KR20120019573A - Apparatus and method for authenticating rfid tag based on location - Google Patents

Apparatus and method for authenticating rfid tag based on location Download PDF

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Publication number
KR20120019573A
KR20120019573A KR1020100082839A KR20100082839A KR20120019573A KR 20120019573 A KR20120019573 A KR 20120019573A KR 1020100082839 A KR1020100082839 A KR 1020100082839A KR 20100082839 A KR20100082839 A KR 20100082839A KR 20120019573 A KR20120019573 A KR 20120019573A
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South Korea
Prior art keywords
information
rfid tag
authentication
location
rfid
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KR1020100082839A
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Korean (ko)
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이상근
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한미아이티 주식회사
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Priority to KR1020100082839A priority Critical patent/KR20120019573A/en
Publication of KR20120019573A publication Critical patent/KR20120019573A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10019—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers.
    • G06K7/10079—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the spatial domain, e.g. temporary shields for blindfolding the interrogator in specific directions
    • G06K7/10089—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the spatial domain, e.g. temporary shields for blindfolding the interrogator in specific directions the interrogation device using at least one directional antenna or directional interrogation field to resolve the collision
    • G06K7/10099—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the spatial domain, e.g. temporary shields for blindfolding the interrogator in specific directions the interrogation device using at least one directional antenna or directional interrogation field to resolve the collision the directional field being used for pinpointing the location of the record carrier, e.g. for finding or locating an RFID tag amongst a plurality of RFID tags, each RFID tag being associated with an object, e.g. for physically locating the RFID tagged object in a warehouse
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/0892—Network architectures or network communication protocols for network security for authentication of entities by using authentication-authorization-accounting [AAA] servers or protocols

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Toxicology (AREA)
  • Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • Accounting & Taxation (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)

Abstract

The present invention relates to an authentication technology of a location-based RFID tag, and in the case of recognizing an RFID tag through an RFID antenna, the location information and the RFID tag reading information analyzed by analyzing the location of the place where the RFID tag is recognized are read by the RFID recognition apparatus. After receiving it, deliver it to the authentication server and check the consistency of the location information corresponding to the RFID tag in the authentication server, and if the authentication is authenticated, the information is stored in the data server, and if not authenticated, It is characterized by outputting information. According to the present invention, when the RFID tag is recognized through the RFID tag authentication system, the location information of the recognized place is simultaneously received, and then the validity of the RFID tag is recognized by determining whether the received location information is consistent. It can verify and provide more accurate location information.

Description

Location-based RFID tag authentication system and method {APPARATUS AND METHOD FOR AUTHENTICATING RFID TAG BASED ON LOCATION}

The present invention relates to a technology for recognizing a radio frequency identification (RFID) tag. In particular, when a RFID tag is recognized through an RFID antenna, a position analyzed by analyzing a location of a place where an RFID tag is recognized After receiving the information and the RFID tag recognition reading information from the RFID recognition apparatus, the information is transmitted to the authentication server, and the authentication server checks the consistency of the location information corresponding to the corresponding RFID tag, and if the authentication is performed, the information is transmitted to the data server. The present invention relates to a location-based RFID tag authentication system and method suitable for storing the information in the storage device and outputting the notification information when the authentication information is not authenticated.

As automation and informatization systems in the logistics and distribution sectors develop today, barcodes attached to products for product, sales management, and delivery management are gradually being converted to RFID management technology.

Management technology using RFID is a technology that can input identification information into a small semiconductor, that is, a tag, and use a certain radio frequency to read, track, and manage the object, animal, or people to which the tag is attached. Compared to barcodes, RFID tags have a longer recognition distance and are non-contact, so they can read 300 to 500 products at the same time and can be designed to be non-duplicated to enhance security through access to product information and encryption of readings.

Attaching the chip to which RFID technology is applied has many advantages in terms of technology utilization such as mass inventory, security, copy protection, distribution path tracking, and functional aspects such as recognition distance, obstacle limitation, and read / write speed.

In the conventional RFID recognition system operating as described above, since only the RFID tag information is recognized in the product to which the RFID tag is attached, sales, inventory, and distribution management are performed based on the RFID tag information. There was no way to confirm. This is not a problem when the RFID antenna for recognizing the RFID tag is fixed, but when the mobile RFID recognition device is used, the user does not recognize the RFID tag at a designated place but randomly recognizes the RFID tag at another place. Since there is no information that can confirm this, there was a problem that can be abused by the user in sales, inventory and distribution management.

Accordingly, the present invention provides a location-based RFID tag authentication system that can simultaneously receive the location information of the place to recognize when the RFID tag is recognized, and determine whether the received location information is consistent based on the preset authentication information data. And methods.

In addition, the present invention by simultaneously receiving the location information of the place to recognize when the RFID tag is recognized, and determining whether the received location information is consistent with the received location information based on the preset authentication information data, The present invention provides a location-based RFID tag authentication system and method capable of verifying validity and providing more accurate location information.

Also, when the RFID tag is recognized through the RFID antenna, the present invention reads the location of the place where the RFID tag is recognized, receives the read position information and the RFID tag recognition information from the RFID recognition device, and then transfers the received position information to the authentication server. If the authentication server checks the consistency of whether the location information corresponding to the RFID tag is authenticated, the location-based information can be stored in the data server, and if the authentication is not performed, the notification information can be output. Provides an RFID tag authentication system and method.

According to an embodiment of the present invention, an RFID recognition apparatus for receiving an RFID tag signal to recognize tag information and calculating position information at the time of receiving the RFID tag signal, and the position information is based on the authentication reference information. And an authentication server that determines whether the information corresponds to the tag information and outputs the consistency verification result data.

The RFID recognition apparatus may include: an RFID information analyzer for reading RFID tag information from an RFID tag signal transmitted from an RFID antenna, an apparatus position analyzer for calculating location information of a current location when receiving the RFID tag signal; An authentication server communication unit which transmits the RFID tag information and the location information to the authentication server and transmits the consistency verification result data received from the authentication server to a data server communication unit, and checks the consistency verification result data and outputs the verification result based on the verification result It includes the data server communication unit for different.

The authentication system of the RFID tag may include a data server configured to store, by database, tag information and location information included in the integrity verification result data when the consistency verification result data that has been successfully verified is received from the data server communication unit. It further comprises.

The authentication system of the RFID tag may further include a notification device for outputting, on a screen or voice, information about the failure of matching the RFID tag when the data of the matching verification result that failed the matching verification is received from the data server communication unit. It features.

The authentication server is further configured to receive the authentication information database, in which the authentication reference information including the location information corresponding to each tag information is pre-registered, and the tag information and the location information from the RFID recognition apparatus. And a consistency determination unit configured to determine whether or not the basis is consistent and output the consistency verification result data.

According to an embodiment of the present invention, a method of receiving an RFID tag signal through an RFID antenna and recognizing tag information, calculating position information at the time of receiving the RFID tag signal, and based on authentication reference information And determining whether the location information corresponds to the tag information, and outputting the consistency verification result data.

The RFID tag authentication method may further include storing the tag information and the location information included in the consistency verification result data in a database if the consistency verification result is successful.

The RFID tag authentication method may further include outputting the integrity failure information on a screen or in a voice when the integrity verification result fails.

The outputting of the consistency verification result data may include registering authentication criterion information including location information corresponding to each tag information in an authentication information database.

In the present invention, effects obtained by representative ones of the disclosed inventions will be briefly described as follows.

The present invention can verify the validity of the recognition position of the RFID tag by simultaneously receiving the position information of the place recognized when the RFID tag is recognized through the RFID tag authentication system, and determining whether the received position information is consistent. In particular, there is an effect that can provide more accurate location information when the RFID tag is recognized through a portable RFID authentication system.

1 is a block diagram showing the structure of an RFID tag authentication system according to an embodiment of the present invention;
2 is a block diagram showing the structure of an RFID authentication apparatus according to an embodiment of the present invention;
3 is a block diagram showing the structure of an authentication server according to an embodiment of the present invention;
4 is a block diagram showing the structure of a data server according to an embodiment of the present invention;
5 is a flowchart illustrating an operation procedure of an RFID tag authentication system according to an embodiment of the present invention.

Advantages and features of the present invention and methods for achieving them will be apparent with reference to the embodiments described below in detail with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but can be implemented in various different forms, and only the embodiments make the disclosure of the present invention complete, and the general knowledge in the art to which the present invention belongs. It is provided to fully inform the person having the scope of the invention, which is defined only by the scope of the claims.

In describing the embodiments of the present invention, if it is determined that a detailed description of a known function or configuration may unnecessarily obscure the gist of the present invention, the detailed description thereof will be omitted. In addition, terms to be described below are terms defined in consideration of functions in the embodiments of the present invention, which may vary according to intentions or customs of users and operators. Therefore, the definition should be based on the contents throughout this specification.

Combinations of each block of the accompanying block diagram and each step of the flowchart may be performed by computer program instructions. These computer program instructions may be mounted on a processor of a general purpose computer, special purpose computer, or other programmable data processing equipment such that instructions executed through the processor of the computer or other programmable data processing equipment may not be included in each block or flowchart of the block diagram. It will create means for performing the functions described in each step. These computer program instructions may be stored in a computer usable or computer readable memory that can be directed to a computer or other programmable data processing equipment to implement functionality in a particular manner, and thus the computer usable or computer readable memory. It is also possible for the instructions stored in to produce an article of manufacture containing instruction means for performing the functions described in each block or flowchart of each step of the block diagram. Computer program instructions may also be mounted on a computer or other programmable data processing equipment, such that a series of operating steps may be performed on the computer or other programmable data processing equipment to create a computer-implemented process to create a computer or other programmable data. Instructions that perform processing equipment may also provide steps for performing the functions described in each block of the block diagram and in each step of the flowchart.

In addition, each block or step may represent a portion of a module, segment or code that includes one or more executable instructions for executing a specified logical function (s). It should also be noted that in some alternative embodiments, the functions noted in the blocks or steps may occur out of order. For example, the two blocks or steps shown in succession may in fact be executed substantially concurrently or the blocks or steps may sometimes be performed in the reverse order, depending on the functionality involved.

When the RFID tag is recognized through the RFID antenna, the embodiment of the present invention analyzes the location of the place where the RFID tag is recognized and delivers the analyzed location information and the RFID tag recognition information from the RFID recognition device to the authentication server in the authentication server. In the case of authenticating by checking the consistency of the location information corresponding to the RFID tag, the corresponding information is stored in the data server, and if not, the notification information is output.

1 is a block diagram showing the structure of an RFID tag authentication system according to an embodiment of the present invention.

Referring to FIG. 1, the RFID tag authentication system 150 may include an RFID antenna 152, an RFID recognition device 154, an authentication server 156, a data server 158, a notification device 160, and the like. . In this case, the RFID tag authentication system 150 may be implemented in a mobile state or in a portable state, and each component may be individually implemented to transmit and receive data and signals between the components in a wired or wireless transmission manner.

When the product to which the RFID tag 100 is attached is located within a predetermined distance, the RFID antenna 152 may receive a signal transmitted from the RFID tag 100 and transmit the received signal to the RFID recognition device 154. Can be.

The RFID recognizing apparatus 154 may read RFID tag information from the RFID tag signal transmitted from the RFID antenna 152 and obtain the position information recognized by the RFID tag 100 through the RFID antenna 152. The RFID tag information and location information read therein may be transmitted to the authentication server 156, and the RFID tag recognition information transmitted from the authentication server 156 to the RFID recognition device 154 may be transferred to the data server 158. .

The authentication server 156 may compare the RFID tag information and the location information transmitted from the RFID recognition device 154 with the preset authentication information to determine whether or not the RFID tag information and the location information are determined. Transfer to the recognition device 154.

The data server 158 may receive the RFID tag information and the location information, which has been successfully verified, from the RFID recognition device 154, and perform the database to be used for various business logics. Can be.

In addition, the notification device 160 may receive a message about the RFID tag information and the location information for which the integrity verification has failed from the RFID recognition device 154. Accordingly, a message indicating that the RFID tag information and the location information have failed in the verification of consistency may be displayed on the screen, or a failure message may be provided by outputting a sound and voice message, or a combination of both. You can check.

In addition, when the information on the user portable device (eg, the mobile terminal) is set in the notification device 160, the failure message may transmit the failure message to the corresponding device.

Referring to FIG. 2, the RFID recognition apparatus 154 may include an RFID information analyzer 200, a device position analyzer 202, an authentication server communication unit 204, a data server communication unit 206, and the like.

The RFID information analyzer 200 may recognize the RFID tag signal transmitted from the RFID antenna 152, read the information, and transfer the read tag information to the authentication server communication unit 204.

In addition, the device position analyzer 202 obtains the position of the RFID recognition device 154 at the time when the RFID tag 100 is recognized through the RFID antenna 152. The method of obtaining the position is a satellite navigation device (GPS). Calculate the location information using the mobile station, calculate the location information by receiving the location information of the access point (AP) used in communication with the base station, wireless LAN, WiBro of the mobile carrier, and the RFID tag through the location information service of the mobile carrier It may be obtained using at least one of the methods of calculating the location information of the location 100 is recognized.

The device position analyzer 202 calculates the position information in real time and transmits the position information to the authentication server communication unit 204, or receives the position information when the RFID recognition apparatus 154 receives the RFID tag signal through the RFID antenna 152. Can be calculated and delivered.

Therefore, when the authentication server communication unit 204 receives the location information in real time through the device position analyzer 202, the position information of the point in time at which the tag information read from the RFID information analyzer 200 is received is received. It can be set to transmit to the authentication server (156).

In addition, when the position information is calculated and received only when the RFID tag signal is received through the device position analyzer 202, the received position information may be set as the position information of the corresponding tag information and transmitted to the authentication server 156.

Meanwhile, the authentication server communication unit 204 may receive the consistency verification result data from the seater server 156. This includes the consistency verification result information included in the RFID tag information and the location information on which the conformity verification has been performed, and the consistency verification result may include a success or failure message.

When the authentication server communication unit 204 receives such consistency verification result data from the authentication server 156, the authentication server communication unit 204 transfers the RFID tag information and the location information according to the consistency verification result. The data may be delivered to the server 158 or to the notification device 160.

3 is a block diagram showing the structure of an authentication server according to an embodiment of the present invention.

Referring to FIG. 3, the authentication server 156 may include a device location consistency determination unit 300, an authentication server DB 302, and the like.

The device location consistency determination unit 300 is for determining the consistency of the RFID tag information and the location information transmitted from the RFID recognition device 154 and determines whether the device is consistent based on the authentication criteria information previously stored in the authentication information DB 302. You can judge.

For example, the authentication standard information may be recognized only in "1) the RFID tag information may be recognized only in Yangjae-dong, Seocho-gu, Seoul. 2) The RFID tag information may be recognized only in Cheonho-dong and Seongnae-dong, Gangdong-gu, Seoul." Since the information is stored in the DB 302, the device position consistency determination unit 300 determines whether or not the consistency is based on this.

The consistency verification determines success or failure, and the authentication server communication unit 204 of the RFID recognition device 154 receives RFID tag information and location information including the determined consistency verification result data, that is, whether the success or failure is consistent. Can be delivered to.

4 is a block diagram showing the structure of a data server according to an embodiment of the present invention.

Referring to FIG. 4, the data server 158 may include an RFID tag information receiver 400, a tag recognition information DB 402, and the like.

The RFID tag information receiving unit 400 may receive the RFID tag information and the location information, that is, the consistency verification result data, from which the conformity verification is successful, from the RFID recognition device 154. The received RFID tag information and location information may be transmitted to and stored in the tag recognition information DB 402.

The tag recognition information DB 402 may perform a database to store the RFID tag information and the location information received from the RFID tag information receiver 400 to be used in various business logics.

When the tag recognition information DB 402 receives an information providing request message from servers using wired / wireless RID tags and location information, the tag recognition information DB 402 may provide corresponding information.

5 is a flowchart illustrating an operation procedure of an RFID tag authentication system according to an embodiment of the present invention.

Referring to FIG. 5, in step 500, when the RFID tag 100 signal located at a short distance is received through the RFID antenna 152, the corresponding RFID tag 100 may be read by an RFID information interpreter of the RFID recognition device 154 ( 200, the RFID information analyzer 200 recognizes the RFID tag information and transmits the recognized RFID tag information to the authentication server communication unit 204.

In operation 502, when the device position analyzer 202 receives the RFID tag signal through the RFID antenna 152 from the real-time location calculation or the RFID recognition device 154, the device position analyzer 202 calculates the recognition position of the RFID tag. The calculated location information is transmitted to the authentication server communication unit 204, and the authentication server communication unit 204 delivers the received RFID tag information and location information to the authentication server.

In operation 504, the device location consistency determination unit 300 of the authentication server 156 compares the authentication location information with the authentication standard information included in the authentication information DB 302 to verify whether the RFID tag information and the location information are consistent. You will be judged.

In step 506, if the consistency verification is successful, the process proceeds to step 508, and the consistency verification result data is transferred to the RFID tag information receiving unit 400 of the data server 158 through the RFID recognition device 154 to use the RFID tag recognition information. Logic, that is, RFID tag information and location information is stored in a database for use in various business logic.

However, if the consistency verification fails in step 506, the process proceeds to step 510 and the consistency authentication failure information is transmitted to the notification device 160 through the authentication server communication unit 204 and the data server communication unit 206 of the RFID recognition apparatus 154. The notification device 160 displays the matching authentication failure information on the screen or outputs the voice and sound, and the user recognizes this and subsequently recognizes the RFID tag at the corresponding location.

As described above, when the RFID tag is recognized through the RFID antenna, the present invention analyzes the location of the place where the RFID tag is recognized, receives the analyzed location information and the RFID tag reading information from the RFID recognition apparatus, and then authenticates the RFID tag. If the authentication server checks the integrity of the location information corresponding to the RFID tag by the server, the authentication server stores the information in the data server, and if not, outputs the notification information. .

While the present invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not limited to the disclosed embodiments, but is capable of various modifications within the scope of the invention. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined by the scope of the appended claims, and equivalents thereof.

100: RFID tag 150: RFID tag authentication system
152: RFID antenna 154: RFID recognition device
156: authentication server 158: data server
160: notification device 200: RFID information analyzer
202: device position analyzer 204: authentication server communication unit
206: data server communication unit 300: device position consistency determination unit
302: authentication information DB 400: RFID tag information receiving unit
402: tag reading information DB

Claims (9)

An RFID recognition apparatus for receiving RFID tag signals, recognizing tag information, and calculating position information at the time of receiving the RFID tag signals;
An authentication server that determines whether the location information is information corresponding to the tag information based on authentication criteria information and outputs consistency verification result data.
Location-based RFID tag authentication system comprising a.
The method of claim 1,
The RFID recognition device,
An RFID information analyzer for reading RFID tag information from an RFID tag signal transmitted from an RFID antenna;
A device location analyzer configured to calculate location information of a current location when receiving the RFID tag signal;
An authentication server communication unit which transmits the RFID tag information and the location information to the authentication server and delivers the consistency verification result data received from the authentication server to a data server communication unit;
The data server communication unit checking the consistency verification result data and outputting the data based on the verification result
Location-based RFID tag authentication system comprising a.
The method of claim 2,
The authentication system of the RFID tag,
The data server storing the tag information and the location information included in the integrity verification result data in a database when the consistency verification result data having been successfully verified is received from the data server communication unit.
Location-based RFID tag authentication system further comprises.
The method of claim 2,
The authentication system of the RFID tag,
Notification device for outputting the integrity failure information for the RFID tag on the screen or voice, if the integrity verification result data that failed the integrity verification is received from the data server communication unit
Location-based RFID tag authentication system further comprises.
The method of claim 1,
The authentication server,
A certification information database in which authentication criterion information including location information corresponding to each tag information is pre-registered;
In case of receiving the tag information and the location information from the RFID recognition device, a consistency determination unit for determining whether or not based on the authentication criteria information and outputting the consistency verification result data.
Location-based RFID tag authentication system comprising a.
Recognizing tag information by receiving an RFID tag signal through an RFID antenna;
Calculating position information at the time of receiving the RFID tag signal;
Determining whether the location information corresponds to the tag information based on authentication criteria information, and outputting consistency verification result data;
Location-based RFID tag authentication method comprising a.
The method of claim 6,
The RFID tag authentication method,
If the consistency verification result is successful, a process of storing the tag information and the location information included in the consistency verification result data into a database
Location-based RFID tag authentication method further comprising.
The method of claim 6,
The RFID tag authentication method,
If the consistency verification fails, the process of outputting the consistency failure information to the screen or voice.
Location-based RFID tag authentication method further comprising.
The method of claim 6,
The process of outputting the consistency verification result data,
The process of registering authentication criteria information including location information corresponding to each tag information in authentication information database
Location-based RFID tag authentication method comprising a.
KR1020100082839A 2010-08-26 2010-08-26 Apparatus and method for authenticating rfid tag based on location KR20120019573A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101532959B1 (en) * 2014-02-21 2015-07-01 (주)에드모텍 Position information recognition system for ensuring the validity of position of interest

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101532959B1 (en) * 2014-02-21 2015-07-01 (주)에드모텍 Position information recognition system for ensuring the validity of position of interest

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