CN105151168A - Wireless sensing anti-theft system and method - Google Patents
Wireless sensing anti-theft system and method Download PDFInfo
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- CN105151168A CN105151168A CN201510617467.5A CN201510617467A CN105151168A CN 105151168 A CN105151168 A CN 105151168A CN 201510617467 A CN201510617467 A CN 201510617467A CN 105151168 A CN105151168 A CN 105151168A
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Abstract
The invention relates to the fields of safety and theft resistance, and discloses a wireless sensing anti-theft system and method. The wireless sensing anti-theft system comprises a remote controller and an anti-theft device mounted in an electric vehicle, wherein the remote controller comprises a first radio-frequency transceiver and a control chip, and the control chip is connected with the radio-frequency transceiver and used for controlling the radio-frequency transceiver to periodically transmit a heartbeat signal; the anti-theft device comprises a second radio-frequency transceiver and a processing chip, wherein the second radio-frequency transceiver is connected with the processing chip and used for transmitting a first notifying signal to the processing chip when the second radio-frequency transceiver does not receive the heartbeat signal transmitted by the first radio-frequency transceiver in a preset duration, the processing chip is connected with an electric switch of the electric vehicle and a controller of the electric vehicle, when the processing chip receives the notifying signal, the wireless sensing anti-theft system is switched into an anti-theft mode. According to the wireless sensing anti-theft system and method, the electric vehicle can be automatically switched into the anti-theft mode under the situation that a user is far away from the electric vehicle, so that the purpose of theft resistance is better achieved.
Description
Technical field
The present invention relates to safe antitheft field, particularly a kind of wireless induction anti-theft system and method.
Background technology
In society, theft crime case remains incessant after repeated prohibition, and theft has become people and to be injured one of maximum criminal offence.Day by day universal along with battery-driven car, the stolen event of battery-driven car also occurs again and again, because the detection work of battery-driven car theft is very difficult, evidence is difficult to grasp, and it is less that battery-driven car recovers probability, makes electric vehicle anti-theft more and more by people are paid close attention to.The antitheft means of existing battery-driven car need artificial manual locking and unblock mostly, operate cumbersome, use inconvenience, can not meet consumers' demand, and cannot realize automatic antitheft function.
Summary of the invention
The object of the present invention is to provide a kind of wireless induction anti-theft system and method, make battery-driven car spontaneous can enter anti-theft modes, thus play effect antitheft preferably.
For solving the problems of the technologies described above, embodiments of the present invention provide a kind of wireless induction anti-theft system, comprise: remote controller and anti-joyride device, and wherein, anti-joyride device is installed in battery-driven car;
Remote controller comprises: the first RF transceiver and control chip, and control chip is connected with RF transceiver, controls RF transceiver and periodically sends heartbeat signal;
Anti-joyride device comprises: the second RF transceiver and process chip;
Second RF transceiver is connected with process chip, when the second RF transceiver does not receive the heartbeat signal sent from the first RF transceiver in preset duration, sends the first notification signal to process chip;
Electric switch and the controller of process chip and battery-driven car are connected, and process chip, when notified signal, enters anti-theft modes.
Embodiments of the present invention additionally provide a kind of wireless induction theft preventing method, comprise following steps:
Remote controller periodically sends heartbeat signal with the first emissive power preset;
If the anti-joyride device be installed in battery-driven car does not receive the heartbeat signal sent from remote controller in preset duration, then enter anti-theft modes;
Wherein, under anti-theft modes, anti-joyride device, by the electric switch of battery-driven car and the control of controller, forbids starting of battery-driven car.
Embodiment of the present invention in terms of existing technologies, in battery-driven car, anti-joyride device is installed, the control chip of remote controller is connected with the first RF transceiver, and the process chip of anti-joyride device is connected with the electric switch of battery-driven car and controller, and is connected with the second RF transceiver.The control chip of remote controller controls the first RF transceiver and periodically sends heartbeat signal, when the second RF transceiver does not receive the heartbeat signal sent from the first RF transceiver in preset duration, the first notification signal is sent to process chip, when process chip receives the first notification signal, then anti-joyride device enters anti-theft modes.In this way, adopt radio-frequency technique, when making remote controller distance battery-driven car nearer, anti-joyride device can receive the heartbeat signal that remote controller sends, and now anti-joyride device does not enter anti-theft modes; When user is away from battery-driven car, namely when remote controller distance battery-driven car is far away, anti-joyride device can not receive the heartbeat signal that remote controller sends, now anti-joyride device enters anti-theft modes, thus make user when away from battery-driven car, battery-driven car can be spontaneous enter anti-theft modes, to play object antitheft preferably.
