CN104021640A - Antitheft control device and control method for digital display product - Google Patents
Antitheft control device and control method for digital display product Download PDFInfo
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- CN104021640A CN104021640A CN201410129971.6A CN201410129971A CN104021640A CN 104021640 A CN104021640 A CN 104021640A CN 201410129971 A CN201410129971 A CN 201410129971A CN 104021640 A CN104021640 A CN 104021640A
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Abstract
The invention discloses an antitheft control device and control method for a digital display product. The antitheft control device comprises a master control device and a plurality of antitheft sensors which are fixedly connected with displayed digital products respectively. The antitheft sensor comprises a first housing. The first housing is internally provided with a microprocessor, a first wireless transceiver and a second wireless transceiver. A first alarm is arranged on the first housing. The master control device comprises a second housing. The second housing is internally provided with a controller, a third wireless transceiver and a fourth wireless transceiver. According to the antitheft control device and the control method in the invention, by utilizing the method of combining wireless signal binding, distance measuring and wireless long/short distance alarming, the antitheft reliability is higher, installation and maintenance are simpler, and user experience effect is better; and clients are allowed to experience displayed products at zero distance, thereby realizing the characteristic of open-shelf experience in a true sense.
Description
Technical field
The present invention relates to digital displaying device technical field, especially relate to anti-theft control device and the control method of the digital code exhibiting product of a kind of reliability, good stability.
Background technology
At present, on market, conventional display of digital product equipment is to adopt wired anti-theft technique to carry out antitheft.Although the method can play antitheft effect to a certain extent, has following shortcoming: use inconvenience, affect client's experience; Need to more wire, connect the various piece of burglary-resisting installation, not attractive in appearance, can bring certain difficulty to installation and maintenance; Anti-theft signal is by wire transmission, and As time goes on, wire can be aging, wearing and tearing, and even fracture, can cause the generation of the problems such as false alarm or malfunction; The operation of installing and packing up digital code exhibiting product is cumbersome, time-consuming, effort, easily make mistakes.
Chinese patent mandate publication number CN202221605U, authorize and disclose a kind of burglar alarm for display of digital product open day on May 16th, 2012, described burglar alarm for display of digital product comprises warning microcontroller, power circuit, buzzer circuit, power circuit is warning microcontroller, buzzer circuit provides power supply, warning microcontroller forms circuit with buzzer circuit and is connected, warning microcontroller is connected with a LED circuit, warning microcontroller is also connected with warning inductor circuit, the signal output signal that warning microcontroller produces according to warning inductor makes LED flicker, also output signal drives buzzer sounding simultaneously.This utility model adopts wired anti-theft technique, exists and uses inconvenience, the deficiency of poor reliability.
Summary of the invention
The present invention is inconvenient in order to overcome the use of display of digital product device of the prior art, and the deficiency of poor reliability provides anti-theft control device and the control method of the digital code exhibiting product of a kind of reliability, good stability.
To achieve these goals, the present invention is by the following technical solutions:
An anti-theft control device for digital code exhibiting product, comprises the antitheft inductor that master control set and several are fixed together with the digital product being demonstrated respectively; Described antitheft inductor comprises the first housing, is provided with microprocessor, the first wireless transceiver and the second wireless transceiver in the first housing, and the first housing is provided with the first alarm; Described master control set comprises the second housing, is provided with controller, the 3rd wireless transceiver and the 4th wireless transceiver in the second housing, and the second housing is provided with the second alarm; Described microprocessor is electrically connected to the first wireless transceiver, the second wireless transceiver and the first alarm respectively, and described controller is electrically connected to the 3rd wireless transceiver, the 4th wireless transceiver and the second alarm respectively.
Described the first wireless transceiver is connected by wireless mode with the 3rd wireless transceiver, and described the second wireless transceiver is connected by wireless mode with the 4th wireless transceiver.
Master control set is placed on the center of the exhibiting devices such as showcase conventionally, thereby makes the anti-thefting monitoring scope of master control set be spheric.
