KR20090034854A - RFID tag with ID deletion information - Google Patents

Abstract

The present invention relates to an RFID tag having ID deletion information, comprising: identification information or service information of a product to which an RFID tag is attached, and a product of the product at the time of selling or moving the product to which the RFID tag is attached; A memory unit for storing deletion information for deleting all or part of identification information or service information, an antenna unit for receiving a predetermined radio frequency signal from an external terminal, and the memory in response to a radio frequency signal received through the antenna unit; And a logic unit configured to transmit identification information or service information provided to the unit and deletion information to the external terminal through the antenna unit.

Description

RFID Tag with ID Elimination Information

1 is a simple diagram of a general RFID system.

FIG. 2 is a diagram illustrating an exemplary method for transmitting and receiving main information for an RIFD tag equipped with invalidation function of tag information.

FIG. 3 is a diagram illustrating an exemplary method for transmitting and receiving main information for a RIFD tag equipped with invalidation function of tag information.

4 is a diagram illustrating an RFID tag structure in which the invalidation code (or deletion information) is mounted.

5 is a diagram illustrating an RFID tag structure on which an invalidation code (or deletion information) is mounted.

6 is a diagram illustrating an RFID tag structure on which an invalidation code (or deletion information) is mounted.

Fig. 7 is a preferred diagram of a functional configuration of an RFID terminal device for invalidating an RFID tag on which an invalidation code (or deletion information) is mounted.

8 is a diagram of another preferred embodiment of the functional configuration of an RFID terminal device for invalidating an RFID tag on which an invalidation code (or deletion information) is mounted.

9 is a diagram illustrating a system for invalidating an RFID tag loaded with an invalidation code (or deletion information) in a payment process according to a preferred embodiment of the present invention.

10 is a flowchart illustrating a process of invalidating an RFID tag loaded with an invalidation code (or deletion information) in a payment process according to a preferred embodiment of the present invention.

FIG. 11 is a diagram illustrating an embodiment of a system for invalidating an RFID tag on which an invalidation code (or deletion information) is mounted in a payment process according to the present invention.

12 is a flowchart illustrating a process of invalidating an RFID tag loaded with an invalidation code (or deletion information) in a payment process according to the present invention.

<Description of main parts of drawing>

400: RFID tag 405: logic unit

410: memory section 415: power section

420: wireless unit 700: RFID terminal device

705: extraction unit 710: output unit

715: processing unit 720: determination unit

725: storage medium 730: antenna unit

The present invention is to delete all or part of the identification information or service information of the product to which the RFID tag is attached and the identification information or service information of the product at the time of sale or movement of the product with the RFID tag in the RFID tag. A memory unit for storing the deletion information; an antenna unit for receiving a predetermined radio frequency signal from an external terminal; and identification information or service information provided in the memory unit in response to a radio frequency signal received through the antenna unit; The present invention relates to an RFID tag having ID deletion information including a logic unit configured to transmit information to the external terminal through the antenna unit.

RFID contains information on the entire process of production, distribution, storage, and consumption on tags and / or chips attached to the product, and enables RFID readers to read the information through antennas, However, it is a technology that can be used in combination with an information system in connection with a mobile communication network.

1 is a simple diagram of a general RFID system.

Referring to FIG. 1, an RFID system communicates with an RFID tag corresponding to a transponder (general term for a wireless transceiver that automatically returns a specific signal in response to an external signal), and communicates with the RFID tag through a radio frequency signal. An antenna and an RFID reading device for reading RFID information received from the RFID tag, wherein the RFID reading device includes at least one information processing system (eg, a server provided with a database) according to an application method of an RFID system. It is possible to work with

The RFID tag of the RFID system is generally composed of a single chipset (for example, an integrated circuit). The frequency used by an active tag, a passive tag, and a wireless transceiver is determined by a power supply. According to the band, it is divided into low frequency tag and high frequency tag.

An RFID reading apparatus of an RFID system includes an RF module for transmitting a radio frequency signal transmitted and received with an RFID tag through an antenna, and at least one reading program (eg, for reading RFID information received from the RFID tag). A device having a firmware program, a function of supplying and activating RF energy to an RFID tag (for example, a passive RFID tag), a function of receiving RFID information from the RFID tag through an antenna, and RFID Provides a function for reading RFID information received from a tag.

In addition, the RFID reading apparatus may provide a RFID module received from an RFID tag to an information processing system or a communication module (eg, RS-232C (Recommended Standard—) for receiving a series of commands and / or data from the information processing system. 232C) and USB (Universal Serial Bus).

In addition to the function of receiving RFID information from the RFID tag, the RFID reading device may record information and / or data specific to the RFID tag through a radio frequency signal, in which case the RFID reading device is recognized by a controller on the RFID tag. Send a pulse with a built-in command.

An information processing system of an RFID system is a system in which an RFID reader receives a RFID information received from an RFID tag and provides a series of information processing functions. Process, and / or add, update, delete, and / or retrieve the above and RFID information to the D / B, interpret and / or analyze the RFID information, and at least one or more relationship information therefrom. Performs an information processing function of extracting and / or generating a.

On the other hand, in the conventional RFID system as shown in Figure 1, the RFID information provided in the RFID tag may be used to invade the privacy of the individual and cause shame, or to leak personal information.

For example, when an underwear is equipped with an RFID tag, a handheld based RFID reader may acquire information about an undergarment worn by a specific customer without permission. It means that it contains serious problems that can be exploited as a means of infringement.

In addition, for example, when an RFID tag is provided in a credit card or ID card, information about a credit card or ID card possessed by a specific customer may be obtained without permission by a handheld RFID reader. This means that RFID systems involve serious problems that can be exploited as a means of leaking personal information.

An object of the present invention for solving the above problems is an RFID tag, the identification information or service information of the product to which the RFID tag is attached, and the identification information of the product at the time of sale or movement of the product with the RFID tag Or a memory unit for storing deletion information for deleting all or part of service information, an antenna unit for receiving a predetermined radio frequency signal from an external terminal, and a memory unit corresponding to a radio frequency signal received through the antenna unit. An RFID tag comprising identification information or service information provided and ID deletion information including a logic unit for transmitting deletion information to the external terminal through the antenna unit.

In addition, another object of the present invention is to provide an RFID tag having an invalidation code (or deletion information) for invalidating or deleting all or part of the identification information and / or service information of a product. The present invention provides a method and system for deleting or invalidating tag information stored in the RFID tag.

In addition, another object of the present invention is to provide a terminal device for extracting and reading the invalidation code (or deletion information) provided in the RFID tag and output or transmit it to a predetermined device or server.

The RFID tag having ID deletion information according to the present invention, in the RFID tag, identification information or service information of a product to which the RFID tag is attached, and identification of the product at the time of sale or movement of the product to which the RFID tag is attached. A memory unit for storing deletion information for deleting all or part of information or service information, an antenna unit for receiving a predetermined radio frequency signal from an external terminal, and the memory unit in response to a radio frequency signal received through the antenna unit And a logic unit configured to transmit identification information or service information and deletion information provided to the external terminal through the antenna unit.

According to the present invention, the invalidation code (or deletion information) is composed of data including one or more of numbers, letters, symbols, and binary, or in the form of a data code or a data block. It is done.

Hereinafter, with reference to the accompanying drawings and description will be described in detail the operating principle of the preferred embodiment of the present invention. However, the drawings and the following description shown below are for the preferred method among various methods for effectively explaining the features of the present invention, the present invention is not limited only to the drawings and description below. In addition, in the following description of the present invention, if it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description will be omitted. Terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to intentions or customs of users or operators. Therefore, the definition should be based on the contents throughout the present title.

2 to 3 illustrate an exemplary method for transmitting and receiving the main information for the RIFD tag with the invalidation function of the tag information.

Referring to FIG. 2, for an RFID tag having a function of invalidating tag information, a tag manufacturing organization 205 for manufacturing a RIFD tag attached to a product preferentially, and a chip manufacturing organization for manufacturing a chip mounted on the RFID tag ( 210, and an RFID terminal manufacturing organization 215 for manufacturing an RFID terminal that invalidates the RFID tag, concludes a business agreement regarding invalidation of tag information included in a specific RFID tag, and invalidates the RFID tag in the RFID terminal. Predetermined invalidation code (or deletion information), and an invalidation method are set.

According to the present invention, the invalidation code (or deletion information) is a number, a letter (including a symbol), or a binary (stored in a specific memory area on the RFID tag structure in a specific RFID terminal manufactured by the RFID terminal manufacturing organization 215). Binary) is required to determine whether to invalidate or maintain the RFID tag using data, wherein the invalidation code is in the form of a data code additionally recorded in a specific memory area of the RFID tag, or the RFID It is provided in the form of a data block for determining whether the tag information stored in the tag is converged to a specific value by calculating it through a predetermined invalidation determination algorithm.

According to an embodiment of the present invention, the invalidation code is configured to store a specific value in at least one bit, nibble, or byte stored in a specific memory address among memory areas of the RFID tag. By doing so, it is possible to determine whether to invalidate the RFID tag. For example, when the bit of the specific memory address is '0', the RFID tag may be invalidated, and when the bit is '1', the RFID tag may be set to remain valid.

According to an exemplary embodiment of the present invention, the invalidation code may be performed when a predetermined bit operation (eg, XOR bit operation) is performed in a nibble or byte unit in a specific memory area among tag information stored in the RFID tag. By forcibly converging the calculation result to a specific value, it is possible to determine whether to invalidate the RFID tag based on the bit operation result. For example, when performing an XOR operation on a memory area corresponding to service identification information stored in an RFID tag by byte units, convergence to '0X00' invalidates the RFID tag, and converges to a value other than '0X00', the RFID. It is possible to set the tag to remain valid.

According to the present invention, the invalidation method is a method of invalidating the RFID tag in the RFID terminal when the invalidation code (or deletion information) determines to invalidate the RFID tag, thereby identifying a service included in the RFID tag. By deleting the information and / or service data, other RFID terminals cannot extract the tag information stored in the RFID tag or change the error detection code (EDC) included in the RFID tag to an arbitrary value other than the original value. As a result, a predetermined error is detected in the step of extracting and reading tag information stored in the RFID tag from another RFID terminal so that the tag information stored in the RFID tag is not read.

According to a preferred embodiment of the present invention, tag information stored in the RFID tag, or at least a part of the tag information (e.g., EDC) in order to invalidate the RFID tag in the above manner, is read / read from the memory provided in the RFID tag. It must be stored in write memory.

As described above, when a predetermined invalidation code (or deletion information) and / or an invalidation method for invalidating the RFID tag are determined in a specific RFID terminal manufactured by the RFID terminal manufacturing organization 215, the RFID terminal manufacturing organization 215 An RFID terminal having a function of determining whether to invalidate the RFID tag through the invalidation code (or deletion information) and invalidating the RFID tag through the invalidation method is manufactured (described in FIG. 7).

Through the above process, the tag manufacturing organization 205, the chip manufacturing organization 210, and the RFID terminal manufacturing organization 215 form an invalidation code (or deletion information) and / or an invalidation method for the RFID tag through a predetermined business partnership. If the RFID terminal manufacturing organization 215 manufactures an RFID terminal that invalidates the RFID tag through the invalidation code (or deletion information) and the invalidation method, a product manufacturing organization that produces and sells the product to which the RFID tag is attached. (200) (e.g., a general product manufacturing company) determines a product to invalidate the RFID tag in the RFID terminal manufactured by the RFID terminal manufacturing institution 215 among the products manufactured and sold by the company, and the tag manufacturing institution 205 Request the RFID tag (RIFD tag with invalidation code (or deletion information)) to be attached to the product.

When the manufacture of the RIFD tag loaded with the invalidation code (or deletion information) is requested to the product manufacturing organization 200 as described above, the tag manufacturing organization 205 is invalidated to the chip manufacturing organization 210 mounted on the RFID tag. The chip manufacturing organization 210 requests the manufacture of the chip loaded with the code (or deletion information), and the chip manufacturing organization 210 manufactures the chip carrying the invalidation code (or deletion information) determined in the business alliance process, and the invalidation code (or The chip on which the deletion information is mounted is provided to the tag manufacturing engine 205.

According to a preferred embodiment of the present invention, in the case of Figure 2, the chip manufacturing organization 210 receives a predetermined information (for example, service identification information) stored in the chip from a predetermined RFID management organization (not shown) In order to manufacture a predetermined chip, the invalidation code (or deletion information) is mounted on the RFID tag during the chip manufacturing process.

The tag manufacturing organization 205, which receives the chip on which the invalidation code (or deletion information) is loaded from the chip manufacturing institution 210, manufactures an RFID tag on which the invalidation code (or deletion information) is loaded using the chip. The RFID tag is provided to the product manufacturing organization 200, and the product manufacturing organization 200 supplies the RFID tag (an RFID tag loaded with an invalidation code (or deletion information)) provided to the tag manufacturing organization 205. Attach to and release. The RFID tag attached to the released product performs the RFID tag function normally in a predetermined distribution and sales process, but the RFID tag is invalidated in a specific RFID terminal manufactured by the RFID terminal manufacturing organization 215. .

FIG. 3 illustrates a case in which an RFID tag equipped with an invalidation code (or deletion information) is manufactured in the tag manufacturing organization 205, and is invalidated from the product manufacturing organization 200 to the tag manufacturing organization 205. When the manufacture of the RFID tag loaded with the code (or the deletion information) is requested, the tag manufacturing organization 205 requests the chip manufacturing organization 210 to manufacture the chip capable of loading the invalidation code (or the deletion information). In addition, the chip manufacturing engine 210 manufactures a chip capable of mounting an invalidation code (or deletion information) and provides the chip to the tag manufacturing engine 205.

According to a preferred embodiment of the present invention, a chip capable of mounting invalidation code (or deletion information) is a chip having a read / write memory as a memory for storing tag information.

When a chip capable of mounting an invalidation code (or deletion information) is provided from the chip manufacturing organization 210, the tag manufacturing organization 205 uses the chip to read an RFID tag on which an invalidation code (or deletion information) is mounted. Manufacture and provide the RFID tag to a product manufacturing organization 200, and the product manufacturing organization 200 attaches and releases an RFID tag on which the invalidation code (or deletion information) is mounted.

4 is a diagram illustrating a structure of an RFID tag 400 on which the invalidation code (or deletion information) is mounted.

According to the present invention, the RFID tag 400 to which the invalidation code (or deletion information) is mounted is information stored in the memory, and identification information and / or service information of the product to which the RFID tag 400 is attached and the RFID. At the time of sale and / or movement of the product to which the tag 400 is attached, having a predetermined invalidation code (or deletion information) for invalidating or deleting all or part of the identification information and / or service information of the product. It features.

Referring to FIG. 4, a general configuration of the RFID tag 400 includes a logic unit 405 for providing arithmetic and data input / output functions, a memory unit 410 for storing RFID information, and an antenna unit for an RFID terminal. It consists of a wireless unit 420 and the like to communicate wirelessly, the active tag is provided with a power supply unit 415 and the like.

The logic unit 405 of the RFID tag 400 inputs / outputs RFID information included in the memory unit 410 in response to a radio frequency signal received from the radio unit 420 through the antenna unit of the RFID terminal, and inputs and outputs the RFID information. It provides a control and management function for transmitting the information to the outside (for example, the antenna unit of the RFID terminal) through the wireless unit 420.

The memory unit 410 of the RFID tag 400 is a memory in which RFID information to be provided to an RFID reading apparatus is stored according to a radio frequency signal transmitted and received through the radio unit 420. It is possible for numbers, symbols, and / or binary data to be stored. The capacity of the commercially available memory unit 410 is very diverse, ranging from 25 Bit to 512 KBytes.

Referring to FIG. 4, the structure of the memory unit 410 in the RFID tag 400 is a header in which predetermined data such as a chip version and a service identification length is stored, and the same product manufactured by the same product manufacturing organization 200. Service identification information having the same value with respect to the service data having different values which are not duplicated with respect to the same product manufactured by the same product manufacturing organization 200, and the header, the service identification information, and the error of the service data It consists of an Error Detection Code (EDC).

The radio unit 420 of the RFID tag 400 receives a radio frequency signal received from an RFID reader through an antenna unit of an RFID terminal and provides the received radio frequency signal to the controller, and the RFID information extracted by the controller from the memory unit through a radio frequency signal. It provides a function to transmit to the RFID reader. The frequency range used by the wireless part of the commercially available RFID tag 400 is very diverse, such as 135 KHz, 13.56 MHz, 433 MHz, 860-930 MHz, 2.45 GHz, 5.8 GHz.

According to a preferred embodiment of the present invention, the invalidation code (or deletion information) mounted on the RFID tag 400 in order to invalidate the RFID tag 400 has a structure of the memory unit 410 of the RFID tag 400. It may be included in the service identification information and / or service data in the above, or is provided independently in a separate area other than the service identification information and / or service data.

5 to 6 illustrate a structure of an RFID tag 400 on which an invalidation code (or deletion information) is mounted.

In particular, FIG. 5 is a case where the invalidation code (or deletion information) is included in service identification information and / or service data on the structure of the memory unit 410 of the RFID tag 400. FIG. Delete information) is independently provided in a separate area other than the service identification information and / or the service data on the structure of the memory unit 410 of the RFID tag 400.

According to an exemplary embodiment of the present invention, the invalidation code (or deletion information) is a specific number, a letter (including a symbol), and binary data having a Boolean value that determines whether the RFID tag 400 is invalidated.

In the case of (a) of FIG. 5, the invalidation code (or deletion information) is set by specifying a specific bit, nibble, or byte of a service identification information area to a specific value that performs a function of a called value. It is possible to determine whether to invalidate, and in the case of (b) of FIG. 5, the invalidation code (or deletion information) is a specific value which performs a function of a specific bit, nibble, or byte of a service data area. By setting, it is possible to determine whether to invalidate the RFID tag 400.

For example, in FIG. 5A, if the first nibble of the service identification information is '0X0', the corresponding RFID tag 400 is invalidated. If the value is other than '0X0', the corresponding RFID tag 400 is valid. (B) of FIG. 5, if the last nibble of the service data is 0X0 ', the corresponding RFID tag 400 is invalidated, and if the value is other than' 0X0 ', the corresponding RFID tag 400 is invalid. Can be set to remain valid.

In the case of (a) of FIG. 6, the invalidation code (or deletion information) adds at least one bit, nibble, or byte to perform a function of a Boolean value for determining whether to invalidate between the header and the service identification information, or In case of (b) of FIG. 6, at least one bit, nibble, or byte is added between the service identification information and the service data to perform a function of a Boolean value for determining whether to invalidate, or in (c) of FIG. In this case, it is possible to determine whether to invalidate the RFID tag 400 by adding at least one bit, nibble, or byte that performs a function of a Boolean value for determining whether to invalidate between service data and the EDC.

For example, in FIG. 6A, a nibble performing a function called a value is added between the header and the service identification information, and if the nibble is '0X0', the corresponding RFID tag 400 is invalidated and '0X0' If the value is anything other than this, it is possible to set the RFID tag 400 to maintain a valid state. In the case of FIG. 6 (b), a nibble that performs a function of a value called between service identification information and service data is added. If the nibble is '0X0', the corresponding RFID tag 400 is invalidated. If the nibble is other than '0X0', the corresponding RFID tag 400 may be set to maintain a valid state. In the case of c), a nibble that performs a function of a value called between the service data and the EDC is added, and if the nibble is '0X0', the corresponding RFID tag 400 is invalidated; Tag 400 for valid phase It is possible to set to maintain the state.

According to an exemplary embodiment of the present invention, the invalidation code (or deletion information) is a nibble or a bit operation of a specific memory area in a memory structure of the RFID tag 400, and the operation result is converted into a specific value. Specific binary data that performs a convergence function.

In the case of (a) of FIG. 5, the memory area for performing a bit operation on the memory structure of the RFID tag 400 is service identification information, and the invalidation code (or deletion information) included in the service identification information is the service identification information. Binary data forcing convergence of the bit operation result to a specific value. In FIG. 5 (b), a memory area for performing a bit operation on the memory structure of the RFID tag 400 is service data and is included in the service data. The invalidation code (or deletion information) is binary data which forcibly converges the bit operation result of the service data to a specific value.

For example, if the result of XOR bit operation of a specific memory area in units of bytes is '0X00', the corresponding RFID tag 400 is invalidated. If the result of XOR bit operation is other than '0X00', the corresponding RFID tag 400 is deactivated. In the case of maintaining in a valid state, in the case of (a) of FIG. 5, the result of performing XOR bit operation on the remaining memory area other than the invalidation code (or deletion information) included in the service identification information by byte unit is '0XF0'. In this case, the invalidation code (or deletion information) included in the service identification information corresponds to '0XF0', and in case of (b) of FIG. 5, the remaining memory other than the invalidation code (or deletion information) included in the service data is shown. If the result of performing the XOR bit operation on the byte unit is '0X0F', the invalidation code (or deletion information) included in the service data corresponds to '0X0F'.

In the case of FIG. 6, the memory area for performing a bit operation on the memory structure of the RFID tag 400 is randomly selected from the remaining memory areas except the invalidation code (or deletion information), and the invalidation code (or deletion information) of FIG. 6. Is binary data which forcibly converges the bit operation result of the memory area to a specific value.

For example, in the case of (a) of FIG. 6, the memory region in which the bit operation is performed is arbitrarily selected from the remaining regions except for the invalidation code (or the deletion information) between the header and the service identification information. The memory area in which the bit operation is performed is randomly selected from the remaining areas except for the invalidation code (or deletion information) between the service identification information and the service data. At least one of the remaining areas except for the invalidation code (or the deletion information) between the service data and the EDC is selected, and the method of determining the value of the invalidation code (or the deletion information) is the same as that of FIG.

FIG. 7 is a preferred diagram of the functional configuration of the RFID terminal 700 for invalidating the RFID tag 400 on which the invalidation code (or deletion information) is mounted.

According to the present invention, the terminal device 700 is characterized in that the payment terminal device, and / or Point Of Sale (POS) terminal and / or wireless terminal. In addition, the terminal device 700 is characterized in that the interworking with the payment terminal device, and / or Point Of Sale (POS) terminal.

Referring to FIG. 7, an RFID terminal apparatus 700 for invalidating an RFID tag 400 mounted with an invalidation code (or deletion information) includes an antenna unit 730, an extraction unit 705, an output unit 710, The determination unit 720, the processing unit 715 and the storage medium 725 is characterized in that it is provided.

Preferably, the antenna unit 730 is a predetermined radio frequency with an RFID tag 400 having a predetermined invalidation code (or deletion information) for invalidating or deleting all or part of the product identification information and / or service information. It transmits a signal and receives a radio frequency signal including predetermined tag information from the RFID tag 400, or supplies power to the RFID tag 400 through a radio frequency signal in a non-contact manner.

Preferably, the extraction unit 705 extracts the invalidation code (or deletion information) from the radio frequency signal received by the antenna unit 730.

Preferably, the output unit 710 reads the invalidation code (or deletion information) extracted by the extraction unit 705 and outputs invalidation or deletion information of the RFID tag 400.

Preferably, the determination unit 720 reads the invalidation code (or deletion information) extracted by the extraction unit 705 to determine whether to invalidate the RFID tag 400.

For example, the determination unit 720, in the process of business cooperation between the tag manufacturing organization 205, the chip manufacturing organization 210, and the RFID terminal manufacturing organization 215, the invalidation code (or deletion information) is the service identification information If the result of bitwise operation in bytes is '0X00', the service identification information of the tag information extracted by the extraction unit 705 of the terminal apparatus 700 when the RFID tag 400 is set to be invalidated By performing XOR operation in units of bytes and determining whether the result of the XOR operation is a value other than '0X00' or '0X00', it is possible to determine whether to invalidate the RFID tag 400.

Preferably, the processing unit 715 invalidates the RFID tag 400 and / or tag information based on the output invalidation or deletion information.

Preferably, the storage medium 725 stores predetermined invalidation code (or deletion information) determination information and / or the RFID tag 400 for determining invalidation code (or deletion information) included in the RFID tag 400. Stores invalidation methods that invalidate.

For example, the storage medium 725 may include invalidation tag information, an invalidation scheme, and invalidation code determination information.

On the other hand, RFID terminal device 700 according to another embodiment of the present invention RFID having a predetermined invalidation code (or deletion information) to invalidate or delete all or part of the product identification information and / or service information Sends a predetermined radio frequency signal to the tag 400 and receives a radio frequency signal including predetermined tag information from the RFID tag 400, or in a contactless manner to the RFID tag 400 via a radio frequency signal. An antenna unit 730 for supplying power, an extraction unit 705 for extracting the invalidation code (or deletion information) from the radio frequency signal received by the antenna unit 730, and the extraction unit 705 Determining unit 720 for reading the invalidation code (or deletion information), the transmission unit for transmitting the read invalidation or deletion information to a predetermined device or server and the non-installed in the RFID tag 400 And a storage medium 725 that stores predetermined invalidation code (or deletion information) determination information for determining a code code (or deletion information) and / or an invalidation method for invalidating the RFID tag 400. It is done.

8 is a diagram of another preferred embodiment of the functional configuration of the RFID terminal 700 for invalidating the RFID tag 400 loaded with the invalidation code (or deletion information).

Referring to FIG. 8, an RFID terminal apparatus 700 having an invalidation function of an RFID tag 400 transmits a predetermined radio frequency signal to the RFID tag 400 and predetermined tag information from the RFID tag 400. An antenna unit 730 for receiving a radio frequency signal comprising a, or a non-contact power supply to the RFID tag 400 through a radio frequency signal, and from the radio frequency signal received by the antenna unit 730 In the RFID terminal device 700 having an extractor 705 for extracting predetermined tag information and a reader 800 for reading tag information extracted by the extractor 705, the RFID tag 400 is provided. A storage medium 725 for storing invalidation code (or deletion information) determination information for determining invalidation code (or deletion information) mounted in the storage device and / or an invalidation method for invalidating the RFID tag 400, and the memory unit. Invalidation code stored in (410) (and Determination unit 720 for reading the invalidation code (or deletion information) to the tag information extracted by the extraction unit 705 and determining whether to invalidate the RFID tag 400 and the determination unit ( When the 720 determines the invalidation of the RFID tag 400, a processing unit 715 for invalidating the RFID tag 400 by an invalidation method stored in the memory unit 410 may be provided.

According to a preferred embodiment of the present invention, the RFID terminal apparatus 700 determines whether the RFID terminal apparatus 700 invalidates the RFID tag 400 on which an invalidation code (or deletion information) is mounted. When provided from an external device or server connected to the 700, the determination unit 720 invalidates among tag information extracted and read by the RFID terminal device 700 until the invalidation of the RFID tag 400 is performed. It is preferable to further include a storage medium (725) for temporarily storing the invalidation tag information for determining the code (or deletion information).

The determination unit 720 of the RFID terminal apparatus 700 extracts tag information from at least one RFID tag 400 by the extractor 705 provided in the RFID terminal apparatus 700 through the antenna unit 730. If so, extract the invalidation code (or deletion information) determination information from the storage medium 725, determine whether the tag information contains a predetermined invalidation code (or deletion information), and further, the invalidation code (or deletion information) ) Is determined to invalidate the RFID tag 400.

For example, in the process of business alliance between the tag manufacturing organization 205, the chip manufacturing organization 210, and the RFID terminal manufacturing organization 215, the invalidation code (or deletion information) bit-operates the service identification information in byte units. When '0X00' is set, when the RFID tag 400 is set to invalidate, the determination unit 720 performs an XOR operation on the service identification information of the tag information extracted by the extraction unit 705 in units of bytes. By determining whether the result of the XOR operation is a value other than '0X00' or '0X00', it is determined whether to invalidate the RFID tag 400.

The processing unit 715 of the RFID terminal apparatus 700 extracts an invalidation method from the storage medium 725 and determines the RFID tag 400 determined by the determination unit 720 to invalidate the RFID tag 400. According to the invalidation method is characterized in that invalidated through the antenna unit 730 provided in the RFID terminal device (700).

For example, when invalidating the RFID tag 400 deletes the tag information stored in the memory unit 410 of the RFID tag 400, the processing unit 715 may include an antenna unit provided in the RFID terminal device 700. The tag information stored in the memory unit 410 of the RFID tag 400 determined to be invalidated by the determination unit 720 through 730 is deleted.

9 is a diagram illustrating a system for invalidating an RFID tag 400 loaded with invalidation code (or deletion information) in a payment process according to a preferred embodiment of the present invention.

According to the present invention, the RFID tag 400 information invalidation system includes an RFID tag 400 having a predetermined invalidation code (or deletion information) and an RFID for receiving and reading invalidation code or deletion information from the RFID tag 400. The terminal device 700 is provided.

Further, according to the present invention, it is noted that the RFID tag 400 information invalidation system may be presented in various embodiments according to the function of the RFID terminal device 700.

Preferably, the RFID tag 400 information invalidation system includes the identification information and / or service information of the product to which the RFID tag 400 is attached and the point of sale and / or movement of the product to which the RFID tag 400 is attached. And a predetermined invalidation code (or deletion information) for invalidating or deleting all or part of the identification information and / or the service information of the RFID tag 400 and the target product to which the RFID tag 400 is attached. At the point of sale and / or movement, the invalidation code (or deletion information) is received and read from the RFID tag 400, and the invalidation or deletion information of the RFID tag 400 is output through a predetermined output means. The RFID tag 400 and / or the RFID terminal 700 for invalidating the tag information may be configured based on the output invalidation or deletion information.

According to another preferred embodiment, the RFID tag 400 information invalidation system may identify and / or service information of a product to which the RFID tag 400 is attached, and a point of sale and / or movement of the product to which the RFID tag 400 is attached. , The RFID tag 400 and the RFID tag 400, characterized in that it has a predetermined invalidation code (or deletion information) to invalidate or delete all or part of the identification information and / or service information of the product. At the time of sale and / or movement of the object to be attached, the RFID code 400 receives and reads the invalidation code (or deletion information), and based on the read invalidation code (or deletion information), the RFID It is possible to include a tag 400 and / or RFID terminal device 700 for invalidating the tag information.

In addition, in another preferred embodiment, the RFID tag 400 information invalidation system may be used to identify and / or service information of a product to which the RFID tag 400 is attached, and to sell and / or sell the product to which the RFID tag 400 is attached. Or a predetermined invalidation code (or deletion information) for invalidating or deleting all or part of the identification information and / or service information of the goods at the time of movement. At the time of sale and / or movement of the object to be attached, the invalidation code (or deletion information) is received and read from the RFID tag 400, and the invalidation or deletion information of the RFID tag 400 is determined. It is possible to include an RFID terminal device 700 for transmitting to the device or server.

10 is a flowchart illustrating a process of invalidating an RFID tag 400 equipped with an invalidation code (or deletion information) in a payment process according to a preferred embodiment of the present invention.

A predetermined invalidation code (or deletion information) is mounted in a memory in the RFID tag 400 attached to the product (1000), and the product with the RFID tag 400 equipped with the invalidation code (or deletion information) is RFID When approaching the terminal device (700) (1005), the RFID terminal device 700 receives a radio frequency signal from the RFID tag 400 of the product (1010).

The RFID terminal 700 extracts an invalidation code (or deletion information) from the radio frequency signal received from the RFID tag 400 of the product (1015), and reads the extracted invalidation code (or deletion information). It is determined whether the RFID tag 400 is invalid (1020).

If, as a result of reading the extracted invalidation code (or deletion information), the RFID tag 400 should be invalidated (1025), the RFID terminal device 700 invalidates or deletes the information about the RFID tag 400. The output via the predetermined output means (1030).

According to another preferred embodiment of the present invention, if the RFID tag 400 is to be invalidated as a result of reading the extracted invalidation code (or deletion information), the read invalidation or deletion information may be predetermined. Can be sent to a server or device.

Further, according to another preferred embodiment of the present invention, when the RFID tag 400 is to be invalidated as a result of reading the extracted invalidation code (or deletion information), the RFID terminal 700 The RFID tag 400 and / or RFID tag 400 information attached to the product may be invalidated or deleted based on the read invalidation or deletion information.

Preferably, the various embodiments described above are intended to enable the person skilled in the art to add, modify, and / or delete within the scope of the present invention without departing from the spirit of the present invention.

11 is a diagram illustrating an embodiment of a system for invalidating an RFID tag 400 equipped with an invalidation code (or deletion information) in a payment process according to the present invention.

The product manufacturing institution 200 that manufactures and sells a product in which an RFID tag 400 attached to a product, such as underwear or a woman's sanitary napkin, may infringe an individual's privacy, uses the RFID tag 400 attached to the product. It is decided to use only in the distribution stage until it is sold to the customer, and after being sold to the customer, the RFID tag 400 is determined to be invalidated to protect the privacy of the customer.

Accordingly, the product manufacturing organization 200 mounts an invalidation code (or deletion information) on the product as shown in FIGS. 2 to 3, thereby distributing the RFID tag 400 attached to the product (eg, RFID). Only the step of not using the RFID terminal that invalidates the tag 400, and invalidates the RFID tag 400 after the step of selling the product to the customer (eg, purchasing and payment of the product). RFID terminal invalidating the RFID tag 400 as shown in FIG. 7 (for example, RFID tag 400 and the chip manufacturing organization 210 and the RFID tag 400 in cooperation with the chip manufacturing organization 210 in Figures 2 to 3) The RFID terminal manufactured by the terminal manufacturer 215 is linked with the payment terminal 1105 and / or a point of sale (POS) terminal 1100.

Referring to FIG. 8 according to a preferred embodiment of the present invention, a system for invalidating an RFID tag 400 in a payment process includes an RFID tag 400 equipped with an invalidation code (or deletion information), and the RFID tag 400. Extract and read predetermined tag information, determine an invalidation code (or deletion information) in the tag information, and if the determination result invalidates the RFID tag 400, the RFID tag according to a predetermined invalidation method. An RFID terminal device 700 for invalidating the 400 and a payment terminal device for performing payment processing on goods extracted and read by the RFID tag 400 and providing the result to the RFID terminal device 700 ( 1105).

According to another exemplary embodiment of the present invention, the RFID tag 400 invalidation system of the payment process may generate predetermined payment information from at least one or more tag information provided from the RFID terminal device 700 to make a payment terminal device 1105. POS terminal 1100 provided by) may be further included. In addition, the RFID tag 400 invalidation system is a card (eg, MS (Magnetic Stripe) including a credit card payment means, prepaid card payment means, debit card payment means, check card payment means, and / or financial common network payment means Card, or IC (Integrated Circuit) card, VAN (Value Added Network) and predetermined payment server for credit card payment, prepaid card payment, debit card payment, check card payment, and / or financial common network payment. 1120 may be further included.

According to a preferred embodiment of the present invention, the RFID terminal device 700 is interlocked with the payment terminal device 1105 or the POS terminal 1100, and payment processing is completed in the payment terminal device 1105. If so, it is desirable to be provided with the results. When the payment completion result is provided, the RFID terminal 700 invalidates the RFID tag 400 loaded with the invalidation code (or deletion information).

12 is a flowchart illustrating a process of invalidating an RFID tag 400 equipped with an invalidation code (or deletion information) in a payment process according to the present invention.

When a customer approaches an RFID terminal device 700 having an invalidation function for an RFID tag 400 equipped with an invalidation code (or deletion information) to purchase and pay for a product, the RFID terminal device 700 Extracting and reading the tag information about the product from the RFID tag 400 attached to the product, and transmits the read tag information to the POS terminal 1100 (1200), the RFID tag 400 as described above In the process of extracting predetermined tag information from the RFID terminal device 700 is the invalidation code (or deletion information) is mounted on the tag information, and the invalidation code (or deletion information) is the RFID tag 400 Is set to invalidate (1205).

If the determination result is determined to invalidate the extracted RFID tag 400 (1210), the RFID terminal 700 is invalidated tag information (invalid code (or deletion information) extracted from the RFID tag 400) Tag information extracted from the RFID tag 400 mounted on the RFID tag 400 is temporarily stored in a predetermined storage medium 725 (1215), and the predetermined tag information is extracted and read from the RFID tag 400 as described above. The process of determining whether to invalidate the RFID tag 400 is repeated.

On the other hand, if it is determined that the determination result does not invalidate the extracted RFID tag 400 (determination to keep the valid state) (1220), the RFID terminal device 700 receives predetermined tag information from the RFID tag 400. Extracting and reading, and determining whether to invalidate the RFID tag 400 is repeated.

If the process of extracting and reading predetermined tag information from the RFID tag 400 and determining whether to invalidate the RFID tag 400 is completed (1225), the POS terminal reads the tag information and then predetermined Generate payment information (eg, payment amount) of the payment information and provide the generated payment information to the payment terminal device 1105 (1230).

When the predetermined payment information generated based on the tag information is provided as described above, the payment terminal 1105 uses the payment information to select a payment means (eg, cash payment, credit card payment, prepaid payment) selected by the customer. Payment processing is performed through card payment, debit card payment, check card payment, and / or financial common network payment) (1235).

If the payment process is completed (1240), the payment terminal device 1105 transmits the payment completion result to the RFID terminal device 700 (for example, to the RFID terminal via the POS terminal), the RFID terminal device The method 700 extracts an invalidation scheme for the RFID tag 400 corresponding to the invalidation tag information (1245), and performs an invalidation process for the RFID tag 400 corresponding to the invalidation tag information based on the invalidation scheme. As a result (1250), the product manufacturing organization 200 invalidates the RFID tag 400 determined to be invalidated after being sold to the customer.

According to the present invention, a predetermined invalidation code (or deletion information) is included in predetermined tag information included in a memory of a predetermined RFID tag to delete the tag information in a predetermined RFID terminal or to make the reading impossible. In addition, the RFID tag has an advantage of providing a certain safety device that can protect the privacy of the individual by invalidating the tag information of the product that may invade the privacy of the individual by the RFID tag. .

Claims (2)

RFID tag, A memory unit for storing identification information or service information of a product to which an RFID tag is attached, and deletion information for deleting all or part of the identification information or service information of the product at the time of sale or movement of the product with the RFID tag; ; An antenna unit for receiving a predetermined radio frequency signal from an external terminal; And And a logic unit configured to transmit identification information or service information included in the memory unit and deletion information to the external terminal through the antenna unit in response to the radio frequency signal received through the antenna unit. RFID tag with information. The method of claim 1, wherein the invalidation code (or deletion information), RFID tag having ID deletion information, characterized in that it consists of data including one or more of numbers, letters, symbols, and binaries, or in the form of data codes or data blocks.

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