In addition, anti-joyride device also comprises: the buzzer phone be connected with process chip, process chip is also under anti-theft modes, the command signal for reporting to the police is sent to buzzer phone, thus make lawless person when stealing battery-driven car, trigger piping, to cause the attention of periphery crowd timely of buzzer phone, to make lawless person dare not take further action, thus reach the object of electric vehicle anti-theft.
In addition, anti-joyride device also comprises: the Warning light be connected with process chip, process chip is also under anti-theft modes, the command signal for reporting to the police is sent to Warning light, thus the attention of periphery crowd can be caused timely, to prevent the larceny of lawless person, reach the object of electric vehicle anti-theft.
In addition, remote controller also comprises: at least one physical button.Physical button is connected with control chip signal, and control chip, also for when detecting that physical button is pressed, controls the first RF transceiver to the second RF transceiver sending controling instruction.Wherein, the emissive power of control command is greater than the emissive power of heartbeat signal, thus makes user when distance battery-driven car is far away, still can be controlled battery-driven car by remote controller, operate comparatively simple and convenient.
In addition, process chip is also connected with the startup push button signalling of battery-driven car, process chip is also for entering or exit vehicle launch pattern according to the state starting button, thus anti-joyride device can be responded according to the associative operation of user, while reinforcement anti-theft feature, user friendly operation.
Accompanying drawing explanation
Fig. 1 is the terminal schematic diagram according to the wireless induction anti-theft system in first embodiment of the invention;
Fig. 2 is the diagram of circuit according to the wireless induction theft preventing method in third embodiment of the invention;
Fig. 3 is the diagram of circuit according to the wireless induction theft preventing method in four embodiment of the invention.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, the embodiments of the present invention are explained in detail.But, persons of ordinary skill in the art may appreciate that in each embodiment of the present invention, proposing many ins and outs to make reader understand the application better.But, even without these ins and outs with based on the many variations of following embodiment and amendment, each claim of the application technical scheme required for protection also can be realized.
First embodiment of the present invention relates to a kind of wireless induction anti-theft system, as shown in Figure 1, comprises: remote controller and anti-joyride device, and be installed on by anti-joyride device in battery-driven car, remote controller is carried with by user.
Wherein, remote controller comprises: the first RF transceiver and control chip, control chip is connected with RF transceiver.Anti-joyride device comprises: the second RF transceiver and process chip, and electric switch and the controller of process chip and battery-driven car are connected, and the second RF transceiver is connected with process chip.
The control chip of remote controller controls the first RF transceiver and periodically sends heartbeat signal.Second RF transceiver of anti-joyride device is for receiving the heartbeat signal sent from the first RF transceiver.When the second RF transceiver does not receive the heartbeat signal sent from the first RF transceiver in preset duration, send the first notification signal to process chip, process chip, when notified signal, enters anti-theft modes.
Wherein, the first RF transceiver sends cycle of heartbeat signal, emissive power can be all Default Value, pre-enters setting by producer, as the cycle be 0.5s, emissive power is-3db.First notification signal can be impulse singla, and after process chip receives an impulse singla, then anti-joyride device enters anti-theft modes.Under anti-theft modes, the electric switch that process chip controls battery-driven car is in off condition, and controller process illegal state, battery-driven car cannot start.
Because anti-joyride device is installed in battery-driven car, therefore when user is when using battery-driven car or distance battery-driven car is nearer, namely represent that remote controller distance battery-driven car is comparatively near, anti-joyride device can receive the heartbeat signal that remote controller sends, now battery-driven car is safer, does not need to enter anti-theft modes.When user is away from battery-driven car, during to make remote controller distance battery-driven car far away, anti-joyride device can not receive the heartbeat signal that remote controller sends, now safety of electric vehicle is lower, then the electric switch of process chip control battery-driven car is in off condition, controller process illegal state, battery-driven car cannot start, and anti-joyride device enters anti-theft modes.Like this, adopt radio frequency technology, make user when away from battery-driven car, what battery-driven car can be spontaneous enters anti-theft modes, to play object antitheft preferably.
The second RF transceiver in present embodiment is also for when receiving the heartbeat signal sent from the first RF transceiver, and send the second notification signal to process chip, process chip also for when receiving the second notification signal, exits anti-theft modes.As, when the second RF transceiver does not receive the heartbeat signal sent from the first RF transceiver in preset duration, when being in anti-theft modes to make battery-driven car, when the second RF transceiver receives the heartbeat signal sent from the first RF transceiver again, then represent that user distance battery-driven car is nearer, may need to use battery-driven car trip, now process chip controls battery-driven car electric switch and is in on-state, controller is in enable state, anti-joyride device exits anti-theft modes, to be user-friendly to battery-driven car trip.
It is worth mentioning that, the process chip in anti-joyride device in present embodiment, can also be made to be connected with the startup push button signalling of battery-driven car, can enter according to the state starting button or exit start-up mode to make process chip.As, start button when being pressed, then start button and produce signal, and this signal is sent to process chip, treater notification controller can starter motor; When startup button is not pressed, then start button and do not produce signal, process chip does not receive the signal of self-starting button, then controller not starter motor, thus reaches the object avoiding user to cause danger because of error starting.
Anti-joyride device in present embodiment can also comprise the buzzer phone and Warning light that are connected with process chip, thus causes the attention of periphery crowd timely, to prevent the larceny of lawless person, reaches the object of electric vehicle anti-theft.Under anti-theft modes, process chip can also to the command signal of buzzer phone transmission for reporting to the police; And/or send the command signal for reporting to the police to Warning light.As, when lawless person is when stealing battery-driven car, by triggering buzzer phone sounding and/or lighting Warning light, to prevent the larceny of lawless person.
Second embodiment of the present invention relates to a kind of wireless induction anti-theft system.Second embodiment is improved on the basis of the first embodiment, and main improvements are: in second embodiment of the invention, and remote controller also comprises: at least one physical button.Physical button is connected with control chip signal, control chip is also for when detecting that physical button is pressed, control the first RF transceiver is greater than control command from heartbeat signal emissive power to the second RF transceiver transmission emissive power, thus make user when distance battery-driven car is far away, still can be controlled battery-driven car by remote controller, operate comparatively simple and convenient.
Wherein, different physical button is separately to there being a control command, and as the physical button for seeking car, its control command can be trigger battery-driven car buzzer phone sounding; For exiting the physical button of anti-theft modes, its control command can be then control battery-driven car electric switch to be in on-state, and controller is in enable state.
Specifically, remote controller can also be provided with one or more physical button, as being provided with one for seeking the physical button of car, when user finds less than battery-driven car, then press the physical button for seeking car, remote controller is with larger power sending controling instruction, the control command receiving remote controller to make anti-joyride device and send, when anti-joyride device receives control command, then triggers buzzer phone sounding, to make user can according to sound source, quick position also searches out battery-driven car.
It should be noted that, in present embodiment, by two kinds of emissive powers (emissive power of control command and the emissive power of heartbeat signal), theft management is carried out to battery-driven car.When user distance battery-driven car is far away, when pressing the physical button of remote controller, remote controller is with larger power sending controling instruction, to realize longer-distance distant control function, reach control anti-joyride device to exit anti-theft modes or seek the object of car, thus make user when distance battery-driven car is far away, still can be controlled battery-driven car by remote controller, operate comparatively simple and convenient.
Each module involved in present embodiment is logic module, and in actual applications, a logical block can be a physical location, also can be a part for a physical location, can also realize with the combination of multiple physical location.In addition, in order to outstanding innovative part of the present invention, the unit not too close with solving technical matters relation proposed by the invention is not introduced in present embodiment, but this does not show the unit that there is not other in present embodiment.
Third embodiment of the invention relates to a kind of wireless induction alarm method, and the basis of wireless induction anti-theft system is implemented, and as shown in Figure 2, step is as follows for idiographic flow:
Step 301, remote controller sends heartbeat signal.
Specifically, remote controller controls the first RF transceiver by control chip and periodically sends heartbeat signal with the first emissive power preset.Wherein, the first emissive power can be in the position in battery-driven car according to the radio-frequency antenna of anti-joyride device and this anti-joyride device, be set in advance in remote controller, if emissive power is-3db; Transmission cycle of heartbeat signal or can go out manufacturer and pre-enters in remote controller, if the cycle is 0.5s by user.
Step 302, wireless induction anti-theft system judges whether anti-joyride device receives heartbeat signal in preset duration.If then perform step 301, otherwise perform step 303.
Specifically, the heartbeat signal power limited that remote controller sends, when user is when using battery-driven car or distance battery-driven car is nearer, namely represent that remote controller distance battery-driven car is comparatively near, anti-joyride device can receive the heartbeat signal that remote controller sends; When user is away from battery-driven car, during to make remote controller distance battery-driven car far away, anti-joyride device just can not receive the heartbeat signal that remote controller sends.
Step 303, anti-joyride device enters anti-theft modes.
Specifically, the process chip of anti-joyride device is connected with the electric switch of battery-driven car and controller, when anti-joyride device enters anti-theft modes, can be that process chip controls the electric switch of battery-driven car and is in off condition, controller process illegal state, battery-driven car can not start, to reach the object of electric vehicle anti-theft.
Step 304, judges whether anti-joyride device receives heartbeat signal.If so, then anti-joyride device exits anti-theft modes, otherwise performs step 304.
In step 302 to step 303, when the second RF transceiver does not receive the heartbeat signal sent from the first RF transceiver in preset duration, when being in anti-theft modes to make battery-driven car, then show that user distance battery-driven car is far away.When the second RF transceiver receives the heartbeat signal sent from the first RF transceiver again, then represent that user distance battery-driven car is comparatively near, may need to use battery-driven car trip.
Step 305, anti-joyride device exits anti-theft modes.
Specifically, it can be that process chip control battery-driven car electric switch is in on-state that anti-joyride device exits anti-theft modes, and controller is in enable state, to be user-friendly to battery-driven car trip.
In present embodiment, because anti-joyride device is installed in battery-driven car, therefore when user is when using battery-driven car or distance battery-driven car is nearer, namely represent that remote controller distance battery-driven car is nearer, anti-joyride device can receive the heartbeat signal that remote controller sends, now battery-driven car is safer, does not need to enter anti-theft modes.When user is away from battery-driven car, during to make remote controller distance battery-driven car far away, anti-joyride device can not receive the heartbeat signal that remote controller sends, now safety of electric vehicle is lower, then anti-joyride device enters anti-theft modes, the electric switch that process chip controls battery-driven car is in off condition, and controller process illegal state, battery-driven car cannot start.Like this, adopt radio frequency technology, make user when away from battery-driven car, what battery-driven car can be spontaneous enters anti-theft modes, to play object antitheft preferably.
Be not difficult to find, present embodiment is the embodiment of the method corresponding with the first embodiment, and present embodiment can be worked in coordination with the first embodiment and be implemented.The relevant technical details mentioned in first embodiment is still effective in the present embodiment, in order to reduce repetition, repeats no more here.Correspondingly, the relevant technical details mentioned in present embodiment also can be applicable in the first embodiment.
Four embodiment of the invention relates to a kind of wireless induction theft preventing method, and idiographic flow as shown in Figure 3.4th embodiment is improved on the basis of the 3rd embodiment, main improvements are: in four embodiment of the invention, after entering anti-theft modes, remote controller, when detecting that the physical button on this remote controller is pressed, sends the control command corresponding with the physical button be pressed with the second emissive power preset; Wherein, the second emissive power is greater than the first emissive power, and control command performs corresponding operation for controlling anti-joyride device, thus makes user when distance battery-driven car is far away, still can be controlled battery-driven car by remote controller, operate comparatively simple and convenient.
Step 401 in present embodiment is roughly the same to step 303 with the step 301 in the 3rd embodiment to step 403, step 406 is roughly the same to step 305 with the step 304 in the 3rd embodiment to step 407, in order to reduce repetition, repeating no more here, only describing different piece below.
Step 404, wireless induction anti-theft system judges whether the physical button on remote controller is pressed, if then perform step 405, otherwise performs step 406.
Wherein, the keypress function of physical button can be the function in default setting, also can by User Defined, as physical button function setting exited anti-theft modes or enters seek car pattern for controlling anti-joyride device.
Step 405, remote controller sends the control command corresponding with the physical button be pressed.
Specifically, remote controller sends the control command corresponding with the physical button be pressed with the second emissive power preset.Wherein, the second emissive power is greater than the first emissive power, and control command performs corresponding operation, as exited anti-theft modes for controlling anti-joyride device.
When user distance battery-driven car is far away, when pressing the physical button of remote controller, remote controller increases emissive power, with larger power sending controling instruction, to realize longer-distance distant control function, reaches control anti-joyride device and exits anti-theft modes or seek the object of car.
The step of various method divides above, just in order to be described clearly, can merge into a step or splitting some step, being decomposed into multiple step, when realizing as long as comprise identical logical relation, all in the protection domain of this patent; To adding inessential amendment in algorithm or in flow process or introducing inessential design, but the core design not changing its algorithm and flow process is all in the protection domain of this patent.
Because the second embodiment and present embodiment are mutually corresponding, therefore present embodiment can be worked in coordination with the second embodiment and be implemented.The relevant technical details mentioned in second embodiment is still effective in the present embodiment, and the technique effect that can reach in this second embodiment can realize in the present embodiment too, in order to reduce repetition, repeats no more here.Correspondingly, the relevant technical details mentioned in present embodiment also can be applicable in the second embodiment.
Persons of ordinary skill in the art may appreciate that the respective embodiments described above realize specific embodiments of the invention, and in actual applications, various change can be done to it in the form and details, and without departing from the spirit and scope of the present invention.
Claims (10)
1. a wireless induction anti-theft system, is characterized in that, comprises: remote controller and anti-joyride device, and wherein, described anti-joyride device is installed in battery-driven car;
Described remote controller comprises: the first RF transceiver and control chip, and described control chip is connected with described RF transceiver, controls described RF transceiver and periodically sends heartbeat signal;
Described anti-joyride device comprises: the second RF transceiver and process chip;
Described second RF transceiver is connected with described process chip, when described second RF transceiver does not receive the heartbeat signal sent from described first RF transceiver in preset duration, sends the first notification signal to described process chip;
Electric switch and the controller of described process chip and described battery-driven car are connected, and described process chip, when receiving described notification signal, enters anti-theft modes.
2. wireless induction anti-theft system according to claim 1, is characterized in that, described second RF transceiver also for when receiving the heartbeat signal sent from described first RF transceiver, sends the second notification signal to described process chip;
Described process chip, also for when receiving described second notification signal, exits described anti-theft modes.
3. wireless induction anti-theft system according to claim 2, is characterized in that, described anti-joyride device also comprises: the buzzer phone be connected with described process chip;
Described process chip, also under described anti-theft modes, sends the command signal for reporting to the police to described buzzer phone.
4. wireless induction anti-theft system according to claim 1, is characterized in that, described anti-joyride device also comprises: the Warning light be connected with described process chip;
Described process chip, also under described anti-theft modes, sends the command signal for reporting to the police to described Warning light.
5. wireless induction anti-theft system according to claim 1, is characterized in that, described remote controller also comprises: at least one physical button;
Described physical button is connected with described control chip signal;
Described control chip, also for when detecting that described physical button is pressed, controls described first RF transceiver to described second RF transceiver sending controling instruction; Wherein, the emissive power of described control command is greater than the emissive power of described heartbeat signal.
6. wireless induction anti-theft system according to claim 1, is characterized in that, described process chip is also connected with the startup push button signalling of described battery-driven car;
Described process chip is also for entering or exit vehicle launch pattern according to the state of described startup button.
7. a wireless induction theft preventing method, is characterized in that, comprises following steps:
Remote controller periodically sends heartbeat signal with the first emissive power preset;
If the anti-joyride device be installed in battery-driven car does not receive the heartbeat signal sent from described remote controller in preset duration, then enter anti-theft modes;
Wherein, under described anti-theft modes, described anti-joyride device, by the electric switch of described battery-driven car and the control of controller, forbids starting of described battery-driven car.
8. wireless induction theft preventing method according to claim 7, is characterized in that, also comprise following steps:
After entering described anti-theft modes, if described anti-joyride device receives the heartbeat signal sent from described remote controller, then exit described anti-theft modes.
9. wireless induction theft preventing method according to claim 7, is characterized in that, also comprise following steps:
After entering described anti-theft modes, described remote controller, when detecting that the physical button on this remote controller is pressed, sends the control command corresponding with the physical button be pressed with the second emissive power preset; Wherein, described second emissive power is greater than described first emissive power, and described control command performs corresponding operation for controlling described anti-joyride device.
10. wireless induction theft preventing method according to claim 7, is characterized in that, described first emissive power is in the position in described battery-driven car according to the radio-frequency antenna of described anti-joyride device and this anti-joyride device, be set in advance in described remote controller.
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| CN201510617467.5A CN105151168B (en) | 2015-09-24 | 2015-09-24 | A kind of wireless induction burglary-resisting system and method |
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| CN201510617467.5A CN105151168B (en) | 2015-09-24 | 2015-09-24 | A kind of wireless induction burglary-resisting system and method |
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| Publication number | Publication date |
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| CN105151168B (en) | 2019-04-12 |
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