First antitheft inductor of the present invention is bound with master control set, and after binding, antitheft inductor and master control set enter wireless anti-theft state; Then, by each antitheft inductor digital product that sticky note is demonstrated to each respectively, and the digital product that each is demonstrated is positioned over apart from the showcase in master control set gauged distance M; In each shop, can place a plurality of master control sets, each master control set is bound mutually with several antitheft inductors respectively; Client does not understand the binding relationship between master control set and antitheft inductor conventionally, thereby has improved the anti-damage ability of anti-theft control device of the present invention, and antitheft reliability of the present invention, stability are higher.
Controller is controlled the 3rd wireless transceiver and is sent wireless signal to the first wireless transceiver circulation, and micro processor loop detects the signal intensity that the first wireless transceiver receives, and obtains the distance value d between master control set and antitheft inductor;
As d >=M, microprocessor is controlled the first alarm and is sent alerting signal, and microprocessor constitutes alert data bag by the ID of distance value d and described antitheft inductor, and microprocessor is controlled the second wireless transceiver and sent alert data bag to the 4th wireless transceiver; Controller receives that by the 4th wireless transceiver, after alert data bag, controller is controlled the second alarm and sent alerting signal.
Compared with prior art, the present invention has the wireless signal of utilization and binds, microprocessor utilizes wireless signal to carry out range determination, and utilize that wireless signal carries out far, short-distance alarm, antitheft reliability is higher, and installation and maintenance are easier, and client's experience effect is better, the product that can allow the experience of client's zero distance be demonstrated, realizes the feature that open-shelf is truly experienced.
As preferably, described the first housing is provided with contact switch, and contact switch is electrically connected to microprocessor.
Being provided for of contact switch prevents that client from stealing the digital product of displaying by destroying and move antitheft inductor, when antitheft inductor is contained on the digital product being demonstrated, contact switch is in squeezed state, when contact switch is removed and during by short circuit, microprocessor can be made the abnormal judgement of contact switch according to the voltage of the contact switch detecting, thereby control the first alarm, can send warning message.
As preferably, described the second housing is provided with contact switch, and contact switch is electrically connected to controller.
Being provided for of contact switch prevents that client is by destroying and mobile main control device destroys the supervisory function bit of master control set, when contact switch is removed and during by short circuit, controller can be made the abnormal judgement of contact switch according to the voltage of the contact switch detecting, thereby control the second alarm, can send warning message.
As preferably, described master control set also comprises display screen and the teleswitch of being located on the second housing; Described display screen is electrically connected to controller, teleswitch and telepilot wireless connections.
Display screen is used for showing anti-theft control device of the present invention is in which kind of state, after binding completes, shows ID and distance in antitheft binding state and bound antitheft inductor in display screen; The work at present state that monitor staff understands anti-theft control device is intuitively convenient in the setting of display screen.Monitor staff's bookkeeping is convenient in the setting of telepilot, simultaneously can be according to actual service condition, in controller, arrange and the 16BYTE password of starting shooting and shutting down corresponding, when the password that only has telepilot to send is consistent with the password prestoring, controller is just controlled and is started shooting accordingly and power-off operation, further improves antitheft reliability.
As preferably, in the second housing, be also provided with the power supply adaptor being electrically connected to power supply and the wireless charger being electrically connected to controller; Power supply adaptor and wireless charger are electrically connected to; Alarm comprises hummer and alarm lamp.
The setting of power supply adaptor and wireless charger, can give near the digital code exhibiting product wireless charging within 5 centimetres of master control sets, the charging wire that does not need various interface, various models, do not worry that the digital product being demonstrated does not have electricity, for stability and the reliability of bandwagon effect provides reliable basis.
A control method for the anti-theft control device of digital code exhibiting product, comprises the steps:
(1-1) in the microprocessor of master control set, be provided with comparison table and the gauged distance M of distance value d between signal intensity and master control set and antitheft inductor; In controller, be provided with binding apart from S;
(1-2) by each antitheft inductor digital product that sticky note is demonstrated to each respectively, and the digital product that each is demonstrated moves to successively apart within master control set S, controller is controlled the 3rd wireless transceiver and is sent binding request signal to the first wireless transceiver circulation, receive after binding request signal, microprocessor sends binding acknowledgement signal to the 4th wireless transceiver circulation by the second wireless transceiver; When controller, receive the binding acknowledgement signal of each antitheft inductor, master control set and each antitheft inductor corresponding with it enter wireless anti-theft state;
(1-3) digital product each being demonstrated is positioned over apart from the showcase in master control set gauged distance M;
(1-4) controller is controlled the 3rd wireless transceiver and is sent wireless signal to the first wireless transceiver circulation, micro processor loop detects the signal intensity that the first wireless transceiver receives, the signal intensity query relation table of comparisons that utilization receives, obtains the distance value d between master control set and antitheft inductor;
(1-4-1) as d >=M, microprocessor is controlled the first alarm and is sent alerting signal, microprocessor constitutes alert data bag by the ID of distance value d and described antitheft inductor, and microprocessor is controlled the second wireless transceiver and sent alert data bag to the 4th wireless transceiver;
(1-4-2) controller receives that by the 4th wireless transceiver, after alert data bag, controller is controlled the second alarm and sent alerting signal.
As preferably, in described step (1-4-1), utilize the signal intensity query relation table of comparisons receiving, the distance value d obtaining between master control set and antitheft inductor is replaced by following steps:
Microprocessor utilizes formula
compute distance values d, wherein, P
tbe the signal intensity of the second wireless launcher transmitting, P
rbe the signal intensity that the first wireless launcher receives, G
tbe the transmitter antenna gain (dBi) of the second wireless launcher, G
rbe the receiving antenna gain of the first wireless launcher, L is and propagates the irrelevant system loss factor, L>=1, and λ is the wavelength transmitting.
As preferably, described the first housing is provided with contact switch, and contact switch is electrically connected to microprocessor; Described the first housing is provided with contact switch, and contact switch is electrically connected to microprocessor; It is characterized in that, described step (1-4-1) is replaced by following step:
Microprocessor detects the magnitude of voltage of contact switch, when d >=M and the magnitude of voltage that detects are outside 0.4V-0.6V, microprocessor is controlled the first alarm and is sent alerting signal, microprocessor constitutes alert data bag by the ID of distance value d and described antitheft inductor, and microprocessor is controlled the second wireless transceiver and sent alert data bag to the 4th wireless transceiver.
When the magnitude of voltage detecting is less than 0.4V, illustrate that contact switch is by short circuit, when the magnitude of voltage detecting is greater than 0.6V, illustrate that contact switch is taken off from digital product.
As preferably, described the second housing is provided with contact switch, and contact switch is electrically connected to controller; Also comprise the steps:
The magnitude of voltage that contact switch detected when controller is outside 0.4V-0.6V, and controller is controlled the second alarm equipment alarm.
When the magnitude of voltage detecting is less than 0.4V, illustrate that contact switch is by short circuit, when the magnitude of voltage detecting is greater than 0.6V, illustrate that contact switch is taken off from the second housing.
As preferably, binding is 18 to 25 centimetres apart from S.
Therefore, the present invention has following beneficial effect: (1) utilizes wireless signal binding, the method that range determination and radio remote, short-distance alarm combine is carried out antitheft, antitheft reliability is higher, installation and maintenance are easier, client's experience effect is better, the product that can allow the experience of client's zero distance be demonstrated, and the open-shelf realizing is truly experienced; (2) prevent that client from stealing digital product and destroying anti-thefting monitoring by destroying and move antitheft inductor and master control set; (3) can be the digital product wireless charging being demonstrated, bandwagon effect is stable, reliable; (4) monitor staff can understand the work at present state of anti-theft control device intuitively.
Accompanying drawing explanation
Fig. 1 is a kind of theory diagram of the present invention;
Fig. 2 is a kind of structural representation of master control set of the present invention;
Fig. 3 is a kind of structural representation of antitheft inductor of the present invention;
Fig. 4 is a kind of process flow diagram of embodiments of the invention 1.
In figure: master control set 1, antitheft inductor 2, the first housing 3, the first wireless transceiver 4, the second wireless transceiver 5, the first alarm 6, the second housing 7, controller 8, the 3rd wireless transceiver 9, the 4th wireless transceiver 10, the second alarm 11, contact switch 12, display screen 13, telepilot 14, power supply adaptor 15, wireless charger 16, microprocessor 17, antenna 18.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Embodiment 1
Embodiment is as shown in Figure 1, Figure 2, Figure 3 shows a kind of anti-theft control device of digital code exhibiting product, comprises master control set 1 and the antitheft inductor 2 being pasted together with the digital product being demonstrated; Antitheft inductor comprises that in the first housing 3, the first housings, being provided with microprocessor 17, the first wireless transceiver 4 and the second wireless transceiver 5, the first housings is provided with the first alarm 6; Master control set comprises that in the second housing 7, the second housings, being provided with controller 8, the 3rd wireless transceiver 9 and the 4th wireless transceiver 10, the second housings is provided with the second alarm 11; Microprocessor is electrically connected to the first wireless transceiver, the second wireless transceiver and the first alarm respectively, and controller is electrically connected to the 3rd wireless transceiver, the 4th wireless transceiver and the second alarm respectively; The first wireless transceiver is connected by wireless mode with the 3rd wireless transceiver, and the second wireless transceiver is connected by wireless mode with the 4th wireless transceiver.Microprocessor and controller are singlechip chip.
In each shop, can place 3 to 6 master control sets, each master control set is bound mutually with 4 to 25 antitheft inductors respectively.
The housing of antitheft inductor is provided with contact switch 12, and contact switch is electrically connected to microprocessor.The housing of master control set is provided with contact switch 12, and contact switch is electrically connected to controller.Master control set also comprises on the display screen 13 be located on the second housing and telepilot 14, the second housings and also comprises teleswitch; Display screen is electrically connected to controller, telepilot and teleswitch wireless connections.
The form of remote signal is: heading (2BYTE)+message content (16BYTE)+order (2BYTE)+verification (1BYTE)+end (1BYTE).Controller, according to the difference of order, is carried out action accordingly.In controller, arrange with start and shut down 16BYTE password corresponding, while only having the password of telepilot transmission consistent with the password prestoring, controller is just controlled and is started shooting accordingly and power-off operation.
In the second housing, be also provided with the power supply adaptor 15 being electrically connected to power supply and the wireless charger 16 being electrically connected to controller; Power supply adaptor and wireless charger are electrically connected to; Alarm comprises hummer and alarm lamp.As shown in Figure 2, master control set also comprises antenna 18.
Master control set is installed on to the center of showcase, the antitheft scope of master control set is the center of circle for take the center of showcase, the spherical antitheft scope that gauged distance M is radius, and antitheft inductor can arbitrarily move within the scope of this.M=6 rice in the present embodiment.
As shown in Figure 4, a kind of control method of anti-theft control device of digital code exhibiting product, comprises the steps:
The comparison table and the gauged distance that in the microprocessor of master control set, are provided with distance value d between signal intensity and master control set and antitheft inductor are 6 meters; In controller, being provided with binding is 20 centimetres apart from S;
Step 100, bind:
Master control set is fixed on showcase, the power interface of master control set is connected to adaptor power supplies, master control set sends the sound dripping, and enters duty, and the antitheft contact of antitheft master controller enters the state of setting up defences; The power switch of antitheft inductor is placed in out to state, is located at relay indicating light on theft-proof sensor and is red light and dodges slowly, enter not binding state;
Each antitheft inductor is pasted on respectively on the digital product being demonstrated, and it is moved to successively apart within 20 centimetres of master control sets, controller is controlled the 3rd wireless transceiver and is sent binding request signal to the first wireless transceiver circulation, receive after binding request signal, microprocessor sends binding acknowledgement signal to the 4th wireless transceiver circulation by the second wireless transceiver; When controller, receive the binding acknowledgement signal of each antitheft inductor, master control set and each antitheft inductor corresponding with it enter wireless anti-theft state;
The relay indicating light of antitheft inductor is blue lamp quick flashing, illustrate that antitheft inductor binding action, when blue lamp quick flashing finish and blinking red lamp once after, blue lamp starts slow sudden strain of a muscle, and send a sound prompting, illustrate that antitheft inductor has entered the wireless state of setting up defences; Display screen shows ID and the distance in antitheft binding state and bound antitheft inductor;
Step 200: place the digital product being demonstrated:
The digital product that each is demonstrated is positioned over apart from the showcase in master control set gauged distance M;
Step 300, micro processor loop detects distance value d, and makes respective handling:
Controller is controlled the 3rd wireless transceiver and is sent wireless signal to the first wireless transceiver circulation, micro processor loop detects the signal intensity that the first wireless transceiver receives, the signal intensity query relation table of comparisons that utilization receives, obtains the distance value d between master control set and antitheft inductor;
Step 310, when d >=6 meter, microprocessor is controlled the first alarm and is sent alerting signal, and microprocessor constitutes alert data bag by the ID of distance value d and described antitheft inductor, and microprocessor is controlled the second wireless transceiver and sent alert data bag to the 4th wireless transceiver.
Alert data bag comprises: heading (2BYTE) ++ distance (2BYTE)+antitheft inductor 1D (2BYTE)+verification (1BYTE)+end (1BYTE).
Step 320, controller receives that by the 4th wireless transceiver, after alert data bag, controller is controlled the second alarm and sent alerting signal; , there is unusual condition or remind monitor staff to rush for scene at once in prompting monitor staff, processes extremely, thereby play anti-theft function.
Step 400, controller detects contact switch voltage:
The magnitude of voltage that contact switch detected when controller is outside 0.4V-0.6V, and controller is controlled the second alarm equipment alarm., there is unusual condition or remind monitor staff to rush for scene at once in prompting monitor staff, processes extremely, thereby play anti-theft function.
Embodiment 2
In step 310 in embodiment 2, utilize the signal intensity query relation table of comparisons receiving, the distance value d obtaining between master control set and antitheft inductor is replaced by following steps, and other structure and step part in embodiment 2 are in the same manner as in Example 1.
Microprocessor utilizes formula
compute distance values d, wherein, P
tbe the signal intensity of the second wireless launcher transmitting, P
rbe the signal intensity that the first wireless launcher receives, G
tbe the transmitter antenna gain (dBi) of the second wireless launcher, G
rbe the receiving antenna gain of the first wireless launcher, L is and propagates the irrelevant system loss factor, L>=1, and λ is the wavelength transmitting.
Embodiment 3
Step 310 in embodiment 1 is replaced by following step, and other structure and step part in embodiment 3 are in the same manner as in Example 1.
Microprocessor detects the magnitude of voltage of contact switch, when d >=6 and the magnitude of voltage that detects are outside 0.4V-0.6V, microprocessor is controlled the first alarm and is sent alerting signal, microprocessor constitutes alert data bag by the ID of distance value d and described antitheft inductor, and microprocessor is controlled the second wireless transceiver and sent alert data bag to the 4th wireless transceiver.
Should be understood that the present embodiment is only not used in and limits the scope of the invention for the present invention is described.In addition should be understood that those skilled in the art can make various changes or modifications the present invention after having read the content of the present invention's instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Claims (10)
1. an anti-theft control device for digital code exhibiting product, is characterized in that, comprises the antitheft inductor (2) that master control set (1) and several are fixed together with the digital product being demonstrated respectively; Described antitheft inductor comprises the first housing (3), is provided with microprocessor (17), the first wireless transceiver (4) and the second wireless transceiver (5) in the first housing, and the first housing is provided with the first alarm (6); Described master control set comprises the second housing (7), is provided with controller (8), the 3rd wireless transceiver (9) and the 4th wireless transceiver (10) in the second housing, and the second housing is provided with the second alarm (11); Described microprocessor is electrically connected to the first wireless transceiver, the second wireless transceiver and the first alarm respectively, and described controller is electrically connected to the 3rd wireless transceiver, the 4th wireless transceiver and the second alarm respectively.
2. the anti-theft control device of digital code exhibiting product according to claim 1, is characterized in that, described the first housing is provided with contact switch (12), and contact switch is electrically connected to microprocessor.
3. the anti-theft control device of digital code exhibiting product according to claim 1, is characterized in that, described the second housing is provided with contact switch (12), and contact switch is electrically connected to controller.
4. the anti-theft control device of digital code exhibiting product according to claim 1, is characterized in that, described master control set also comprises display screen (13) and the teleswitch of being located on the second housing; Described display screen is electrically connected to controller, teleswitch and telepilot wireless connections.
5. according to the anti-theft control device of the digital code exhibiting product described in claim 1 or 2 or 3 or 4, it is characterized in that, in the second housing, be also provided with the power supply adaptor (15) being electrically connected to power supply and the wireless charger (16) being electrically connected to controller; Power supply adaptor and wireless charger are electrically connected to; Alarm comprises hummer and alarm lamp.
6. a control method that is applicable to the anti-theft control device of digital code exhibiting product claimed in claim 1, is characterized in that, comprises the steps:
(1-1) in the microprocessor of master control set, be provided with comparison table and the gauged distance M of distance value d between signal intensity and master control set and antitheft inductor; In controller, be provided with binding apart from S;
(1-2) by each antitheft inductor digital product that sticky note is demonstrated to each respectively, and the digital product that each is demonstrated moves to successively apart within master control set S, controller is controlled the 3rd wireless transceiver and is sent binding request signal to the first wireless transceiver circulation, receive after binding request signal, microprocessor sends binding acknowledgement signal to the 4th wireless transceiver circulation by the second wireless transceiver; When controller, receive the binding acknowledgement signal of each antitheft inductor, master control set and each antitheft inductor corresponding with it enter wireless anti-theft state;
(1-3) digital product each being demonstrated is positioned over apart from the showcase in master control set gauged distance M;
(1-4) controller is controlled the 3rd wireless transceiver and is sent wireless signal to the first wireless transceiver circulation, micro processor loop detects the signal intensity that the first wireless transceiver receives, the signal intensity query relation table of comparisons that utilization receives, obtains the distance value d between master control set and antitheft inductor;
(1-4-1) as d >=M, microprocessor is controlled the first alarm and is sent alerting signal, microprocessor constitutes alert data bag by the ID of distance value d and described antitheft inductor, and microprocessor is controlled the second wireless transceiver and sent alert data bag to the 4th wireless transceiver;
(1-4-2) controller receives that by the 4th wireless transceiver, after alert data bag, controller is controlled the second alarm and sent alerting signal.
7. the control method of the anti-theft control device of digital code exhibiting product according to claim 6, it is characterized in that, in described step (1-4-1), utilize the signal intensity query relation table of comparisons receiving, the distance value d obtaining between master control set and antitheft inductor is replaced by following steps:
Microprocessor utilizes formula
compute distance values d, wherein, P
tbe the signal intensity of the second wireless launcher transmitting, P
rbe the signal intensity that the first wireless launcher receives, G
tbe the transmitter antenna gain (dBi) of the second wireless launcher, G
rbe the receiving antenna gain of the first wireless launcher, L is and propagates the irrelevant system loss factor, L>=1, and λ is the wavelength transmitting.
8. the control method of the anti-theft control device of digital code exhibiting product according to claim 6, described the first housing is provided with contact switch, and contact switch is electrically connected to microprocessor; It is characterized in that, described step (1-4-1) is replaced by following step:
Microprocessor detects the magnitude of voltage of contact switch, when d >=M and the magnitude of voltage that detects are outside 0.4V-0.6V, microprocessor is controlled the first alarm and is sent alerting signal, microprocessor constitutes alert data bag by the ID of distance value d and described antitheft inductor, and microprocessor is controlled the second wireless transceiver and sent alert data bag to the 4th wireless transceiver.
9. the control method of the anti-theft control device of digital code exhibiting product according to claim 6, described the second housing is provided with contact switch, and contact switch is electrically connected to controller; It is characterized in that, also comprise the steps:
The magnitude of voltage that contact switch detected when controller is outside 0.4V-0.6V, and controller is controlled the second alarm equipment alarm.
10. according to the control method of the anti-theft control device of the digital code exhibiting product described in claim 6 or 7 or 8 or 9, it is characterized in that, binding is 18 to 25 centimetres apart from S.
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| CN107341941A (en) * | 2017-08-08 | 2017-11-10 | 杭州思创汇联科技有限公司 | It is a kind of that system and method is unbinded based on Retail commodity wireless anti-theft system |
| CN107358775A (en) * | 2017-08-08 | 2017-11-17 | 杭州思创汇联科技有限公司 | A kind of Retail commodity wireless anti-theft system and method |
| CN107358775B (en) * | 2017-08-08 | 2023-10-03 | 杭州思创汇联科技有限公司 | Wireless anti-theft system and method for retail commodity |
| CN109754553A (en) * | 2019-02-19 | 2019-05-14 | 江苏傲讯达电子科技有限公司 | Showpiece safe antitheft management system |
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| Publication number | Publication date |
|---|---|
| CN104021640B (en) | 2016-03-02 |
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