CN220171613U - Wireless anti-theft system for commodity - Google Patents
Wireless anti-theft system for commodity Download PDFInfo
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- CN220171613U CN220171613U CN202320236588.5U CN202320236588U CN220171613U CN 220171613 U CN220171613 U CN 220171613U CN 202320236588 U CN202320236588 U CN 202320236588U CN 220171613 U CN220171613 U CN 220171613U
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- 238000004891 communication Methods 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000001960 triggered effect Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 6
- 230000008030 elimination Effects 0.000 abstract description 2
- 238000003379 elimination reaction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Abstract
The utility model provides a wireless anti-theft system for commodities, comprising: the intelligent terminal, the wireless anti-theft charging base, the wireless anti-theft tag and the decoder; the intelligent terminal is respectively and electrically connected with the wireless anti-theft charging base and the wireless anti-theft tag, the wireless anti-theft tag is connected with the wireless anti-theft charging base through UWB, and the decoder is in communication connection with the wireless anti-theft charging base; the decoder is used for locking the wireless anti-theft charging base, adjusting the pre-alarm, the alarm distance and the alarm elimination. The wireless anti-theft system is good in wireless anti-theft experience, does not need to use cable connection, and is convenient for users to experience commodities more flexibly and conveniently; the anti-theft detection precision is high, and compared with the method which only uses Bluetooth or WiFi signal intensity to carry out positioning ranging, the method has the advantages that the ranging precision is as high as 10 cm, the method only uses UWB wireless carrier signal flight time difference to carry out ranging, the anti-theft detection false alarm rate and the false alarm rate are effectively controlled, and the normal experience commodity of a user is not influenced.
Description
Technical Field
The utility model relates to the technical field of anti-theft equipment, in particular to a wireless anti-theft system for commodities.
Background
Along with the continuous development of technology, the types of electronic products are more and more abundant, various merchants often need to put the electronic products on a display bracket with an anti-theft alarm function in a store to display and introduce the products to customers, so that the customers directly experience the products, and meanwhile, the anti-theft requirements on the commodities are also continuously improved;
how to meet various demands of experimenters as much as possible, show all functions of commodities and the best and convenient side to the experimenters as much as possible, and prevent possible theft, so as to reduce and even stop the hidden trouble of theft of commodities in the showing and experiencing process as much as possible, is a difficult problem to be technically solved;
accordingly, there is a need to provide a new solution to the above-mentioned problems.
Disclosure of Invention
Aiming at the problems existing in the prior art, the utility model provides a commodity wireless anti-theft system.
In order to achieve the above object, the present utility model is specifically as follows:
the utility model provides a wireless anti-theft system for commodities, comprising: intelligent terminal (not limited to carrier form), wireless anti-theft charging base, wireless anti-theft label and decoder;
the intelligent terminal is respectively and electrically connected with the wireless anti-theft charging base and the wireless anti-theft tag intelligent terminal, the wireless anti-theft tag is connected with the wireless anti-theft charging base through UWB, and the decoder is in communication connection with the wireless anti-theft charging base;
the decoder is used for locking the wireless anti-theft charging base, adjusting the pre-alarm, the alarm distance and the alarm elimination;
distance measurement and detection and positioning are carried out through the wireless carrier signal flight time difference of UWB signals between the wireless anti-theft charging base and the wireless anti-theft tag, so that wireless anti-theft is realized.
Further, the commodity wireless anti-theft system comprises: the wireless anti-theft charging base comprises an UWB antenna, an UWB chip, a power chip, an MCU chip for controlling the UWB chip and the power chip to work, a battery assembly and a PCB;
the UWB antenna is used for obtaining the time difference of arrival of the signal flight time so as to determine the relative distance between the wireless anti-theft charging base and the wireless anti-theft tag;
the UWB chip is used for receiving and transmitting UWB signals, and the receiving and transmitting working principle is as follows: radio wave velocity 3×10 8 m/s, UWB transmits the time of signal flight through radio wave speed, marks time node and radio wave speed to calculate, obtain the distance measurement;
the power chip is used for providing a wireless anti-theft charging base and power supply management of the wireless anti-theft tag;
the MCU chip is used for controlling the UWB chip and the power supply chip to work, and when the wireless anti-theft charging base is detected, the wireless anti-theft tag is triggered to alarm when exceeding a preset safety distance;
the battery assembly is used for providing an energy component for the MCU and other chips to work;
the PCB is used for the wireless anti-theft charging base, and the wireless anti-theft tag realizes a carrier of a communication functional component, so that UWB functions can be well reflected.
Further, the decoder includes: a main board, keys and button cells;
the main board comprises a main control chip and other parts for assisting the main control chip to work;
the main control chip is connected with the wireless anti-theft charging base through a communication of a self-defined private communication protocol, so that unidirectional control of the wireless anti-theft charging base is realized;
the key is an instruction medium for sending communication connection of the wireless anti-theft charging base through a custom private communication protocol;
the button cell is an energy component for providing the work of the main board.
Furthermore, the wireless anti-theft charging base transmission frequency band adopts communication connection of a self-defined private communication protocol, so that the decoder can realize unidirectional debugging control on the wireless anti-theft charging base.
Further, the decoder is used for locking the wireless anti-theft charging base, adjusting the pre-alarm, alarming the distance and removing the alarm.
The technical scheme of the utility model has the following beneficial effects:
1. the wireless anti-theft experience is good, the cable connection is not needed, and the user can experience commodities more flexibly and conveniently;
2. the anti-theft detection precision is high, and compared with the method which only uses Bluetooth or WiFi signal intensity to carry out positioning ranging, the method has the advantages that the ranging precision is as high as 10 cm, the method only uses UWB wireless carrier signal flight time difference to carry out ranging, the anti-theft detection false alarm rate and the false alarm rate are effectively controlled, and the normal experience commodity of a user is not influenced.
Drawings
FIG. 1 is a schematic diagram of the mobile phone anti-theft system of the present utility model;
FIG. 2 is an audio-based anti-theft schematic of the present utility model;
FIG. 3 is a schematic illustration of the wearing-type anti-theft of the present utility model;
FIG. 4 is a schematic view of the flat panel burglary protection of the present utility model;
FIG. 5 is a schematic illustration of the theft prevention of a multi-type product of the present utility model;
fig. 6 is a functional block diagram of the present utility model.
In the figure: 1. an intelligent terminal; 2. a wireless anti-theft charging base; 3. a wireless anti-theft tag; 4. and a decoder.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "front", "rear", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
As shown in fig. 1 and 6, the present utility model provides a wireless anti-theft system for commodities, comprising: the intelligent terminal 1 is mobile phones, the wireless anti-theft charging base 2, the wireless anti-theft tag 3 and the decoder 4; the intelligent terminal 1 is electrically and physically connected with the wireless anti-theft tag 3, the wireless anti-theft tag 3 is electrically connected with the wireless anti-theft charging base 2 and is connected with the UWB, and the decoder 4 is in communication connection with the wireless anti-theft charging base 2; the decoder 4 is used for locking the wireless anti-theft charging base 2, adjusting pre-alarming, alarming distance and releasing alarming, and the wireless anti-theft charging base 2 is used for charging the wireless anti-theft tag 3 and the intelligent terminal 1.
UWB on the wireless anti-theft charging base 2 and the wireless anti-theft tag 3 includes: the device comprises a UWB antenna, a UWB chip, a power chip and an MCU chip; the UWB antenna is used for measuring: a signal time of flight difference, thereby determining the relative distance of the wireless anti-theft charging base 2 and the wireless anti-theft tag 3; the UWB chip is used for measuring: the receiving and transmitting process of the UWB signal, the time of flight of the signal is transmitted through the radio wave speed, the time node and the radio wave speed are marked for calculation, and the distance measurement distance is obtained; the power chip is used for power supply management of the wireless anti-theft charging base 2 and the wireless anti-theft tag 3.
The decoder 4 includes: a main control, a key and a button battery;
the main control chip is connected with the wireless anti-theft charging base through a communication of a self-defined private communication protocol, so that unidirectional control of the wireless anti-theft charging base is realized; the key is an instruction medium for sending communication connection of the wireless anti-theft charging base through a custom private communication protocol; the button cell is an energy component for providing the work of the main board.
The utility model provides a wireless anti-theft system for commodities, as shown in fig. 2, an audio class embodiment, comprising: the intelligent terminal 1, the wireless anti-theft charging base 2, the wireless anti-theft tag 3 and the decoder 4; the intelligent terminal 1 is electrically and physically connected with the wireless anti-theft tag 3, the wireless anti-theft tag 3 is electrically connected with the wireless anti-theft charging base 2 and is connected with the UWB, and the decoder 4 is in communication connection with the wireless anti-theft charging base 2; the decoder 4 is used for locking the wireless anti-theft charging base 2, adjusting pre-alarming, alarming distance and releasing alarming, and the wireless anti-theft charging base 2 is used for charging the wireless anti-theft tag 3 and the intelligent terminal 1.
UWB on the wireless anti-theft charging base 2 and the wireless anti-theft tag 3 includes: the device comprises a UWB antenna, a UWB chip, a power chip and an MCU chip; the UWB antenna is used for measuring: the signal flight time difference is used for determining the relative distance between the wireless anti-theft charging base 2 and the wireless anti-theft tag 3; the UWB chip is used for measuring: the receiving and transmitting process of the UWB signal, the time of flight of the signal is transmitted through the radio wave speed, the time node and the radio wave speed are marked for calculation, and the distance measurement distance is obtained; the power chip is used for power supply management of the wireless anti-theft charging base 2 and the wireless anti-theft tag 3.
The utility model as shown in fig. 3 provides a wireless anti-theft system for goods, an embodiment of wear class, comprising: the intelligent terminal 1, the wireless anti-theft charging base 2, the wireless anti-theft tag 3 and the decoder 4; the intelligent terminal 1 is electrically and physically connected with the wireless anti-theft tag 3, the wireless anti-theft tag 3 is electrically connected with the wireless anti-theft charging base 2 and is connected with the UWB, and the decoder 4 is in communication connection with the wireless anti-theft charging base 2; the decoder 4 is used for locking the wireless anti-theft charging base 2, adjusting pre-alarming, alarming distance and releasing alarming, and the wireless anti-theft charging base 2 is used for charging the wireless anti-theft tag 3 and the intelligent terminal 1.
UWB on the wireless anti-theft charging base 2 and the wireless anti-theft tag 3 includes: the device comprises a UWB antenna, a UWB chip, a power chip and an MCU chip; the UWB antenna is used for measuring: the signal flight time difference is used for determining the relative distance between the wireless anti-theft charging base 2 and the wireless anti-theft tag 3; the UWB chip is used for measuring: the receiving and transmitting process of the UWB signal, the time of flight of the signal is transmitted through the radio wave speed, the time node and the radio wave speed are marked for calculation, and the distance measurement distance is obtained; the power chip is used for power supply management of the wireless anti-theft charging base 2 and the wireless anti-theft tag 3.
The present utility model, as shown in fig. 4, provides a wireless anti-theft system for merchandise, a tablet embodiment, comprising: the intelligent terminal 1, the wireless anti-theft charging base 2, the wireless anti-theft tag 3 and the decoder 4; the intelligent terminal 1 is electrically and physically connected with the wireless anti-theft tag 3, the wireless anti-theft tag 3 is electrically connected with the wireless anti-theft charging base 2 and is connected with the UWB, and the decoder 4 is in communication connection with the wireless anti-theft charging base 2; the decoder 4 is used for locking the wireless anti-theft charging base 2, adjusting pre-alarming, alarming distance and releasing alarming, and the wireless anti-theft charging base 2 is used for charging the wireless anti-theft tag 3 and the intelligent terminal 1.
UWB on the wireless anti-theft charging base 2 and the wireless anti-theft tag 3 includes: the device comprises a UWB antenna, a UWB chip, a power chip and an MCU chip; the UWB antenna is used for measuring: the signal flight time difference is used for determining the relative distance between the wireless anti-theft charging base 2 and the wireless anti-theft tag 3; the UWB chip is used for measuring: the receiving and transmitting process of the UWB signal, the time of flight of the signal is transmitted through the radio wave speed, the time node and the radio wave speed are marked for calculation, and the distance measurement distance is obtained; the power chip is used for power supply management of the wireless anti-theft charging base 2 and the wireless anti-theft tag 3.
Fig. 5 is a schematic diagram of the multi-type product of the present utility model against theft.
The principle of the utility model is as follows:
the scheme mainly calculates the detection distance and the positioning of the strong flight time difference of the UWB radio carrier signal to realize wireless anti-theft alarm, thereby performing security management on commodities; when the user picks up the intelligent terminal 1 to experience and exceeds the corresponding alarm range, the wireless anti-theft tag 3 and the wireless anti-theft charging base 2 alarm simultaneously, when the user returns to the safe distance, the alarm is closed, the user enters a safe arming state, and when the alarm needs to be released, the decoder 4 is used for releasing the alarm.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. A wireless anti-theft system for goods, comprising: the intelligent terminal (1), the wireless anti-theft charging base (2), the wireless anti-theft tag (3) and the decoder (4);
the intelligent terminal (1) is respectively and electrically connected with the wireless anti-theft charging base (2) and the wireless anti-theft tag (3), the wireless anti-theft tag (3) is connected with the wireless anti-theft charging base (2) through UWB, and the decoder (4) is in communication connection with the wireless anti-theft charging base (2);
the decoder (4) is used for locking the wireless anti-theft charging base (2), adjusting pre-alarm, alarm distance and releasing alarm control;
the wireless anti-theft function is realized by ranging through the UWB wireless carrier signal flight time difference between the wireless anti-theft tag (3) arranged on the intelligent terminal (1) and the wireless anti-theft charging base (2).
2. The wireless anti-theft system for commodities according to claim 1, wherein the wireless anti-theft charging base (2) and the wireless anti-theft tag (3) are connected in a UWB (ultra wide band) mode, and the distance value between the wireless anti-theft charging base (2) and the wireless anti-theft tag (3) is calculated through the flight time of radio waves;
the wireless anti-theft charging base (2) and the wireless anti-theft tag (3) are connected through UWB to achieve a method for achieving accurate positioning in a ranging mode.
3. The wireless anti-theft system for merchandise of claim 1, wherein,
the wireless anti-theft tag (3) includes: the device comprises a UWB antenna, a UWB chip, a power chip, an MCU chip for controlling the UWB chip and the power chip to work, a battery assembly and a PCB;
the UWB antenna is used for obtaining the time difference of arrival of the signal flight time so as to determine the relative distance between the wireless anti-theft charging base and the wireless anti-theft tag;
the UWB chip is used for receiving and transmitting UWB signals, UWB transmits the flight time of the signals through radio wave speed, and marks time nodes and radio wave speed for calculation to obtain distance measurement distance;
the power chip is used for providing a wireless anti-theft charging base and power supply management of the wireless anti-theft tag;
the MCU chip is used for controlling the UWB chip and the power supply chip to work, and when the wireless anti-theft charging base is detected, the wireless anti-theft tag is triggered to alarm when exceeding a preset safety distance;
the battery assembly is used for providing an energy component for the MCU and other chips to work;
the PCB is used for the wireless anti-theft charging base, and the wireless anti-theft tag realizes a carrier of a communication functional component, so that UWB functions can be well reflected.
4. The merchandise wireless anti-theft system according to claim 1, wherein the decoder (4) comprises: a main board, keys and button cells;
the main board, the keys and the button cells are combined together, so that the decoder (4) has a communication function with the wireless anti-theft charging base (2);
the main board comprises a main control chip;
the main control chip is connected with the wireless anti-theft charging base through a communication of a self-defined private communication protocol, so that unidirectional control of the wireless anti-theft charging base is realized;
the key is an instruction medium for sending communication connection of the wireless anti-theft charging base through a custom private communication protocol;
the button cell is an energy component for providing the work of the main board.
5. The wireless anti-theft system for commodities according to claim 3, wherein the transmission frequency band of the wireless anti-theft charging base (2) is connected by adopting a communication of a custom private communication protocol, so that the decoder (4) can realize unidirectional debugging control on the wireless anti-theft charging base (2).
6. The wireless anti-theft system for goods according to claim 4, characterized in that the decoder (4) is used for locking the wireless anti-theft charging base (2), adjusting pre-alarm, alarm distance and releasing alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320236588.5U CN220171613U (en) | 2023-02-07 | 2023-02-07 | Wireless anti-theft system for commodity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320236588.5U CN220171613U (en) | 2023-02-07 | 2023-02-07 | Wireless anti-theft system for commodity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220171613U true CN220171613U (en) | 2023-12-12 |
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ID=89058692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320236588.5U Active CN220171613U (en) | 2023-02-07 | 2023-02-07 | Wireless anti-theft system for commodity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220171613U (en) |
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2023
- 2023-02-07 CN CN202320236588.5U patent/CN220171613U/en active Active
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