132 and a startup shutoff device 134 and a calling set 136.Be familiar with present technique person and should be appreciated that, anti-joyride device of the present invention is not limited to aforementioned anti-joyride device, and the anti-joyride device of other vehicle anti-thefts also can be connected to output interface 116 of the present invention, and reaches anti-theft feature of the present invention.
With reference to Fig. 1 a, this receptor 104 is provided in a side of on this control setup 102 and is connected to this microprocessor 110.This receptor 104 is the signals that have a first frequency f1 (as shown in Figure 2) in order to reception.
With reference to Fig. 1 a, this projector 106 continues to send the signal with a second frequency f2 (as shown in Figure 2), and wherein this second frequency is to be different from this first frequency.According to one embodiment of the invention, this first frequency is the frequency band at about 433.92MHz, and this second frequency is the frequency band at about 13.56MHz.With reference to Fig. 2, it is the scope of the about 2-3 meter of center of circle radius that the signal that this projector 106 sends can be contained at least with this vehicle, promptly be meant to be in the scope of the about 2-3 meter of center of circle radius with this vehicle, the signal strength that this projector 106 sends is to be enough to make the acceptor circuit of this remote controller 200 to be sensed.
With reference to Fig. 1 b and Fig. 2, when this acceptor circuit receive that the projector 106 of this Car Burglar Alarm main body 100 spreads out of have the signal of second frequency f2 the time, this transmission circuit is sent the signal with first frequency f1, when the receptor 104 of this Car Burglar Alarm main body is received the signal with first frequency f1, can pass a signal and give this microprocessor 110, make this control setup 102 automatically perform predefined function, for example close this burglar detection loop 108 and open car door (opening central controlled lock 128).
Anti-theft device for vehicle of the present invention system is characterised in that the contact of the signal that utilizes two kinds of different frequencies, makes this Car Burglar Alarm main body and this remote controller initiatively link up (communicate), and reaches intelligent automatically controlled purpose.The Authorized operation people that this automatic guidance mechanism not only need not carried this remote controller initiatively can automatically terminate the antitheft mechanism of this Car Burglar Alarm, and the function that can have automatic driving door, help the Authorized operation people of inconvenient remote controller, the people of for example portable full goods, climb up vehicle easily, unload goods on hand again, vacate hand and come remote controller and need not put down part cargo in advance.
Though the present invention discloses with aforementioned preferred embodiment; right its is not in order to limiting the present invention, anyly has the knack of this skill person, without departing from the spirit and scope of the present invention; when can doing various changes and modification, so protection scope of the present invention is as the criterion when looking the claim scope person of defining.
Claims (7)
1, a kind of anti-theft device for vehicle system, it comprises:
One Car Burglar Alarm main body is installed on the vehicle, it is characterized in that this Car Burglar Alarm main body comprises:
One control setup;
One receptor is connected with this control setup, and this receptor has the signal of a first frequency in order to reception; And
One projector can continue to send the signal with a second frequency, and this second frequency is to be different from this first frequency; And
One remote controller comprises an acceptor circuit and a transmission circuit,
Wherein when the acceptor circuit of this remote controller receives that the projector of this Car Burglar Alarm main body spreads out of the signal with second frequency, this transmission circuit is sent the signal with first frequency, when the receptor of this Car Burglar Alarm main body is received the signal with first frequency, can make this control setup carry out predefined function.
2, anti-theft device for vehicle according to claim 1 system is characterized in that this Car Burglar Alarm main body comprises a burglar detection loop in addition, and the predefined function of this control setup comprises closes this burglar detection loop.
3, anti-theft device for vehicle according to claim 1 system is characterized in that the predefined function of this control setup comprises the self-opening car door.
4, anti-theft device for vehicle according to claim 1 system is characterized in that it is the scope of the about 2-3 meter of center of circle radius that signal that the projector of this Car Burglar Alarm main body sends is contained with this vehicle.
5, anti-theft device for vehicle according to claim 1 system, the projector that it is characterized in that this Car Burglar Alarm main body sends signal when only opening in this burglar detection loop.
6, anti-theft device for vehicle according to claim 1 system is characterized in that the frequency band of this first frequency at about 433.92MHz.
7, anti-theft device for vehicle according to claim 1 system is characterized in that the frequency band of this second frequency at about 13.56MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031008488A CN1519147A (en) | 2003-01-23 | 2003-01-23 | System of burglarproof device for cars |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA031008488A CN1519147A (en) | 2003-01-23 | 2003-01-23 | System of burglarproof device for cars |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1519147A true CN1519147A (en) | 2004-08-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA031008488A Pending CN1519147A (en) | 2003-01-23 | 2003-01-23 | System of burglarproof device for cars |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1519147A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102646323A (en) * | 2011-02-16 | 2012-08-22 | 天利合企业股份有限公司 | Remote control system and method for interference prevention, stealing copy prevention and RF signal stability improvement |
| CN101141148B (en) * | 2006-09-06 | 2012-10-10 | 株式会社电装 | Vehicle control system |
-
2003
- 2003-01-23 CN CNA031008488A patent/CN1519147A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101141148B (en) * | 2006-09-06 | 2012-10-10 | 株式会社电装 | Vehicle control system |
| CN102646323A (en) * | 2011-02-16 | 2012-08-22 | 天利合企业股份有限公司 | Remote control system and method for interference prevention, stealing copy prevention and RF signal stability improvement |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |