CN112712150B - Non-inductive payment method and system based on RFID scanning and UWB positioning - Google Patents
Non-inductive payment method and system based on RFID scanning and UWB positioning Download PDFInfo
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device
- G06K17/0029—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisious for transferring data to distant stations, e.g. from a sensing device the arrangement being specially adapted for wireless interrogation of grouped or bundled articles tagged with wireless record carriers
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/08—Payment architectures
- G06Q20/20—Point-of-sale [POS] network systems
- G06Q20/202—Interconnection or interaction of plural electronic cash registers [ECR] or to host computer, e.g. network details, transfer of information from host to ECR or from ECR to ECR
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/08—Payment architectures
- G06Q20/20—Point-of-sale [POS] network systems
- G06Q20/206—Point-of-sale [POS] network systems comprising security or operator identification provisions, e.g. password entry
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
- G06Q20/32—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using wireless devices
- G06Q20/327—Short range or proximity payments by means of M-devices
- G06Q20/3278—RFID or NFC payments by means of M-devices
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/38—Payment protocols; Details thereof
- G06Q20/40—Authorisation, e.g. identification of payer or payee, verification of customer or shop credentials; Review and approval of payers, e.g. check credit lines or negative lists
- G06Q20/401—Transaction verification
- G06Q20/4014—Identity check for transactions
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07G—REGISTERING THE RECEIPT OF CASH, VALUABLES, OR TOKENS
- G07G1/00—Cash registers
- G07G1/0018—Constructional details, e.g. of drawer, printing means, input means
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07G—REGISTERING THE RECEIPT OF CASH, VALUABLES, OR TOKENS
- G07G1/00—Cash registers
- G07G1/0036—Checkout procedures
- G07G1/0045—Checkout procedures with a code reader for reading of an identifying code of the article to be registered, e.g. barcode reader or radio-frequency identity [RFID] reader
- G07G1/009—Checkout procedures with a code reader for reading of an identifying code of the article to be registered, e.g. barcode reader or radio-frequency identity [RFID] reader the reader being an RFID reader
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07G—REGISTERING THE RECEIPT OF CASH, VALUABLES, OR TOKENS
- G07G1/00—Cash registers
- G07G1/12—Cash registers electronically operated
- G07G1/14—Systems including one or more distant stations co-operating with a central processing unit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/021—Services related to particular areas, e.g. point of interest [POI] services, venue services or geofences
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/029—Location-based management or tracking services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/35—Services specially adapted for particular environments, situations or purposes for the management of goods or merchandise
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination
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Abstract
The invention provides a non-inductive payment method and a system based on RFID scanning and UWB positioning, wherein the method comprises the following steps: the user terminal completes identity authentication through UWB in the identity recognition area and forms UWB interactive link with an intelligent terminal fixed on the shopping cart; detecting a shopping cart in a payment area through UWB positioning, and reading an electronic tag on a commodity in the shopping cart by an RFID reader-writer in the payment area to obtain a shopping list and a settlement result; and sending payment information to a user terminal forming UWB interactive link with the intelligent terminal on the shopping cart, or completing payment through the intelligent terminal authorization payment function. The method uses the RFID reader-writer to perform group reading on the commodities with the electronic tags, so as to quickly acquire commodity information, and simultaneously uses the UWB technology to complete identity identification and positioning, so that the payment process is more convenient and faster.
Description
Technical Field
The invention belongs to the technical field of mobile wireless payment, and particularly relates to a non-inductive payment method and system based on RFID scanning and UWB positioning.
Background
At present, bar codes are used in various supermarkets to scan and input information of commodities, the method is slow, and the scanning of the commodities can cause the situations of fuzzy recognition, wrong recognition and the like. The RFID technology can utilize radio waves to carry out efficient automatic identification on objects such as people, animals, goods and the like, a general intelligent identification system comprises a Reader-writer (Reader), an Antenna (Antenna) and a Tag (Tag), the Reader-writer (Reader) is used as equipment for reading Tag information and can be designed to be handheld or fixed, the Antenna (Antenna) transmits radio frequency signals between the Tag and the Reader, the Tag (Tag) comprises a coupling element and a chip, each Tag is provided with a unique electronic code (ID number-UID, the UID is stored in a ROM and cannot be modified when the chip is manufactured), and the Tag is attached to an object to identify a target object.
In the prior art, the scheme of scanning the code of the commodity by using the RFID is that a high-frequency paper label (a non-contact read-write label) is adhered to the commodity, a middle-distance reader-writer of a settlement table is used for scanning the article and inputting a settlement bill, and finally, the high-frequency paper label and the middle-distance reader-writer are linked with a payment merchant such as a payment treasure or a WeChat to pop up a two-dimensional code for payment in a popping mode to pay, and the high-frequency middle-distance reader-writer is used for. The method only solves the problems of low speed and low efficiency in the existing settlement process by utilizing infrared scanning one-dimensional bar codes, but the final settlement is still a mode of scanning WeChat two-dimensional codes or swiping pos machines by mobile phones.
In the prior art, the traditional two-dimension code scanning payment is still used in payment, and the convenient and quick payment function can not be realized under the condition of no network or poor network condition; and some market supermarkets are underground and are in an environment wrapped by a thick reinforced concrete wall, and are densely populated, and although the 4G network coverage is comprehensive, the network speed at the indoor densely populated part is still a big problem.
Disclosure of Invention
One of the purposes of the invention is to provide a non-inductive payment method based on RFID scanning and UWB positioning, which can quickly read commodity information and simultaneously complete identity recognition of payment operation by combining UWB to carry out quick shopping payment.
In order to achieve the purpose, the technical scheme of the invention is as follows: an RFID scanning and UWB positioning-based non-inductive payment method comprises the following steps:
the user terminal completes identity authentication through UWB in the identity recognition area and forms UWB interactive link with an intelligent terminal fixed on the shopping cart; detecting a shopping cart in a payment area through UWB positioning, and reading an electronic tag on a commodity in the shopping cart by an RFID reader-writer in the payment area to obtain a shopping list and a settlement result;
and sending payment information to a user terminal forming UWB interactive link with the intelligent terminal on the shopping cart to complete payment, or completing payment through the intelligent terminal authorization payment function.
Further, the method also comprises the following steps:
when the shopping cart is detected in the payment area for the first time, closing the entrance of the payment area, allowing only one shopping cart to pass through, and closing the storage space by the shopping cart to forbid taking and placing of goods;
and after the payment is finished, the storage space of the shopping cart is opened.
Further, the intelligent terminal stores commodity placing position information, and after the intelligent terminal receives the commodity retrieval information, the position of the commodity to be retrieved is displayed.
Further, the air conditioner is provided with a fan,
the user terminal completes identity authentication through UWB in an identity recognition area, and forms UWB interactive link with an intelligent terminal fixed on a shopping cart, and the steps specifically comprise:
when the identity identification area detects UWB on the user terminal for the first time, recording a first ID number of the UWB;
and sending authorization authentication to the user terminal, simultaneously allocating a shopping cart, and recording a second UWB ID number on the shopping cart, wherein the first ID number is bound with the second ID number one by one, and the intelligent terminals on the shopping cart are bound with the user terminal one by one.
The invention also aims to provide a non-inductive payment system based on RFID scanning and UWB positioning, which can quickly acquire commodity information and simultaneously complete a payment process based on UWB technology.
In order to achieve the purpose, the technical scheme of the invention is as follows: an RFID scanning and UWB positioning based non-inductive payment system, comprising: the system comprises a control center, an identity recognition module, a shopping cart, a payment module and a user terminal provided with a second UWB unit; wherein the content of the first and second substances,
the identity identification module comprises an identity identification UWB base station and is used for reading the ID number of the second UWB unit to complete user identity authentication;
the shopping cart comprises a shopping cart body and an intelligent terminal fixed on the shopping cart body, wherein the intelligent terminal and a user terminal form a UWB interactive link;
the payment module comprises a payment UWB base station and an RFID reader-writer, and is used for sending an instruction to the RFID reader-writer to read an electronic tag on an article in a shopping cart to obtain a shopping list and a settlement result after the shopping cart is detected by the payment UWB base station, then sending the shopping list and the settlement result to a user terminal and the intelligent terminal by the payment module, and completing payment through the user terminal or the intelligent terminal;
and the control center is also used for sending the shopping list and the settlement result to the user terminal and the intelligent terminal.
Further, the shopping cart is still including setting up intelligent apron on the storing space in the shopping cart body, intelligent apron links to each other with intelligent terminal communication, works as after payment UWB basic station detects the shopping cart, intelligent terminal sends the instruction and gives the storing space is closed to intelligent apron, forbids to get and puts goods, still is used for working after intelligent terminal accomplishes the payment, opens the storing space.
Furthermore, the shopping cart further comprises a first UWB unit fixed on the shopping cart body, and the first UWB unit is used for binding the ID number of the first UWB unit with the ID number of the second UWB unit one by one through the ID number after the UWB base station completes identity authentication.
Furthermore, the identity recognition module further comprises a rectangular identity recognition area which is formed by a first outlet and a first inlet which are arranged in an opposite side and a left electronic fence and a right electronic fence, the control center controls the first outlet and the first inlet to be opened and closed, and the identity recognition UWB base station is arranged in the identity recognition area;
and after the identity recognition UWB base station locates the identity of the user for the first time, closing the first inlet until the identity authentication of the user is completed and the user leaves the identity recognition area through the first outlet, and opening the first inlet.
Further, the payment module still includes predetermined payment region, payment UWB basic station sets up around payment region, payment region is provided with second export and second entry, works as payment UWB basic station fixes a position the shopping cart after for the first time, closes the second entry, and open second export and second entry until the user accomplishes the payment.
Furthermore, the payment area is a rectangle enclosed by a second outlet, a second inlet and electronic fences arranged on the left and the right of the second inlet, and the payment UWB base stations are arranged at four corners of the payment area.
Compared with the prior art, the invention has the following advantages:
according to the invention, accurate identity recognition of an indoor area is realized by using a UWB technology, a user can firstly enter the identity recognition area, when the user enters the area, a UWB base station of the area can be activated and sends an authorization notice to a user terminal, meanwhile, the UWB technology can be used for accurately recognizing the identity information of a person who wants to enter a payment area, after authorization, secret-free and network-free fee deduction can be directly carried out, secret-free and network-free payment can also be not used, a payment window pops up on an intelligent terminal on a shopping cart after shopping is finished, account and password can be input on the intelligent terminal or settlement can be finished by face brushing payment, and the payment problem caused by power failure of the user terminal or poor network can be avoided in various settlement modes. Meanwhile, a second outlet and a second inlet are arranged in the payment area, and only one shopping cart is allowed to settle accounts in the same time period under strict control, so that the safety problem is guaranteed.
In the invention, a Reader-writer (Reader) in the RFID technology can be used for scanning commodities with electronic tags in an area, the commodity information can be input with high precision and high efficiency, the identity recognition function of payment operation is completed by combining with the UWB (Ultra Wide Band ) recognition technology, and the whole-course quick payment is realized without waiting.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive exercise.
FIG. 1 is a structural connection diagram of an embodiment of a non-inductive payment system based on RFID scanning and UWB positioning according to the invention;
FIG. 2 is a schematic diagram of an embodiment of an identification area of the present invention;
FIG. 3 is a schematic diagram of TOA-AOA localization in accordance with the present invention;
FIG. 4 is a schematic diagram of an embodiment of a payment region in the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The examples are given for the purpose of better illustration of the invention, but the invention is not limited to the examples. Therefore, those skilled in the art should make insubstantial modifications and adaptations to the embodiments of the present invention in light of the above teachings and remain within the scope of the invention.
It should be noted that the subscripts or superscripts of the formula or representative formula in the present invention are merely used for distinction, unless otherwise specified.
Example 1
Referring to fig. 1, a general schematic block diagram of an embodiment of an RFID scanning and UWB-based non-inductive payment system of the present invention; concretely, the non-inductive payment system based on RFID scanning and UWB positioning comprises a commodity 5 with an electronic tag, a payment module 4 arranged in a payment area, a user terminal 1, a shopping cart 3, a control center 6 and an identity recognition module 2 arranged in an identity recognition area; wherein the content of the first and second substances,
a first UWB unit 31 and an intelligent terminal 33 are fixed on the shopping cart 3, commodities are placed in a storage space 32 of the shopping cart 3, an intelligent cover plate is arranged above the storage space 32, and the intelligent cover plate can telescopically open or close the storage space through an instruction sent by the intelligent terminal 33;
in a specific embodiment, after shopping is finished, by sending a shopping finishing instruction to the intelligent terminal 33, for example, clicking a shopping finishing button on the intelligent terminal 33, the intelligent terminal 33 sends an instruction to the control system of the intelligent cover plate to control the transmission structure of the intelligent cover plate to close the storage space, so that commodities are prevented from being taken from the shopping cart in the payment finishing process, and of course, after payment is finished, the intelligent terminal 33 also sends an instruction to control the intelligent cover plate to be opened, so that a user can take the commodities conveniently;
in this embodiment, the intelligent terminal 33 may be a tablet, and the UWB system is loaded in the intelligent terminal 33, where the intelligent terminal 33 stores commodity information and market activity information, for example, a user may use the intelligent terminal 33 to check market information such as today's recommendation, new commodities, price preference, and the like. Meanwhile, if the user needs to search and find a certain specific commodity, the intelligent terminal 33 can be used for searching the commodity, so that the stock number of the commodity is obtained, and the floor, counter number and transverse and longitudinal positions of the market where the current commodity is located are displayed;
the identity recognition module 2 comprises at least one identity recognition UWB base station and an identity recognition server 22 which are arranged in an identity recognition area and used for recognizing the second UWB unit; the identity recognition UWB base station is configured to detect the user terminal in real time and send an identity authentication to the user terminal, and the identity recognition server 22 may be configured to store identity recognition authentication information;
in a specific embodiment, the identification area is rectangular, and referring to fig. 2, four identification UWB base stations 21 are provided, and are respectively disposed around four corners of the identification area, and the identification UWB base stations can be supported by support bars and are disposed on top of the support bars;
furthermore, the identity recognition area can be also provided with a first outlet and a first inlet, the first outlet and the first inlet are arranged oppositely, the other two sides of the identity recognition area can be provided with electronic fences, and the first outlet and the first inlet can form a rectangular identity recognition area together with the electronic fences; after the identity recognition UWB base station locates the identity of the user for the first time, closing the first inlet until the identity authentication of the user is completed and the user leaves the identity recognition area through the first outlet, and opening the first inlet;
in the embodiment, a UWB technique is used for positioning, specifically, a hybrid positioning technique is adopted, that is, TOA (time of arrival), TDOA (time difference of arrival), AOA (angle of arrival or DOA estimation) positioning technique and a hybrid technique of the three techniques are used in a hybrid manner, and relevant positioning parameters are detected and extracted for positioning calculation, the hybrid positioning technique can use a plurality of positioning parameters to realize positioning, and combines the characteristics of different positioning techniques to make up for deficiencies in the characteristics of various positioning techniques, so that the final positioning performance is optimized, UWB is based on the TOA-AOA technique, which is also called as round angle positioning, and the method can realize positioning by using a single base station, and firstly, a distance R between a mobile terminal and the base station is calculated by using a value of TOA, so that the position of the mobile terminal can be determined on a circumference with the base station as a center and the radius R as a center, using the antenna arrayThe column measures the AOA of the mobile terminal to the base station and makes a ray. The intersection point between the ray and the circle is the position of the mobile terminal, if the position of the mobile terminal is
The base station position is
The arrival angle of the signal sent by the mobile terminal measured at the base station is θ, the distance between the base station and the mobile terminal is R, and the TOA-AOA positioning schematic diagram can refer to fig. 3 and satisfy the following equation;
preferably, after the identification UWB base station detects that the user terminal 1 exists in the identification area, the identification UWB base station performs identification according to the relative position between the identification UWB base station 21 and the user terminal and the ID number of the second UWB unit 11 of the user terminal 1, and the identification result is stored in the identification server 22 (the identification server 22 may be a PC, connected to a network), specifically, each UWB has a unique ID number, the identification UWB base station 21 reads the ID number of the second UWB unit 11 of the user terminal 1, compares the ID number with the ID pre-stored in the identification server 22, and if the ID number already exists, completes the identification authentication, otherwise, performs registration, records the ID number in the identification server 22, and completes the identification authentication;
after the identity authentication is completed, the identity recognition UWB base station 21 sends an authorization authentication to the user terminal 1 to request for confirming authorization and automatically deducting fees, after the authorization, the user receives a shopping cart 3, and meanwhile, the control center 6 is in signal connection with the identity recognition server 22 to send the identity information of the user terminal 1 to the intelligent terminal 33 in the shopping cart 3, so that the binding of the intelligent terminal 33 and the user terminal 1 is realized, and certainly, the user can also directly log in through inputting a password account number on the intelligent terminal 33 to realize the binding of the user and the shopping cart 3; after the intelligent terminal 33 is bound with the user terminal 1, the intelligent terminal 33 controls the first UWB unit 31 to establish a link with the second UWB unit 11 on the user terminal 1, and can locate the position of the shopping cart 3 through the user terminal 1, specifically, the ID number of the first UWB unit 31 on the shopping cart is bound with the ID number of the second UWB unit 11 one by one, thereby realizing the functions of location, automatic following and the like;
further, the user terminal 1 may be a device carrying the second UWB unit 11, such as a mobile phone, a mobile tablet, a payable smart watch, etc., and interacts with the smart terminal 33 carrying the UWB system to generate authorization acquisition information and complete a payment transaction, and preferably, the smart terminal 33 and the user terminal 1 may be bound, so that the user can log in the smart terminal 33 and receive a pushed activity notification from a merchant.
The payment module 4 comprises at least one payment UWB base station 41, an RFID reader 42, a second outlet and a second inlet, a settlement controller 43 and a gate controller 44, which are arranged in a payment area; the settlement controller 43 is in signal connection with the control center 6; referring to fig. 4, in one embodiment, the payment area is rectangular, and four payment UWB base stations are provided, respectively disposed at four corners of the payment area; meanwhile, electronic fences can be arranged on two corresponding sides of the payment area, a second outlet and a second inlet are respectively arranged on the other two corresponding sides, and the electronic fences, the second outlet and the second inlet form a rectangular payment area; the RFID reader 42 may be located above the payment area or on the fence; setting the second outlet to be normally closed;
in this embodiment, the RFID reader 42 is used to perform group reading on the electronic tags of the commodities, so that the commodity settlement time is saved, and the RFID reading is convenient and fast: the data can be read without a light source and can penetrate through an outer package, the effective identification distance is larger, the passive or active RFID is used in the embodiment, and the effective identification distance of the passive RFID tag can reach 8 meters nowadays, so that the identification requirement in the embodiment is met; meanwhile, the tag data can be dynamically changed by using a programmer, so that the position of the RFID tag can be dynamically tracked and monitored as long as the object attached to the RFID tag appears in the effective identification range of the reader, and the safety is higher;
specifically, when the payment UWB base station 41 detects the first UWB unit 31, (the position relationship between the payment UWB base station 41 and the UWB unit 31 determines whether the payment area is reached), the information is sent to the control center 6, and the control center 6 is informed that a shopping cart is present in the payment area to be paid, at this time, the control center 6 controls the gate control module 44 in the payment area through the settlement controller 43, so that the second entrance gate of the payment area is closed, only one shopping cart passes through and pays in the payment area, thereby ensuring the safety of payment and settlement, meanwhile, if the shopping cart storage space 32 is in an open state at this time, the control center 6 sends an instruction through the intelligent terminal 33, controls the transmission structure of the intelligent cover plate to close the storage space, and prohibits a user from taking and putting a commodity in the settlement stage;
furthermore, the control center 6 also sends an instruction to the settlement controller 43, the settlement controller 43 controls the RFID reader 42 to read the goods containing the electronic tags in the area, and the RFID reader 42 starts to perform group reading on the goods with the electronic tags in the shopping cart to quickly obtain the shopping list and the settlement result; then, the RFID reader 42 transmits the shopping list and the settlement result to the intelligent terminal 33 through the settlement controller 43; on the other hand, the shopping list and the settlement result are transmitted to the user terminal 1 through the payment UWB base station 41; if the user terminal 1 grants the automatic fee deduction authority in the identity recognition module 2, the user terminal 1 automatically deducts the fee after receiving the calculation result to complete the payment, and if the automatic fee deduction is not started, the user terminal can manually deduct the fee; on the other hand, when the signal of the user terminal 1 is poor or the electric quantity is insufficient, the intelligent terminal 33 can be used for logging in a payment account or swiping a face to pay; in this embodiment, after payment is completed, because the intelligent terminal 33 is bound with the user terminal 1 one by one, when payment is completed by one party, the intelligent terminal 33 controls the intelligent cover plate of the storage space 32 to be opened on one hand, and on the other hand, the payment completion information is sent to the control center 6, and the control center 6 controls the gate control module 44 of the payment area, so that the second outlet gate of the payment area is opened, and meanwhile, the shopping cart is unbound with the user terminal 1.
Further, when the payment UWB base station 41 in the payment area cannot detect the first UWB unit 31, the relevant information is fed back to the control center 6, and the control center 6 controls the second outlet to be closed and the second inlet to be opened.
Example 2
Based on the system of embodiment 1, this embodiment provides a non-inductive payment method based on RFID scanning and UWB positioning, and the method includes the steps of:
s1: the user terminal completes identity authentication through UWB in the identity recognition area and forms UWB interactive link with an intelligent terminal fixed on the shopping cart;
in this step, when a user needs to shop and enters a shopping mall, the user firstly arrives at an identity recognition area, the identity recognition UWB of the identity recognition area recognizes a UWB system loaded in a user terminal, reads an ID number of a second UWB unit on the user terminal, completes identity authentication and authority setting, and then allocates a shopping cart according to the user terminal, an intelligent terminal fixed on the shopping cart is also loaded with the UWB system, the intelligent terminal and the user terminal perform UWB interaction to start shopping, certainly, a first UWB unit is also fixed on the shopping cart, the ID numbers of the first UWB units are bound with the ID numbers of the second UWB units one by one, the UWB units are also interacted with the user terminal, and the positioning of the user UWB terminal to the units, namely the shopping cart, can be realized;
preferably, when the commodities are selected and purchased, the intelligent terminal stored with the commodity placing position information can be used for searching for the information and the placing position of the pre-purchased articles; when commodity shopping is completed, a user can send shopping finishing information to the intelligent terminal, the storage space of the shopping cart is closed, the commodity is forbidden to be taken and put, and the storage space of the shopping cart is opened until payment is completed.
S2: the shopping cart in the payment area is detected through UWB positioning, and an RFID reader-writer in the payment area reads an electronic tag on an article in the shopping cart to obtain a shopping list and a settlement result;
in the step, the shopping cart and the user terminal which finish commodity shopping reach a payment area, at the moment, after a payment UWB base station in the payment area detects a UWB unit on the shopping cart of the shopping cart, the control center closes the second inlet to ensure that only one shopping cart and one matched user terminal are in the payment area, and meanwhile, if the storage space on the shopping cart is not closed, the shopping cart and the user terminal are controlled to be closed; after the UWB unit is detected, triggering an RFID reader-writer, reading an electronic tag on a commodity in the shopping cart, acquiring commodity information, and obtaining a shopping list and a settlement result;
s3: and sending payment information to a user terminal forming UWB interactive link with the intelligent terminal on the shopping cart to complete payment, or completing payment through the intelligent terminal authorization payment function.
In the step, the control center sends the shopping list and the settlement result to the user terminal or the intelligent terminal, if the user terminal starts the password-free payment authority during identity authentication, the payment is finished by automatically deducting the fee, otherwise, the payment is manually carried out on the user terminal; or the payment account is logged in the intelligent terminal through the intelligent terminal to carry out payment.
Preferably, after the control center detects that the payment is completed, the second outlet is controlled to be opened, meanwhile, the information is sent to the intelligent terminal, the intelligent terminal controls the intelligent cover plate to be opened, and the commodity can be taken out of the shopping cart.
The embodiment discloses a non-inductive payment method based on RFID scanning and UWB positioning, after entering an identity recognition area, the user terminal receives identity authentication, an authorization automatic fee deduction request and the like sent by an identity recognition UWB base station arranged above the recognition area, a user can confirm authorization automatic fee deduction on the user terminal, after authentication, a control center can distribute a shopping cart, a first UWB unit in the shopping cart can establish interaction with the UWB system of the user terminal to realize binding and positioning, after shopping is finished, a shopping finishing button can be clicked through an intelligent terminal on the shopping cart, the shopping cart can close a storage space to prevent goods from being continuously taken or placed, after the shopping cart and the user terminal reach the payment area, the UWB base station can pay to identify a unit of the shopping cart through the payment area, the payment UWB base station sends the shopper information bound by the UWB unit to the control center, meanwhile, the RFID reader-writer is called to identify commodities in the shopping cart, the commodity category and amount are collected and sent to the control center, the control center processes the collected information and sends the information to the user terminal or the intelligent terminal to finish fee deduction service. The whole process is convenient, quick and simple. For a shopper, only the confirmation authorization needs to be clicked when shopping is started, then the needed commodities are placed in a shopping cart, and the shopping is finally confirmed after clicking, and the bar codes do not need to be scanned for each commodity during payment, but the RFID is used for group reading and identifying the electronic tags on the commodities, so that the time is saved.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (9)
1. A non-inductive payment method based on RFID scanning and UWB positioning is characterized by comprising the following steps:
the user terminal completes identity authentication through UWB in the identity recognition area and forms UWB interactive link with an intelligent terminal fixed on the shopping cart; UWB units are arranged in the user terminal and the intelligent terminal;
detecting a shopping cart in a payment area through UWB positioning, and reading an electronic tag on a commodity in the shopping cart by an RFID reader-writer in the payment area to obtain a shopping list and a settlement result;
and sending payment information to a user terminal forming UWB interactive link with the intelligent terminal on the shopping cart to complete payment, or completing payment through the intelligent terminal authorization payment function.
2. The method according to claim 1, characterized in that said step of detecting shopping carts of a payment area by UWB positioning particularly comprises:
when the shopping cart is detected in the payment area for the first time, closing the entrance of the payment area, allowing only one shopping cart to pass through, and closing the storage space by the shopping cart to forbid taking and placing of goods;
and after the payment is finished, the storage space of the shopping cart is opened.
3. The method according to claim 1, wherein the intelligent terminal stores commodity placement position information, and when the intelligent terminal receives commodity retrieval information, the intelligent terminal displays the position of a commodity to be retrieved.
4. An RFID scanning and UWB positioning based non-inductive payment system, comprising: the system comprises a control center, an identity recognition module, a shopping cart, a payment module and a user terminal provided with a second UWB unit; wherein the content of the first and second substances,
the identity identification module comprises an identity identification UWB base station and is used for reading the ID number of the second UWB unit to complete user identity authentication;
the shopping cart comprises a shopping cart body and an intelligent terminal fixed on the shopping cart body, wherein the intelligent terminal and a user terminal form a UWB interactive link; UWB units are arranged in the intelligent terminals;
the payment module comprises a payment UWB base station and an RFID reader-writer, and is used for sending an instruction to the RFID reader-writer to read an electronic tag on an article in a shopping cart to obtain a shopping list and a settlement result after the shopping cart is detected by the payment UWB base station, then sending the shopping list and the settlement result to the user terminal and the intelligent terminal by the payment module, and completing payment through the user terminal or the intelligent terminal.
5. The system of claim 4, wherein the shopping cart further comprises an intelligent cover plate arranged on a storage space in the shopping cart body, the intelligent cover plate is in communication connection with an intelligent terminal, and when the payment UWB base station detects the shopping cart, the intelligent terminal sends a command to the intelligent cover plate to close the storage space and forbid the goods from being taken and placed; when the intelligent terminal finishes payment, the intelligent terminal controls the intelligent cover plate to open the storage space.
6. The system of claim 4, wherein the shopping cart further comprises a first UWB unit fixed on the shopping cart body, and configured to bind the ID number of the first UWB unit with the ID number of the second UWB unit one by one after the UWB base station completes the identity authentication.
7. The system of claim 4, wherein the identification module further comprises a rectangular identification area surrounded by a first outlet and a first inlet arranged opposite to each other and electronic fences arranged on the left and right of the identification module, the control center controls the first outlet and the first inlet to be opened and closed, and the identification UWB base station is arranged in the identification area;
and after the identity recognition UWB base station locates the identity of the user for the first time, closing the first inlet until the identity authentication of the user is completed and the user leaves the identity recognition area through the first outlet, and opening the first inlet.
8. The system of claim 4, wherein the payment module further comprises a rectangular payment area surrounded by a second outlet and a second inlet arranged opposite to each other and electronic fences arranged on the left and right of the payment area, the payment UWB base station is arranged around the payment area, the control center controls the opening and closing of the second outlet and the second inlet, and when the payment UWB base station is positioned to the shopping cart for the first time, the second inlet is closed until the user finishes payment, and the second outlet and the second inlet are opened.
9. The system of claim 8, wherein there are 4 UWB payment base stations in the payment region, each located at four corners of the payment region.
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| CN202110330394.7A CN112712150B (en) | 2021-03-29 | 2021-03-29 | Non-inductive payment method and system based on RFID scanning and UWB positioning |
| ZA2022/03535A ZA202203535B (en) | 2021-03-29 | 2022-03-28 | Non-inductive payment method and system based on rfid scanning and uwb positioning |
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| CN202110330394.7A CN112712150B (en) | 2021-03-29 | 2021-03-29 | Non-inductive payment method and system based on RFID scanning and UWB positioning |
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| CN113191761A (en) * | 2021-05-14 | 2021-07-30 | Tcl通讯（宁波）有限公司 | UWB-based vehicle control method and device, intelligent terminal and storage medium |
| CN114757667A (en) * | 2022-04-20 | 2022-07-15 | 中国银联股份有限公司 | Payment method, device, equipment and computer readable storage medium |
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| CN112712150A (en) | 2021-04-27 |
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