CN210166820U - Supermarket shopping system based on active RFID - Google Patents
Supermarket shopping system based on active RFID Download PDFInfo
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- CN210166820U CN210166820U CN201921577613.6U CN201921577613U CN210166820U CN 210166820 U CN210166820 U CN 210166820U CN 201921577613 U CN201921577613 U CN 201921577613U CN 210166820 U CN210166820 U CN 210166820U
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Abstract
The utility model relates to an active RFID technical field, the utility model aims at providing a supermarket shopping system based on active RFID, make customer can find required commodity convenient and fast ground, include: the active electronic tag module comprises a plurality of active electronic tags and antennas, the active electronic tags and the antennas are arranged in a supermarket in a one-to-one correspondence mode, each active electronic tag is connected with the corresponding antenna, different codes are stored in each active electronic tag, the active reader module, the position determination module, the display module and the microcontroller module are arranged in a shopping cart, and the active reader module, the position determination module and the display module are respectively connected with the microcontroller module. The current position of the shopping cart is displayed in the supermarket area schematic diagram containing various commodity positions through the display module, a customer can quickly find out required commodities, and the shopping experience of the customer is improved.
Description
Technical Field
The utility model relates to an active RFID technical field relates to a supermarket shopping system particularly.
Background
The electronic tag is a carrier of the RFID technology, the RFID is an abbreviation of Radio Frequency Identification, the term is Radio Frequency Identification, the Radio Frequency Identification technology is one of automatic Identification technologies, the Radio Frequency Identification technology carries out non-contact bidirectional data communication in a Radio Frequency mode, and the Radio Frequency mode is utilized to read and write the electronic tag, so that the purposes of identifying a target and exchanging data are achieved, and the Radio Frequency Identification technology is considered to be one of the information technologies with the most development potential in the 21 st century. Electronic tags can be classified into Active tags (Active tag), Passive tags (Passive tag) and Semi-Passive tags (Semi-Passive tag). The active electronic tag is internally provided with a battery, the passive radio frequency tag is not provided with an internally-arranged battery, and a Semi-passive tag (Semi-passive tag) partially works by depending on the battery. Active electronic tags, also called active RFID, are generally classified into one type of electronic tag according to different power supply modes of the electronic tag, and support remote identification.
With the rapid development of society, shopping is an indispensable item for meeting daily needs of people, and occupies an important position in the life of people, and people also put forward higher requirements on the rapidity of shopping. Supermarkets are used as main shopping places, the occupied area of the supermarkets is usually large, the types of stored articles are also large, and different types of articles are placed in different places of shopping places. When people do shopping, if the exact placement position of the needed article cannot be known, a great deal of time is spent on finding the needed article.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a supermarket shopping system based on active RFID makes it after adding corresponding software method, makes customer can find required commodity convenient and fast ground.
The utility model provides a technical scheme that above-mentioned technical problem adopted is: active RFID based supermarket shopping system includes: the system comprises an active electronic tag module, an active reader module, a position determination module, a microcontroller module and a display module, wherein the active electronic tag module comprises a plurality of active electronic tags and antennas, the active electronic tags and the antennas are arranged in a supermarket in a one-to-one correspondence mode, each active electronic tag is connected with the corresponding antenna, different codes are stored in each active electronic tag, the active reader module, the position determination module, the display module and the microcontroller module are arranged in a shopping cart, and the active reader module, the position determination module and the display module are respectively connected with the microcontroller module.
Furthermore, in order to improve the identification accuracy of the active electronic tag, the active electronic tag is an active electronic tag with the emission frequency being the same as the identification frequency of the active reader module.
The utility model has the advantages that: active RFID-based supermarket shopping system, after having applied corresponding software method, show holistic supermarket regional schematic diagram on display module, and mark the position that all kinds of goods correspond in this supermarket regional schematic diagram, confirm the shopping cart after the position in supermarket region according to the signal strength of every electronic tags transmission, show the current position of shopping cart in the supermarket regional schematic diagram through display module, customer is according to the position of current shopping cart in the supermarket regional schematic diagram that contains all kinds of commodity positions, can seek required commodity fast, customer's shopping experience has been improved, reduce the management degree of difficulty of supermarket side and the manpower expenditure in the aspect of the shopping guide personnel simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of a supermarket shopping system based on active RFID according to an embodiment of the present invention;
fig. 2 is a display interface of a display module of the supermarket shopping system based on the active RFID according to the embodiment of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Supermarket shopping system based on active RFID, include: the system comprises an active electronic tag module, an active reader module, a position determination module, a microcontroller module and a display module, wherein the active electronic tag module comprises a plurality of active electronic tags and antennas, the active electronic tags and the antennas are arranged in a supermarket in a one-to-one correspondence mode, each active electronic tag is connected with the corresponding antenna, different codes are stored in each active electronic tag, the active reader module, the position determination module, the display module and the microcontroller module are arranged in a shopping cart, and the active reader module, the position determination module and the display module are respectively connected with the microcontroller module.
After the corresponding software method is applied, the microcontroller module stores an overall schematic diagram of a supermarket area, and displays the overall schematic diagram through the display module, wherein corresponding positions of various commodities are marked on the overall schematic diagram of the supermarket area. When a customer carries a shopping cart to shop for goods, the active reader module identifies radio frequency signals sent by the active electronic tags in real time and decodes the radio frequency signals respectively, the position determining module determines the position of the current active reader module, namely the position of the current shopping cart according to the strength of the radio frequency signals with different codes, the position of the current active reader module is displayed in the overall schematic diagram of the supermarket area, and the user can quickly find the needed goods according to the overall schematic diagram of the supermarket area containing the position of the current shopping cart displayed by the display module.
Examples
The embodiment of the utility model provides a supermarket shopping system based on active RFID, as shown in figure 1, include: the system comprises an active electronic tag module, an active reader module, a position determination module, a microcontroller module and a display module, wherein the active electronic tag module comprises a plurality of active electronic tags and antennas, the active electronic tags and the antennas are arranged in a supermarket in a one-to-one correspondence mode, each active electronic tag is connected with the corresponding antenna, different codes are stored in each active electronic tag, the active reader module, the position determination module, the display module and the microcontroller module are arranged in a shopping cart, and the active reader module, the position determination module and the display module are respectively connected with the microcontroller module.
The microcontroller module can be an MCU, a singlechip or other microcontroller modules with operation and processing capabilities, and the display module can be a display screen.
Specifically, the active electronic tags are arranged in one-to-one correspondence with various commodities, for example, an active electronic tag is arranged on beverages, an active electronic tag is arranged on vegetables, an active electronic tag is arranged on fruits, and the like, each active electronic tag is provided with an antenna connected with the active electronic tag, and the antenna can be additionally arranged to amplify signals when the intensity of radio-frequency signals sent by the active electronic tags is too weak at certain positions due to the reasons of building structures, commodity placement heights and the like.
In order to facilitate distinguishing, different codes are stored in each active electronic tag, each active electronic tag transmits a radio frequency signal according to a certain signal transmitting frequency, and in order to ensure that an active reader module accurately receives the radio frequency signal transmitted by the active electronic tag, the active electronic tag is an active electronic tag with the transmitting frequency being the same as the identification frequency of the active reader module. When a customer pushes the shopping cart to shop for goods, an active reader module on the shopping cart receives radio frequency signals emitted by active electronic tags in real time, decodes the radio frequency signals, and sends the radio frequency signals to a position determination module, after a corresponding software method is applied, the position determination module estimates distance information between the active reader module and each active electronic tag according to codes and signal intensity information of all the active electronic tags, before the active reader module is used, the position coordinates of each active electronic tag can be determined, and the position coordinates of the active reader module can be determined according to the position coordinates of each active electronic tag and the distance information, so that the active reader module can be positioned in real time.
The method for positioning the active reader module according to the signal strength of each active electronic tag may be a probability method, a trilateration positioning method, a maximum likelihood estimation method, a proximity detection method, and the like, and the methods all belong to the mature prior art and are not described herein again.
The active reader module is arranged on the shopping cart, so that the position information of the active reader module is the same as that of the shopping cart, when a customer pushes the shopping cart to shop for goods, the position information of the customer is the same as that of the shopping cart, after the active reader module is positioned, the position information is sent to the overall schematic diagram of a supermarket area containing position information of various goods and is displayed through the display module, and as shown in fig. 2, the customer can know the position of the customer and find a route of the needed goods according to the display module.
It should be noted that the present invention provides only a specific structure of a supermarket shopping system based on active RFID, wherein the related modules are hardware system modules or functional modules combining computer software programs or protocols with hardware in the prior art, and the computer software programs or protocols related to the functional modules are known to those skilled in the art, which are not improvements of the system and are not described herein; the improvement of the system is the interaction relation or the connection relation among all the modules, namely the integral structure of the system is improved, so as to solve the corresponding technical problems to be solved by the system.
Claims (2)
1. Active RFID-based supermarket shopping system is characterized by comprising: the system comprises an active electronic tag module, an active reader module, a position determination module, a microcontroller module and a display module, wherein the active electronic tag module comprises a plurality of active electronic tags and antennas, the active electronic tags and the antennas are arranged in a supermarket in a one-to-one correspondence mode, each active electronic tag is connected with the corresponding antenna, different codes are stored in each active electronic tag, the active reader module, the position determination module, the display module and the microcontroller module are arranged in a shopping cart, and the active reader module, the position determination module and the display module are respectively connected with the microcontroller module.
2. An active RFID-based supermarket shopping system according to claim 1, wherein said active electronic tag is an active electronic tag having a transmission frequency being the same as the identification frequency of said active reader module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921577613.6U CN210166820U (en) | 2019-09-20 | 2019-09-20 | Supermarket shopping system based on active RFID |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921577613.6U CN210166820U (en) | 2019-09-20 | 2019-09-20 | Supermarket shopping system based on active RFID |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210166820U true CN210166820U (en) | 2020-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921577613.6U Active CN210166820U (en) | 2019-09-20 | 2019-09-20 | Supermarket shopping system based on active RFID |
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| Country | Link |
|---|---|
| CN (1) | CN210166820U (en) |
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2019
- 2019-09-20 CN CN201921577613.6U patent/CN210166820U/en active Active
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| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 621000 Sichuan Ailian Technology Co., Ltd Patentee after: Sichuan Ailian Technology Co., Ltd Address before: 621000 Mianyang city of Sichuan Province, Sichuan Industrial Park, love science and Technology Co. Patentee before: SICHUAN AI-LINK TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |