WO2009148273A2 - Rfid 서비스를 위한 rfid 태그 및 그의 rfid 서비스 방법 - Google Patents
Rfid 서비스를 위한 rfid 태그 및 그의 rfid 서비스 방법 Download PDFInfo
- Publication number
- WO2009148273A2 WO2009148273A2 PCT/KR2009/002979 KR2009002979W WO2009148273A2 WO 2009148273 A2 WO2009148273 A2 WO 2009148273A2 KR 2009002979 W KR2009002979 W KR 2009002979W WO 2009148273 A2 WO2009148273 A2 WO 2009148273A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- content name
- rfid
- tag
- name field
- information
- Prior art date
Links
Images
Classifications
-
- 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
- G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
-
- G—PHYSICS
- 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
-
- 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
- G06K7/10366—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 the interrogation device being adapted for miscellaneous applications
- G06K7/10475—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 the interrogation device being adapted for miscellaneous applications arrangements to facilitate interaction with further interrogation devices, e.g. such that at least two interrogation devices may function and cooperate in a network of such devices
Definitions
- the present invention relates to an RFID tag for an RFID service and an RFID service method thereof, and more particularly, by including content name information in identification data stored in an RFID tag, when an RFID reader recognizes a plurality of RFID tags, only a tag desired by a user is selected.
- An RFID tag for providing an RFID service and an RFID service method thereof are provided.
- RFID is a technology for processing stored information by identifying an RFID tag attached to a thing using a radio signal, and is used for various application services (process management, logistics, payment, medical care, security, etc.). As RFID technology is developed, various RFID tags and corresponding RFID recognizers are being developed.
- RFID tags are read by wireless communication with a fixed RFID interrogator.
- the RFID tag provides an identification code, such as mCode or Unique Item Identifier (UII), which is processed by the substructure of the RFID reader, to the RFID reader so that the RFID reader identifies the corresponding RFID tag.
- mCode or Unique Item Identifier
- the fixed RFID reader After reading the ID of the RFID tag, the fixed RFID reader accesses an object directory service (ODS) server to retrieve the web address of the content provider, and accesses a content providing server retrieved from the ODS server. Meanwhile, the content providing server provides detailed product information, audio content, video content, or content for using an online payment function to a user's mobile terminal, that is, a mobile terminal with an RFID tag.
- ODS object directory service
- Mobile RFID readers (or handheld devices with integrated mobile RFID readers) have a service infrastructure based on ODS. Therefore, the mobile RFID reader must have a protocol stack capable of exchanging information with the ODS server in order to access the ODS server providing the information of the mobile interest product.
- the ODS server needs to be reachable permanently for the next request.
- URIs Uniform Resource Identifiers
- address resolution via the ODS server will be performed for each and every tag, resulting in longer time to connect to the ODS server and end-users will have to wait a long time. .
- mobile phone providers may charge for ODS use over a wired or wireless network or for packet transmission of data over their wireless or wired network, as needed for address resolution processing.
- the present invention provides an RFID tag for an RFID service that facilitates identification of an item to which the corresponding RFID tag is attached by storing content name information in identification data stored in the RFID tag. Its purpose is to provide his RFID service method.
- An RFID tag for an RFID service for achieving the above object is a RFID tag for an RFID service, a tag storage unit including a TID memory and a user memory, and an item having a corresponding RFID tag attached to a user memory. And a tag controller for inserting and storing a content name field including content name information, wherein the tag controller inserts and transmits the content name information into a tag response signal according to a request of a neighboring RFID reader or transmits the content name field. Is characterized in that to allow access to the inserted memory.
- the tag storage unit may store unique item identifiers (UIIs) as item identification data of an item to which a corresponding RFID tag is attached.
- UUIs unique item identifiers
- the tag controller inserts and stores the content name field in a memory bank of a predetermined address in the user memory.
- the tag controller inserts the content name field into a memory bank having an arbitrary address in the user memory, and stores location information of the memory bank in which the content name field is inserted in the TID memory.
- the content name field may include a data area in which content name data is stored, and a data length area in which length information about the data area is stored.
- the data area is inserted consecutively behind the data length area.
- the length of the data area is a character size of content name data included in the data area, and the character size is stored in byte units.
- Characters included in the data area is characterized by being written in ASCII code (ASCII CODE) type.
- the tag code memory includes a first memory bank in which a content name field inserted into the user memory exists and a storage location in which the content name field is inserted, and a start of the content name field consecutively in the first memory bank. And a second memory bank in which an address is recorded.
- the tag controller When the tag controller receives the first ACK command from the RFID reader, the tag controller transmits address information of the user memory bank in which the corresponding content name field is inserted or the TID memory bank in which the location information of the content name field is stored to the RFID reader. It is characterized by.
- the tag controller When the tag controller receives the second ACK command from the RFID reader, the tag controller inserts and transmits a content name field including the content name data in a response signal.
- the response signal includes an extended control control (XPC) field and a content name indicator indicating whether the content name field is present in a predetermined region of the extended control control field.
- XPC extended control control
- the content name field may be inserted behind a UII included in the response signal.
- the RFID service method of the RFID tag according to the present invention for achieving the above object, inserts a content name field including the content name information associated with the item attached to the RFID tag in any one of the tag code memory or the user memory. Storing the data, and after receiving the first ACK command from a neighboring RFID reader, according to a read command from the RFID reader, a user memory bank into which the content name field is inserted or an address of a TID memory bank in which location information of the content name field is stored. And transmitting information to the RFID reader, and allowing access of the RFID reader to the memory bank into which the content name field is inserted at the request of the RFID reader.
- the storing may include inserting content name data into a data area of a content name field, and inserting length information of the data area into a data length area.
- the storing may further include inserting the content name field into a memory bank having an arbitrary address in the user memory, and storing location information of the memory bank into which the content name field is inserted, in a TID memory. It is characterized by.
- the storing may include inserting and storing the content name field in a memory bank of a predetermined address in the user memory.
- the RFID service method of the RFID tag for achieving the above object, inserts a content name field including the content name information associated with the item attached to the RFID tag in any one of the tag code memory or the user memory. Storing the information, receiving a second ACK command from a neighboring RFID reader, extracting and inserting the item identification data (UII) and content name information into a response signal for the second ACK command, and identifying the item. And transmitting a response signal including the data and the content name field information to the RFID reader.
- UAI item identification data
- the present invention by storing the content name information in the identification data stored in the RFID tag, there is an advantage that it is easy to identify the item to which the RFID tag is attached.
- the present invention can identify a plurality of RFID tag-related content names without going through the ODS server, it is easy to select the RFID tag attached to a specific item of the plurality of RFID tags.
- 1 and 2 are system configuration diagrams referred to for explaining the RFID service method according to the present invention.
- FIG. 3 is a block diagram showing the configuration of an RFID tag according to an embodiment of the present invention.
- FIG. 4 is a block diagram showing the configuration of an RFID reader according to an embodiment of the present invention.
- 5 to 9 are exemplary views illustrating an embodiment of content name data in an RFID tag according to the present invention.
- an RFID interrogator connects to an ODS server by recording content name information related to an item attached with an RFID tag to an RFID tag operating in an ultrahigh frequency (UHF) band RFID environment. It is intended to provide an apparatus and a method for enabling identification of content name information related to an item with an attached RFID tag.
- UHF ultrahigh frequency
- FIG. 1 is a diagram illustrating an overall system configuration for a mobile RFID service according to an embodiment of the present invention.
- an RFID service system includes an RFID tag 100, an RFID reader 200, an ODS server 300, and a server 400.
- the RFID tag 100 includes a user memory, a TID memory, and the like.
- the user memory is a nonvolatile memory.
- Unique identification information assigned to each tag is stored in the user memory.
- identification information of an item to which the corresponding RFID tag 100 is attached for example, a unique item identifier (UII) is recorded.
- the RFID tag 100 transmits tag information recorded in the user memory using radio frequency propagation in the process of FIG. Therefore, the RFID reader 200 recognizes the RFID tag 100 from the unique identification number included in the tag response from the RFID tag 100.
- the user memory of the RFID tag 100 stores content name data associated with an item to which the corresponding tag is attached. Therefore, when the RFID tag 100 receives a request from the RFID reader 200, the RFID tag 100 loads the UII, content name information, and the like stored in the user memory into the response signal and provides the RFID reader 200 to the corresponding RFID reader 200.
- the RFID reader 200 identifies the corresponding RFID tag 100 from the UII included in the tag response of the RFID tag 100 and confirms the content name related to the item to which the corresponding RFID tag 100 is attached from the content name information. do. Accordingly, the RFID reader 200 may recognize the content name information related to the item to which the corresponding RFID tag is attached before requesting the RFID tag 100 related information by accessing the ODS server.
- the RFID reader 200 is provided with the item-related content through the process of (b) to (f) of FIG.
- the RFID tag 100 may store UII and content name information in a tag list of a user memory. In this case, even if the RFID tag 100 does not transmit the item related information to the RFID reader 200, the RFID reader 200 accesses the RFID tag 100 after the inventory with the RFID tag 100, and then accesses the UII and the information. You can also search for relevant item-related information, such as the content name.
- FIG. 2 is a diagram illustrating another embodiment of FIG. 1.
- the RFID reader of FIG. 2 recognizes the RFID tag information and receives the related content.
- FIG. 2 illustrates a case where a plurality of RFID tags 100a, 100b,..., 100z are located around the RFID reader 200. In this case, each of the RFID tags 100a, 100b,..., 100z performs the operation of the RFID tag 100 described with reference to FIG. 1.
- the RFID reader 200 receives a response signal from the surrounding RFID tag 100 by transmitting a control signal of a microwave (UHF) band to the RFID tag 100 through FIG. 1A.
- UHF microwave
- the RFID reader 200 If the response signal includes the related information of the RFID tag 100, that is, the UII and the content name information, the RFID reader 200 reads the response signal received from the RFID tag 100 to read the UII, the content name. Extract information such as At this time, the RFID reader 200 recognizes item information to which the RFID tag 100 is attached from the UII included in the response signal, and recognizes item name-related content name information requested by the corresponding RFID tag 100.
- the RFID reader 200 when a plurality of RFID tags (100a, 100b, ..., 100z) is located in the vicinity, as shown in Figure 2 (a1), (a2), ..., (a z ) UII and content name information are provided from the plurality of RFID tags 100a, 100b, ..., 100z through the process.
- the RFID reader 200 additionally provides an operation of selecting one RFID tag 100 based on the content name information provided from the plurality of RFID tags 100a, 100b,..., And 100z.
- the RFID reader 200 can immediately identify the content name without checking the RFID tag related information from the ODS server for each of the plurality of RFID tags 100a, 100b, ..., 100z. Accordingly, the RFID reader 200 may easily select the RFID tag 100 corresponding to the content name information, in detail, the UII of the corresponding RFID tag 100.
- the RFID tag 100 accesses the RFID tag 100 after inventory with the RFID tag 100.
- the RFID reader 200 searches the tag list stored in the user memory of the RFID tag 100 to obtain information such as a UII, a content name, and the like.
- the RFID reader 200 reads UII and content name information obtained from the RFID tag 100 and recognizes information of an item to which the RFID tag 100 is attached from the UII. In addition, the RFID reader 200 recognizes content name information related to the item to which the corresponding RFID tag 100 is attached.
- the RFID reader 200 requests the corresponding RFID tag 100 information from the server 400 providing the content to the ODS server 300 based on the item information recognized from the UII and the content name information (FIGS. 1 and 2). (B) of), and receives the relevant RFID tag 100 information from the ODS server 300 (see (d) of Figs. 1 and 2).
- the RFID reader 200 checks the location information of the content server providing the content related to the item, based on the RFID tag 100 information provided from the ODS server 300.
- the RFID reader 200 accesses the identified content server (see (e) of FIGS. 1 and 2) and receives related content from the corresponding server 400 (see (f) of FIGS. 1 and 2).
- the ODS server 300 provides data necessary for obtaining information resources through a network, and in most cases, the ODS server 300 has a hierarchical structure.
- the ODS server 300 receives a signal for requesting RFID tag related information from the RFID reader 200.
- the received signal includes RFID tag identification information provided from the corresponding RFID tag 100, that is, the UII.
- the ODS server 300 analyzes the UII received from the RFID reader 200 to extract RFID tag information corresponding to the identification information (see (c) of FIGS. 1 and 2), and extracts the extracted information from the RFID reader 200. ) (See FIGS. 1 and 2 (d)).
- the RFID reader 20 obtains item related information with the corresponding RFID tag corresponding to the UII from the ODS server 300.
- the RFID reader 200 requests related content from the server 400 providing the corresponding content based on the information obtained from the ODS server 300, thereby providing content related to the item to which the corresponding RFID tag 100 is attached.
- FIGS. 1 and 2 (e) and (f) are provided (see FIGS. 1 and 2 (e) and (f)).
- the server 400 is a content server that stores the content related to the item to which the RFID tag 100 is attached. At this time, the server 400 is stored so that each content corresponds to the UII associated with the item to which the RFID tag 100 is attached.
- the server 400 may be implemented as one server or a plurality of servers.
- the server 400 may be implemented in the form of a DNS (Domain Name Service) server.
- DNS Domain Name Service
- the above-described server 400 is a content server in one embodiment, but in addition to the content server may be a server in which the item-related information to which the RFID tag 100 is attached is recorded, the server or the content server It may also be a proxy server for the connection.
- the reference numeral '400' will be described as the content server 400.
- FIG. 3 is a block diagram referred to describe the configuration of an RFID tag according to an embodiment of the present invention.
- the RFID tag 100 includes a tag controller 110, a tag storage unit 130, and a communication unit 150.
- the tag storage unit 130 may include item identification data including item information to which the corresponding RFID tag 100 is attached, and content name (Content_name) data including resource information of content for the item to which the corresponding RFID tag is attached. Is stored.
- the tag controller 110 may provide UII and content name data stored in the tag storage unit 130 to the corresponding RFID reader 200 according to a request of the neighboring RFID reader 200, or may correspond to the tag storage unit 130. Allows access to the RFID reader 200.
- the tag storage unit 130 allows access to the user memory 135.
- the tag controller 110 responds.
- the signal includes both the UII and the content name data stored in the tag storage unit 130 to be transmitted.
- the tag controller 110 When the tag controller 110 transmits the content name data in the response signal for the second ACK command from the RFID reader 200, the tag controller 110 inserts the content name data behind the UII included in the response signal. In this case, the tag controller 110 may continuously insert the content name data with the UII.
- the tag control unit 110 Is transmitted to include only the UII stored in the tag storage unit 130 in the response signal. Thereafter, the tag controller 110 allows the RFID reader 200 to access the tag storage unit 130 by a read command from the RFID reader 200.
- the tag storage unit 130 is a tag code memory (Tag ID memory, hereinafter referred to as "TID memory”) 131, the RFID tag code is stored, non-volatile user memory accessible by the RFID reader 200 (user memory) 135, and EPC code memory (hereinafter referred to as 'EPC memory') 139.
- TID memory tag code memory
- 'EPC memory' EPC code memory
- an indicator for checking whether a content name field exists is stored in the memory bank of the TID memory 131.
- a content data length area including content name data and length information thereof is stored in a memory bank of the user memory 135.
- the memory bank of the EPC memory 139 is also called a UII memory bank.
- the PC field, the XPC field, and the code (UII) are stored in the memory bank of the EPC memory 139.
- the code includes mCode, EPC code, micro mCode and the like.
- the tag storage unit 130 may include a reserved memory bank that can be used in the future, but is omitted in the drawing.
- the tag controller 110 inserts and stores the content name data on the tag list of the user memory 135.
- the tag controller 110 inserts and stores a content name field (Content_name field) including content name data on a tag list of the user memory 135.
- the tag controller 110 inserts the corresponding content name field into a memory bank of an address registered in the tag list. A detailed embodiment thereof will be described with reference to FIG. 6.
- the tag controller 110 may insert a data length field including length information of the corresponding content name field.
- the data length field is inserted in front of the content name field, and the content name field is sequentially inserted in the data length field.
- the data length field is necessarily inserted when the content name field is inserted.
- the data length field may be included in the content name field.
- the tag controller 110 may insert the tag into a memory bank having an arbitrary address in the tag list. In this case, the tag controller 110 stores the content name address pointer for the content name field in a fixed location on the TID memory 131.
- the content name address pointer should store address information of the memory bank in which the content name field is inserted, but since the content name field should start from the data length region, Address information is stored. Detailed embodiments thereof will be described with reference to FIGS. 7 and 8.
- the communication unit 150 provides the RFID reader 200 with information stored in the tag storage unit 130 through communication with the RFID reader 200.
- FIG. 4 is a block diagram referred to describe the configuration of an RFID reader according to an embodiment of the present invention.
- the RFID reader 200 includes a tag reader 210, a reader controller 230, a reader transceiver 250, and a storage 270.
- the tag reader 210 is a means for transmitting and receiving a signal with the RFID tag 100, and transmits a control signal of a microwave (UHF) band to the RFID tag 100 according to a control command from the reader controller 230. Similarly, the tag reader 210 receives a response signal from the RFID tag 100.
- UHF microwave
- the tag reader 210 transmits the first ACK command to the surrounding RFID tag 100 according to a control command from the reader controller 230. In this case, the tag reader 210 receives a first tag response corresponding to the first ACK command. Meanwhile, the tag reader 201 transmits a second ACK command to the surrounding RFID tag 100 according to a control command from the reader controller 230. In this case, the tag reader 210 receives a second tag response corresponding to the second ACK command.
- the reader controller 230 controls operations of each sub-unit of the RFID reader 200.
- the reader controller 230 controls the tag reader 210 to control the signal transmission and reception with the RFID tag 100, and by controlling the operation of the reader transceiver 250, the ODS server 300 and the content server ( 400) to control the transmission and reception of signals.
- the reader controller 230 includes a tag recognition unit 231 and a signal processor 235.
- the tag recognition unit 231 reads a response signal of the RFID tag 100 received through the tag reader 210 to recognize information included in the response signal. For example, the tag recognition unit 231 reads the response signal of the RFID tag 100 and extracts UII and content name data. The tag recognition unit 231 recognizes the item information to which the RFID tag 100 is attached from the extracted UII, and recognizes the item related content name information from the content name data.
- the signal processor 235 stores the information recognized by the tag recognition unit 231 in the storage unit 270.
- the signal processing unit 235 connects to the ODS server 300 and based on the information recognized by the tag recognition unit 231, information about the corresponding content server 400 of the RFID tag 100, for example, Request location information of the content server 400.
- the signal processor 235 recognizes the location of the content server 400 that provides the item-related content from the information provided from the ODS server 300.
- the signal processor 235 attempts to access the content server 400 through the reader transceiver 250. In this case, the signal processor 235 transmits a request signal for the content related to the item to which the corresponding RFID tag 100 is attached to the content server 400. Meanwhile, when content is received from the content server 400 through the reader transceiver 250, the signal processor 235 stores the received content in the storage 270.
- the reader transceiver 250 is provided with a communication interface for transmitting and receiving signals with the ODS server 300 and the content server 400 in response to a request of the signal processor 235.
- the reader transceiver 250 may also transmit and receive signals with other servers in addition to the ODS server 300 and the content server 400.
- the storage unit 270 stores UII and content name information of the RFID tag 100. Therefore, when the reader controller 230 wants to receive the specific item related content later, the reader controller 230 does not attempt to connect with the neighboring RFID tag 100, but the related information is provided from the UII stored in the storage unit 270 and the corresponding content name information. Content can be provided.
- FIG. 5 to 8 are exemplary views illustrating a form in which tag related information is provided by an RFID tag.
- FIG. 5 illustrates an embodiment in which tag related information is inserted into a tag response signal transmitted from an RFID tag to an RFID reader and transmitted.
- FIGS. 6 and 8 illustrate tag related information in a tag list of a user memory in an RFID tag. The embodiment of providing tag related information to a corresponding RFID reader by storing the present invention is illustrated.
- the method of inserting the content name field into the response signal for the command of the RFID reader 200 may be classified into two types.
- a content name field is inserted into a bit stream of a response signal transmitted from the RFID tag 100 to the RFID reader 200.
- the preamble, protocol (PC), extended protocol (eXtended Protocol Control, XPC), and the like are recorded in the response signal transmitted from the RFID tag 100 to the RFID reader 200.
- Protocol control bits are recorded in the Protocol Control (PC) field, and additional protocol control bits are recorded in the eXtended Protocol Control (XPC) field, where the RFID reader 200 distinguishes between simple and full-function sensors. Is displayed.
- PC Protocol Control
- XPC eXtended Protocol Control
- the XPC may display a content name indicator (Content_name Indicator) for identifying whether a content name field exists. That is, as shown in (a) of FIG. 5, after receiving the second ACK command from the RFID reader 200, the XPC may indicate that a content name field (Content_name field) is inserted and transmitted after the UII. In addition, as shown in FIG. 5B, after receiving the first ACK command from the RFID reader 200, the XPC may indicate that a content name field exists in the user memory bank of the RFID tag 100.
- Content_name Indicator for identifying whether a content name field exists. That is, as shown in (a) of FIG. 5, after receiving the second ACK command from the RFID reader 200, the XPC may indicate that a content name field (Content_name field) is inserted and transmitted after the UII. In addition, as shown in FIG. 5B, after receiving the first ACK command from the RFID reader 200, the XPC may indicate that a content name field exists in the user memory bank of the
- UII information which is identification data for identifying an item to which the RFID tag 100 is attached, is inserted into the response signal in the UII field A.
- the RFID tag 100 inserts and transmits a content name field B in which content name data is recorded in a bit stream transmitted to the RFID reader 200 to provide corresponding item name information.
- the content name field is inserted into the response signal only when the second ACK command is received from the RFID reader 200.
- FIG. 5 shows a tag response according to an embodiment of the present invention, and specifically shows a tag response according to ISO / IEC 18000-6 Type C air interface.
- Figure 5 is an exemplary view showing a tag response including the UII and content name data, the following CRC is not shown.
- the content name field is part of the response to the command of the RFID reader 200 and is back scattered by the RFID tag 100.
- the content name field is followed by the UII field and inserted into the bit stream transmitted from the RFID tag 100 to the RFID reader 200.
- the content name field may be automatically added to the response signal of the RFID tag 100 at the request of the RFID reader 200 used only as a control flag.
- the content name field may be stored anywhere as long as the memory space available in the tag is not limited by the air interface specification.
- the memory bank 11 2 may be the optimal space for storing the content name field. have.
- the RFID reader 200 may not read data by accessing the user memory of the RFID tag 100.
- the content name field is added as a default to the RFID tag response to the request of the RFID reader 200, the content name field is continuously inserted after the UII field.
- a bit of each content name data included in the content name field may be allocated to Extended Protocol Control (XPC) words defined in ISO / IEC 18000-6 Revision 1.
- XPC Extended Protocol Control
- the RFID reader 200 may recognize the item related content name information from the content name data inserted in the content name field of the RFID tag response.
- the RFID reader 200 may receive a plurality of UII and content name information from a plurality of RFID tags 100a, 100b,.
- the RFID tag 100a, 100b, ..., 100z of the attached to the item-related content name information can be confirmed at a time.
- the RFID reader 200 may easily select the RFID tag 100 corresponding to a specific content name among the plurality of RFID tags 100a, 100b,..., 100z.
- the RFID reader 200 does not need to check information about the plurality of RFID tags 100a, 100b,..., And 100z from the ODS server 300, and only checks the information of the selected RFID tag 100. do. Accordingly, the RFID reader 200 accesses a content server 400 that provides a corresponding content resource and receives related content.
- a second method is a method of inserting a content name field into a user memory bank, as shown in FIGS. 6 and 8.
- the RFID tag 100 records location information of the memory in which the content name field is recorded, for example, a memory bank location, a memory address, and a range.
- the RFID tag 100 may insert a content name field using an address and a range of a fixed memory bank, as shown in FIG. 6, and as shown in FIGS. 7 and 8, After insertion into the memory bank, location information such as a start address of a memory bank in which a content name field is inserted may be recorded in a TID memory bank.
- the RFID reader 200 transmits a first ACK command to the RFID tag 100, and the RFID tag 100 transmits a tag response including UII information to the corresponding RFID reader 200 in response to the first ACK command.
- the RFID tag 100 and the RFID reader 200 are inventoryed.
- the RFID reader 200 transmits a read command to the RFID tag 100, and the RFID tag 100 transmits address information of the memory bank in which the content name field is inserted, to the tag response according to the request of the RFID reader 200. In fact, it transmits to the corresponding RFID reader 200.
- the RFID reader 200 may access the RFID tag 100 according to the procedure provided by the RFID air interface, and access the content name field in the user memory according to the address information included in the tag response. .
- the RFID reader 200 may directly access the content name field, but may also indirectly access the TID memory. Accordingly, the RFID reader 200 accesses the RFID tag 100 and reads the content name field from the address of the fixed memory bank, or checks the location of the memory bank in which the content name field is recorded from the TID memory. Read the Content Name field from that location. In this case, each embodiment of the method for accessing the content name field will be described with reference to FIGS. 6 and 7.
- FIG. 6 illustrates an example in which a content name field is stored in a memory bank of a predefined address.
- content name data is sequentially stored in a content name field from 'content_name_0' to the last 'content_name_N' according to a start order.
- the content name is the name of the item to which the RFID tag 100 is attached, and the content name is recorded in an ASCII code type.
- the content name field is divided into a data area A in which content name data is stored and a data length area B in which length information of the data area A is stored.
- the data area A of the content name field may store a content name up to 16 bytes.
- length information of the data area A is recorded in byte units.
- the data area A is continuously inserted behind the data length area B. As shown in FIG.
- the RFID tag recognizes the size of the data area A from the data length area B of the content name field, reads the memory bank of the recognized data area A, and detects the content name data.
- the data length area B is stored in the memory bank corresponding to '40 h ', and the content is continuously after the data length area B.
- a data area A containing name data is stored.
- each content name data included in the data area A is stored in a character type of ASCII code.
- a content name such as 'SAMSONG_TV_LED' is inserted into the data area A and stored.
- the content name is ASCII CODE, and is' S ',' A ',' M ',' S ',' O ',' N ',' G ',' _ ',' T ',' V ',' 14 bytes of characters such as _ ',' L ',' E ', and' D 'are inserted and stored in each memory bank.
- An embodiment thereof is also shown in FIG. 8.
- each content name data is stored with the most significant bit (MSB) first.
- the RFID reader 200 When the content name field stored in the user memory bank is read by the RFID reader 200, it starts to be read from the data length area B. In other words, the RFID reader 200 reads data of the memory bank whose start address is ' 40h ' and recognizes length information of the content name field stored in the corresponding data length area B. FIG. Thereafter, the RFID reader 200 reads a memory bank corresponding to the recognized length and recognizes content name information from the content name data included in the data area of the content name field.
- the RFID reader 200 recognizes the item related information to which the corresponding RFID tag 100 is attached according to the content name information recognized from the content name field stored in the user memory bank of the RFID tag 100, and the corresponding ODS server ( Through 300 and the content server 400, the related content is provided.
- FIG. 7 illustrates an example in which mobile RFID location information is stored in the TID memory.
- FIG. 7 illustrates an example in which the start address information of the content name field in the user memory bank is stored in the TID memory.
- the content name field is inserted and stored in a memory bank having an arbitrary address.
- the data length area B is disposed first, and the content name field is inserted and stored in the memory bank of the next address.
- the content name data included in the content name field is sequentially stored from 'content_name_0' to 'content_name_N'.
- each content name data is stored with the most significant bit (MSB) first.
- the content name field is not stored in a memory bank of a fixed address and range, but in a memory bank starting with an arbitrary address.
- a tag supporting mobile RFID content name data in the user memory bank provides valid 32-bit mobile RFID address information in the TID memory.
- the structure of the content name address pointer stored in the TID memory refers to the embodiment of FIG. 9.
- the mobile RFID address information indicates the start address and range information of the user memory bank in which the content name field is stored in the user memory.
- the RFID tag 100 inserts and stores the start address information of the content name field at a location having a fixed start address in the TID memory.
- the TID memory bank in which the address information of the content name field is stored serves as a content name address pointer.
- the RFID tag transmits the address of the TID memory bank according to the read command from the RFID reader 200. Accordingly, the RFID reader 200 accesses the TID memory based on the TID memory bank address from the RFID tag 100, and accesses the content name field based on the address information of the content name field stored in the content name address pointer of the TID memory. Approached.
- the RFID tag 100 In the area where the address of the TID memory is '40 h ',' 03F h ', which is the start address of the user memory bank in which the content name field is inserted, is stored.
- the RFID reader 200 reads data of a memory bank having a start address of '40 h 'from the TID memory, checks a location where the content name field is stored, and reads a memory bank corresponding to' 03F h 'from the user memory. At this time, the RFID reader 200 reads a content name field stored in '03F h ' of the user memory, and reads 'content_name_N' from 'content_name_0' which is content name data stored in the corresponding field.
- the RFID reader 200 recognizes item name-related content name information to which the corresponding RFID tag 100 is attached from the content name field stored in the user memory bank of the RFID tag 100.
- the RFID tag 100 when the address information of the content name field is separately stored in the TID memory as in the embodiment shown in FIG. 7, the access of the memory should be protected as a password. Therefore, the RFID tag 100 must first be in a "Secured" state.
- FIG. 8 illustrates a specific embodiment of FIG. 7.
- the content name of the item to which the corresponding RFID tag is attached is 'NIKE_KOREA'.
- the RFID tag 100 uses 'N', 'I', 'K', 'E', '_', 'K', 'O', 'R', and 'E' using the ASCII CODE. Insert 'and' A 'into the data area of the content name field respectively.
- the RFID tag 100 is inserted into each memory bank of the data area in order from the first character 'N' to 'A', and each memory bank is configured in units of 2 bytes, so that two characters are inserted into one memory bank. do.
- the RFID tag 100 inserts and stores '0x0A (10 bytes)', which is length information of the data area, into the data length area.
- the embodiment of the process of inserting the content name field into the user memory bank is equally applicable to the user memory bank of FIG. 6 as well as FIG. 7. 6 and 7 merely differ in the location of the user memory bank into which the content name field is inserted.
- FIG. 9 is a diagram illustrating a structure of a content name address pointer stored in a TID memory of an RFID tag.
- the start address of the memory bank in which the content name field is stored in the user memory is 16 bytes in size.
- the size of each content name data included in the content name field that is, the size of the data area A is stored in bytes.
- the range of the content name field of the mobile RFID address information is a maximum of 16 bytes (128 bits).
- the range of the content name field means the number of characters included in the corresponding field.
- Two memory banks are allocated to insert a content name address pointer in TID memory.
- the start address of the content name field is stored in the memory bank of the upper address. More specifically, the start address of the memory bank corresponding to the data length area of the content name field is stored.
- the memory bank of the upper address is provided with 31:16 bits, that is, 16 bits in total among 32 bits.
- the start pointer can be input between [15: 0].
- the memory bank of the lower address stores a storage location into which the content name field is inserted and whether there is content name data in the corresponding content name field.
- the content name field is stored in the memory bank, but is not limited thereto.
- the storage location field is provided with 15:14, that is, 2 bits among the total 32 bits. Therefore, up to 2 bits can be entered in the storage location field between [1: 0] such as 'MB'.
- the presence of content name data is recorded in units of 1 bit. At this time, if the content name data exists in the user memory, it is recorded as '1' in the corresponding field. On the other hand, if the content name data does not exist in the user memory, '0' is recorded in the corresponding field.
- the information recorded in the XPC_W1 is later recorded in the XPC in the tag response.
- Other information may be stored in 12: 0, that is, a 13-bit area of the remaining space of the memory bank of the lower address.
- FIG. 10 is a flowchart illustrating a procedure of providing content name information of an RFID tag to an RFID reader according to an embodiment of the present invention.
- FIG. 10 illustrates that content name information is transmitted from an RFID tag to an RFID reader according to a second ACK command.
- the following shows a procedure of inserting and providing a bit stream.
- the procedure shown in FIG. 10 is performed by the RFID tag 100.
- the RFID tag 100 stores identification data UII of an item to which the RFID tag 100 is attached and content name data related to the item in a user memory (S1000).
- the UII is stored in the EPC memory
- the content name information is stored in the user memory bank.
- the RFID tag 100 extracts the XPC field and records a content name field including content name information in the XPC field ('1' if present, '0' otherwise).
- the RFID tag 100 After that, when the second ACK command is received from the neighboring RFID reader 200 (S1010), the RFID tag 100 generates a response signal for the second ACK command and transmits the response signal to the corresponding RFID reader 200 (S1020). To S1070). At this time, the RFID tag 100 extracts the XPC field (S1020), and if the value is '1' (S1030), extracts the start address pointer of the content name field from the TID memory (S1040). In addition, the RFID tag 100 extracts the UII stored in the EPC memory and the content name information stored in the user memory bank (S1050), and inserts the extracted UII and content name information into the bit stream of the response signal (S1060). It transmits to the RFID reader 200 (S1080).
- the RFID tag 100 extracts UII information stored in the EPC memory and inserts the extracted UII information into the bit stream of the response signal (S1070). It transmits to the RFID reader 200 (S1080).
- FIG. 11 illustrates a process in which an RFID reader acquires content related to an item to which an RFID tag is attached as the procedure illustrated in FIG. 10 is performed.
- the RFID reader 200 transmits a second ACK command in an inventory process with an adjacent RFID tag 100 (S1100). At this time, the RFID reader 200 receives a response signal from the surrounding RFID tag 100 (S1105).
- the response signal of the RFID tag 100 received in step S1105 is the same as the response signal received from the RFID tag 100 in step S1040 of FIG. 10, and the received response signal is determined by the corresponding RFID tag 100.
- the RFID reader 200 extracts and reads UII and content name data from the received tag response signal (S1110).
- the RFID reader 200 recognizes the item information to which the corresponding RFID tag 100 is attached from the UII, and also recognizes the content name information of the item related to the RFID tag 100 from the content name data.
- step S1110 Information checked in step S1110 is stored in the storage unit 270 (S1115).
- the RFID reader 200 requests RFID tag information corresponding to the UII from the ODS server 300 based on the information checked in step S1110 (S1120).
- the RFID tag information request signal transmitted to the ODS server 300 includes UII2ODS_UII, which is an identification code for the UII.
- the ODS server 300 extracts address information of the content server 400 corresponding to UII2ODS_UII transmitted from the RFID reader 200 (S1125), and extracts the address information of the extracted content server 400 from the corresponding RFID reader 200. It transmits to (S1130).
- the RFID reader 200 recognizes the location of the content server corresponding to the RFID tag 100 based on the address information of the content server 400 provided from the ODS server 300 (S1135), and identifies the UII.
- the content request signal including the code UII2CS_UII is transmitted to the corresponding content server 400 (S1140).
- the content server 400 searches for content corresponding to the UII2CS_UII according to a request of the RFID reader 200 (S1145) and transmits the content to the RFID reader 200 (S1150).
- the RFID reader 200 stores the content received from the content server 400 in the storage unit 270 (S1155).
- FIG. 12 illustrates a procedure of performing the operation of FIG. 11 when a plurality of RFID tags are located in an RFID reader.
- processes S1200 to S1215 in FIG. 12 are performed in the same manner as processes S1100 to S1115 of FIG. 11.
- the RFID reader 200 receives UII and content name information from each of the plurality of tags. Therefore, the RFID reader 200 selects the RFID tag 100 corresponding to the specific content name based on the content name information provided from the plurality of tags (S1220).
- the RFID reader 200 requests RFID tag information corresponding to the UII from the ODS server 300 by using the UII of the RFID tag 100 selected in step S1220 (S1225).
- the RFID tag information request signal transmitted to the ODS server 300 includes UII2ODS_UII, which is an identification code for the UII.
- the ODS server 300 extracts address information of the content server 400 corresponding to UII2ODS_UII transmitted from the RFID reader 200 (S1230), and extracts the address information of the extracted content server 400 from the corresponding RFID reader 200. To transmit (S1235).
- the RFID tag information transmitted from the ODS server 300 to the RFID reader 200 includes information on the content server 400 providing related content.
- the RFID reader 200 recognizes the location of the content server 400 corresponding to the RFID tag 100 based on the address information of the content server 400 provided from the ODS server 300 (S1240), and the UII.
- the content request signal including the identification code for UII2CS_UII is transmitted to the corresponding content server 400 (S1245).
- the content server 400 searches for content corresponding to the UII2CS_UII according to a request of the RFID reader 200 (S1250), and transmits the content to the RFID reader 200 (S1255).
- the RFID reader 200 stores the content received from the content server 400 in the storage unit 270 (S1260).
- FIGS. 13 and 14 illustrate a procedure in which an RFID reader acquires related content from information obtained by accessing a user memory of an RFID tag according to an embodiment of the present invention. Specifically, the RFID reader searches for content name information stored in the user memory of the RFID tag to obtain related content from the identified information.
- the RFID tag 100 stores identification data UII of an item to which the corresponding RFID tag 100 is attached and content name data related to the item to the tag storage unit 130. Save (S1300).
- the UII is stored in the EPC memory, and the content name information is stored in the user memory.
- the RFID tag 100 may insert the content name field using a fixed memory address and range. Meanwhile, the RFID tag 100 may insert the content name field into a specific memory bank and then record the location information of the content name field in a TID memory in which the tag identification information is recorded. In this case, the position information of the content name field is recorded in the memory bank of the fixed address in the TID memory.
- the RFID reader 200 accesses the user memory of the corresponding RFID tag 100. You can search for related information.
- the RFID reader 200 transmits a first ACK command to the surrounding RFID tag 100 (S1305). In addition, the RFID reader 200 receives a response signal to the first ACK command from the RFID tag 100 (S1310). At this time, the RFID reader 200 reads and stores UII information included in the response signal (S1315).
- the RFID reader 200 transmits a primary read command to the RFID tag 100 (S1320). Accordingly, the RFID reader 200 stores information necessary for accessing the user memory of the RFID tag 100, that is, fixed address information of the memory bank in which the content name field is inserted, or a TID memory bank in which a start pointer of the content name field is stored. The address information and the like are provided (S1325).
- the RFID reader 200 connects to the RFID tag 100 based on the information provided from the RFID tag 100. At this time, the RFID reader 200 accesses the content name field through the fixed user memory bank address, or accesses the content name field on the tag list through the address of the user memory bank identified from the TID memory. The RFID reader 200 requests content name data by transmitting a secondary read command to the RFID tag 100 (S1330).
- the RFID tag 100 transmits the content name data stored in the user memory bank to the RFID reader 200 according to the secondary read command (S1335).
- the RFID reader 200 calls the content name data included in the content name field (S1340), and reads the content name data called from the RFID tag 100 (S1340).
- the content name information checked in step S1355 is stored in the storage unit 270 (1345).
- the RFID reader 200 requests RFID tag information corresponding to the UII from the ODS server 300 based on the information checked in step S1340 (S1120).
- the RFID tag information request signal transmitted to the ODS server 300 includes UII2ODS_UII, which is an identification code for the UII.
- the ODS server 300 extracts address information of the content server 400 corresponding to UII2ODS_UII transmitted from the RFID reader 200 (S1125), and extracts the address information of the extracted content server 400 from the corresponding RFID reader 200. It transmits to (S1130).
- the RFID tag information transmitted from the ODS server 300 to the RFID reader 200 includes information on the content server 400 providing related content.
- the RFID reader 200 recognizes information on the content server 400 corresponding to the RFID tag 100 based on the address information of the content server 400 provided from the ODS server 300 (S1135).
- the content request signal including the UII2CS_UII, which is an identification code for the UII, is transmitted to the corresponding content server 400 (S1140).
- the content server 400 searches for content corresponding to the UII2CS_UII according to a request of the RFID reader 200 (S1145) and transmits the content to the RFID reader 200 (S1150).
- the RFID reader 200 stores the content received from the content server 400 in the storage unit 270 (S1155).
- FIG. 14 illustrates a procedure of performing the operation of FIG. 13 when a plurality of RFID tags are located in an RFID reader.
- processes S1400 through S1460 are the same as processes S1300 through S1345 of FIG. 13.
- the RFID reader 200 receives UII and content name information from each of the plurality of tags. Therefore, the RFID reader 200 selects the RFID tag 100 corresponding to the specific content name based on the content name information provided from the plurality of tags (S1450).
- the RFID reader 200 requests RFID tag information corresponding to the UII from the ODS server 300 by using the UII of the RFID tag 100 selected in step S1450 (S1225).
- the RFID tag information request signal transmitted to the ODS server 300 includes UII2ODS_UII, which is an identification code for the UII.
- the ODS server 300 extracts address information of the content server 400 corresponding to UII2ODS_UII transmitted from the RFID reader 200 (S1230), and extracts the address information of the extracted content server 400 from the corresponding RFID reader 200. To transmit (S1235).
- the RFID tag information transmitted from the ODS server 300 to the RFID reader 200 includes address information on the content server 400 providing related content.
- the RFID reader 200 recognizes information on the content server 400 corresponding to the RFID tag 100 based on the address information of the content server 400 provided from the ODS server 300 (S1240).
- the content request signal including the UII2CS_UII, which is an identification code for the UII is transmitted to the corresponding content server 400 (S1245).
- the content server 400 searches for content corresponding to the UII according to a request of the RFID reader 200 (S1250) and transmits the content to the RFID reader 200 (S1255).
- the RFID reader 200 stores the content received from the content server 400 in the storage unit 270 (S1260).
- the RFID tag for the RFID service and the RFID service method thereof according to the present invention are not limited to the configuration and method of the embodiments described as described above, but the embodiments may be modified in various ways. All or some of the embodiments may be selectively combined.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Electromagnetism (AREA)
- General Health & Medical Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
Description
Claims (20)
- RFID 서비스를 위한 RFID 태그로서,TID 메모리 및 사용자 메모리를 포함하는 태그 저장부;사용자 메모리에 해당 RFID 태그가 부착된 아이템 관련 컨텐트 이름 정보를 포함하는 컨텐트 이름 필드를 삽입하여 저장하도록 하는 태그 제어부;를 포함하며,상기 태그 제어부는,주변 RFID 리더의 요청에 따라 상기 컨텐트 이름 정보를 태그 응답 신호에 삽입하여 전송하거나, 상기 컨텐트 이름 필드가 삽입된 메모리로의 접근을 허용하는 것을 특징으로 하는, RFID 서비스를 위한 RFID 태그.
- 청구항 1에 있어서,상기 태그 저장부는,해당 RFID 태그가 부착된 아이템에 대한 아이템 식별 데이터로서, UII(Unique Item Identifier)가 저장되는 것을 특징으로 하는, RFID 서비스를 위한 RFID 태그.
- 청구항 1에 있어서,상기 태그 제어부는,상기 사용자 메모리에서 기 설정된 주소의 메모리 뱅크에 상기 컨텐트 이름 필드를 삽입하여 저장하는 것을 특징으로 하는, RFID 서비스를 위한 RFID 태그.
- 청구항 1에 있어서,상기 태그 제어부는,상기 사용자 메모리에서 임의의 주소를 갖는 메모리 뱅크에 상기 컨텐트 이름 필드를 삽입하고,상기 컨텐트 이름 필드가 삽입된 메모리 뱅크의 위치 정보를 상기 TID 메모리에 저장하는 것을 특징으로 하는, RFID 서비스를 위한 RFID 태그.
- 청구항 1에 있어서,상기 컨텐트 이름 필드는,컨텐트 이름 데이터가 저장되는 데이터 영역, 및 상기 데이터 영역에 대한 길이 정보가 저장되는 데이터 길이 영역을 포함하는 것을 특징으로 하는, RFID 서비스를 위한 RFID 태그.
- 청구항 5에 있어서,상기 데이터 영역은,상기 데이터 길이 영역의 후방에 연속하여 삽입되는 것을 특징으로 하는, RFID 서비스를 위한 RFID 태그.
- 청구항 5에 있어서,상기 데이터 영역의 길이는 상기 데이터 영역에 포함된 컨텐트 이름 데이터의 캐릭터 크기이고, 상기 캐릭터 크기는 byte 단위로 저장되는 것을 특징으로 하는, RFID 서비스를 위한 RFID 태그.
- 청구항 7에 있어서,상기 데이터 영역에 포함된 캐릭터는,아스키 코드(ASCII CODE) 타입으로 작성된 것을 특징으로 하는, RFID 서비스를 위한 RFID 태그.
- 청구항 1에 있어서,상기 태그 코드 메모리는,상기 사용자 메모리에 삽입된 컨텐트 이름 필드의 존재 여부 및 해당 컨텐트 이름 필드가 삽입된 저장 장소가 기록되는 제1 메모리 뱅크, 및 상기 제1 메모리 뱅크에 연속하여 상기 컨텐트 이름 필드의 시작 주소가 기록되는 제2 메모리 뱅크를 포함하는 것을 특징으로 하는, RFID 서비스를 위한 RFID 태그.
- 청구항 1에 있어서,상기 태그 제어부는,상기 RFID 리더로부터 제1 ACK 명령을 수신한 경우, 해당 컨텐트 이름 필드가 삽입된 사용자 메모리 뱅크 또는 상기 컨텐트 이름 필드의 위치 정보가 저장된 TID 메모리 뱅크의 주소 정보를 상기 RFID 리더에 전송하는 것을 특징으로 하는, RFID 서비스를 위한 RFID 태그.
- 청구항 1에 있어서,상기 태그 제어부는,상기 RFID 리더로부터 제2 ACK 명령을 수신한 경우, 응답 신호에 상기 컨텐트 이름 데이터를 포함하는 컨텐트 이름 필드를 삽입하여 전송하는 것을 특징으로 하는, RFID 서비스를 위한 RFID 태그.
- 청구항 11에 있어서,상기 응답 신호는,확장형 컨트롤 제어(XPC) 필드를 포함하며, 상기 확장형 컨트롤 제어 필드의 소정 영역에 상기 컨텐트 이름 필드의 존재 여부를 표시하는 컨텐트 이름 인디케이터가 포함된 것을 특징으로 하는, RFID 서비스를 위한 RFID 태그.
- 청구항 11에 있어서,상기 컨텐트 이름 필드는,상기 응답 신호에 포함된 UII의 후방에 삽입되는 것을 특징으로 하는, RFID 서비스를 위한 RFID 태그.
- RFID 태그의 RFID 서비스 방법으로서,태그 코드 메모리 또는 사용자 메모리 중 어느 하나에 해당 RFID 태그가 부착된 아이템 관련 컨텐트 이름 정보를 포함하는 컨텐트 이름 필드를 삽입하여 저장하는 단계;주변 RFID 리더로부터 제1 ACK 명령 수신 후, 상기 RFID 리더로부터의 read 명령에 따라 상기 컨텐트 이름 필드가 삽입된 사용자 메모리 뱅크 또는 상기 컨텐트 이름 필드의 위치 정보가 저장된 TID 메모리 뱅크의 주소 정보를 상기 RFID 리더로 전송하는 단계; 및상기 RFID 리더의 요청에 따라 상기 컨텐트 이름 필드가 삽입된 메모리 뱅크에 대한 상기 RFID 리더의 접근을 허용하는 단계;를 포함하는 것을 특징으로 하는, RFID 태그의 RFID 서비스 방법.
- 청구항 14에 있어서,상기 저장하는 단계는,컨텐트 이름 데이터를 컨텐트 이름 필드의 데이터 영역에 삽입하고, 상기 데이터 영역의 길이 정보를 데이터 길이 영역에 삽입하는 단계; 포함하는 것을 특징으로 하는, RFID 태그의 RFID 서비스 방법.
- 청구항 14에 있어서,상기 RFID 리더로부터 제1 ACK 명령 수신 시, 아이템 식별 데이터(UII)가 저장된 EPC 메모리로부터 아이템 식별 데이터(UII)를 추출하고, 상기 제1 ACK 명령에 대한 응답 신호에 삽입하여 전송하는 단계;를 더 포함하는 것을 특징으로 하는, RFID 태그의 RFID 서비스 방법.
- 청구항 14에 있어서,상기 저장하는 단계는,상기 사용자 메모리에서 임의의 주소를 갖는 메모리 뱅크에 상기 컨텐트 이름 필드를 삽입하는 단계; 및상기 컨텐트 이름 필드가 삽입된 메모리 뱅크의 위치 정보를 TID 메모리에 저장하는 단계;를 더 포함하는 것을 특징으로 하는, RFID 태그의 RFID 서비스 방법.
- 청구항 14에 있어서,상기 저장하는 단계는,상기 사용자 메모리에서 기 설정된 주소의 메모리 뱅크에 상기 컨텐트 이름 필드를 삽입하여 저장하는 것을 특징으로 하는, RFID 태그의 RFID 서비스 방법.
- RFID 태그의 RFID 서비스 방법으로서,태그 코드 메모리 또는 사용자 메모리 중 어느 하나에 해당 RFID 태그가 부착된 아이템 관련 컨텐트 이름 정보를 포함하는 컨텐트 이름 필드를 삽입하여 저장하는 단계;주변 RFID 리더로부터 제2 ACK 명령을 수신하는 단계;상기 아이템 식별 데이터(UII) 및 컨텐트 이름 정보를 추출하여 상기 제2 ACK 명령에 대한 응답 신호에 삽입하는 단계; 및상기 아이템 식별 데이터 및 상기 컨텐트 이름 필드 정보가 삽입된 응답 신호를 상기 RFID 리더로 전송하는 단계;를 포함하는 것을 특징으로 하는, RFID 태그의 RFID 서비스 방법.
- 청구항 19에 있어서,상기 응답 신호에 상기 컨텐트 이름 필드의 존재 여부를 표시하는 컨텐트 이름 인디케이터가 포함된 확장형 컨트롤 제어(XPC) 필드를 삽입하는 단계;를 더 포함하는 것을 특징으로 하는, RFID 태그의 RFID 서비스 방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112009001386.4T DE112009001386B4 (de) | 2008-06-04 | 2009-06-04 | RFID-Tag für RFID-Dienst und RFID-Dienstverfahren dafür |
US12/996,227 US9208360B2 (en) | 2008-06-04 | 2009-06-04 | RFID tag for RFID service and RFID service method thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5864308P | 2008-06-04 | 2008-06-04 | |
US61/058,643 | 2008-06-04 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2009148273A2 true WO2009148273A2 (ko) | 2009-12-10 |
WO2009148273A3 WO2009148273A3 (ko) | 2010-11-04 |
Family
ID=41398679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2009/002979 WO2009148273A2 (ko) | 2008-06-04 | 2009-06-04 | Rfid 서비스를 위한 rfid 태그 및 그의 rfid 서비스 방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9208360B2 (ko) |
KR (2) | KR101419862B1 (ko) |
DE (1) | DE112009001386B4 (ko) |
WO (1) | WO2009148273A2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11213773B2 (en) | 2017-03-06 | 2022-01-04 | Cummins Filtration Ip, Inc. | Genuine filter recognition with filter monitoring system |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100146273A1 (en) * | 2008-12-04 | 2010-06-10 | Electronics And Telecommunications Research Institute | Method for passive rfid security according to security mode |
US8890657B2 (en) * | 2009-10-30 | 2014-11-18 | Symbol Technologies, Inc. | System and method for operating an RFID system with head tracking |
KR101139726B1 (ko) * | 2010-10-04 | 2012-04-26 | 인크로스 주식회사 | Rfid 태그에서 유저 메모리 영역 사용을 통한 uii 영역 확장 방법 |
US8953570B2 (en) * | 2010-11-23 | 2015-02-10 | Symbol Technologies, Inc. | Radio frequency identification system and related operating methods |
KR101371790B1 (ko) * | 2012-02-24 | 2014-03-13 | 아시아나아이디티 주식회사 | 차량 정보 진단장치 및 알에프아이디 태그를 이용한 차량운행 요일제 관리 시스템 |
CN102722687B (zh) * | 2012-05-30 | 2014-07-30 | 飞天诚信科技股份有限公司 | 一种检测非接触式cpu卡片离开射频场的方法 |
DE102016113302A1 (de) * | 2016-07-19 | 2018-01-25 | Sick Ag | RFID-Vorrichtung und Verfahren zum Kommunizieren mit mindestens einem RFID-Transponder |
KR102465523B1 (ko) * | 2017-11-13 | 2022-11-11 | 한국전자통신연구원 | 가시광 인식을 이용한 rfid의 크로스 리딩 회피 장치 및 방법 |
US20190373432A1 (en) | 2018-06-01 | 2019-12-05 | Capital One Services, Llc | Use of gesture-based nfc interaction to trigger device functionality |
US10387693B1 (en) * | 2018-07-13 | 2019-08-20 | Motorola Mobility Llc | Storing a user address in a transceiver identification field for identification tags on smart objects |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040145474A1 (en) * | 2002-11-15 | 2004-07-29 | Schmidtberg Rupert A. | RF identification reader for communicating condition information associated with the reader |
US20070194889A1 (en) * | 2006-02-03 | 2007-08-23 | Bailey Daniel V | Security Provision in Standards-Compliant RFID Systems |
US20080034183A1 (en) * | 2006-08-07 | 2008-02-07 | Symbol Technologies, Inc. | Protecting Critical Pointer Value Updates To Non-Volatile Memory Under Marginal Write Conditions |
EP1916546A2 (en) * | 2006-08-29 | 2008-04-30 | Hitachi, Ltd. | IC memory, as well as, accessing apparatus and validity testing method for use of IC memory |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060168644A1 (en) | 2000-02-29 | 2006-07-27 | Intermec Ip Corp. | RFID tag with embedded Internet address |
WO2006015617A1 (en) * | 2004-08-13 | 2006-02-16 | Telecom Italia S.P.A. | Method of and system for secure management of data stored on electronic tags |
CA2605789C (en) * | 2005-04-25 | 2012-06-19 | Lg Electronics Inc. | Reader control system |
KR100739709B1 (ko) | 2005-06-10 | 2007-07-13 | 삼성전자주식회사 | Rfid 태그의 정보를 이용하여 데이터를 출력하는 방법및 장치 |
KR100785771B1 (ko) | 2005-11-22 | 2007-12-18 | 한국전자통신연구원 | Rfid 태그 식별자 및 이를 이용한 rfid시스템에서의 컨텐츠 획득 방법 |
KR100733986B1 (ko) | 2005-12-08 | 2007-06-29 | 한국전자통신연구원 | Ip주소 기반 rfid 서비스를 위한 rfid 태그 및그를 이용한 ip주소 기반 rfid 서비스 방법 |
US7436303B2 (en) * | 2006-03-27 | 2008-10-14 | Hewlett-Packard Development Company, L.P. | Rack sensor controller for asset tracking |
US20070290815A1 (en) * | 2006-05-31 | 2007-12-20 | Sap Ag | Utilizing a mapping engine to dynamically map data objects on read/write RFID tags based on customized tag structures |
DE102007003514B3 (de) * | 2007-01-19 | 2008-05-29 | Atmel Germany Gmbh | Verfahren und Vorrichtung zur Fälschungssicherung von Produkten |
US20100001840A1 (en) * | 2008-07-07 | 2010-01-07 | You Sung Kang | Method and system for authenticating rfid tag |
-
2009
- 2009-06-04 US US12/996,227 patent/US9208360B2/en not_active Expired - Fee Related
- 2009-06-04 KR KR1020090049578A patent/KR101419862B1/ko active IP Right Grant
- 2009-06-04 WO PCT/KR2009/002979 patent/WO2009148273A2/ko active Application Filing
- 2009-06-04 DE DE112009001386.4T patent/DE112009001386B4/de not_active Expired - Fee Related
-
2012
- 2012-12-13 KR KR1020120145492A patent/KR101381605B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040145474A1 (en) * | 2002-11-15 | 2004-07-29 | Schmidtberg Rupert A. | RF identification reader for communicating condition information associated with the reader |
US20070194889A1 (en) * | 2006-02-03 | 2007-08-23 | Bailey Daniel V | Security Provision in Standards-Compliant RFID Systems |
US20080034183A1 (en) * | 2006-08-07 | 2008-02-07 | Symbol Technologies, Inc. | Protecting Critical Pointer Value Updates To Non-Volatile Memory Under Marginal Write Conditions |
EP1916546A2 (en) * | 2006-08-29 | 2008-04-30 | Hitachi, Ltd. | IC memory, as well as, accessing apparatus and validity testing method for use of IC memory |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11213773B2 (en) | 2017-03-06 | 2022-01-04 | Cummins Filtration Ip, Inc. | Genuine filter recognition with filter monitoring system |
Also Published As
Publication number | Publication date |
---|---|
KR101419862B1 (ko) | 2014-07-15 |
US9208360B2 (en) | 2015-12-08 |
DE112009001386B4 (de) | 2015-10-01 |
WO2009148273A3 (ko) | 2010-11-04 |
KR20130016143A (ko) | 2013-02-14 |
DE112009001386T5 (de) | 2011-04-14 |
KR101381605B1 (ko) | 2014-04-04 |
US20110084811A1 (en) | 2011-04-14 |
KR20090127097A (ko) | 2009-12-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2009148273A2 (ko) | Rfid 서비스를 위한 rfid 태그 및 그의 rfid 서비스 방법 | |
WO2015016627A1 (ko) | 동일한 네트워크 상의 복수개의 ap 장치 중 하나의 ap 장치와 단말기를 연결하는 방법 및 장치 | |
WO2014196804A1 (en) | Method and image forming apparatus using near field communication | |
WO2020050555A1 (en) | Method for uwb transaction and electronic device therefor | |
WO2012091529A2 (ko) | 단말기 | |
WO2014030889A1 (en) | Method and apparatus for sharing content | |
WO2020032445A1 (en) | Electronic device, external electronic device, and method of managing embedded subscriber identity modules of external electronic device | |
WO2015194693A1 (ko) | 영상 표시 기기 및 그의 동작 방법 | |
WO2016080595A1 (ko) | 멀티 넘버 서비스 제공 방법 | |
WO2020122638A1 (en) | Mobile device and electronic device for wireless communication, and operation methods thereof | |
WO2020032353A1 (ko) | 전자 장치, 외부 전자 장치 및 외부 전자 장치의 esim 관리 방법 | |
WO2012091528A2 (ko) | 신뢰도 있는 ap를 선택할 수 있는 단말기 및 방법 | |
EP3808116A1 (en) | Method for uwb transaction and electronic device therefor | |
WO2016032039A1 (ko) | 영상 투사 장치 및 그의 동작 방법 | |
WO2020080675A1 (en) | Remote control apparatus and control method thereof | |
WO2019112241A1 (en) | Server and method for defending malicious code using same | |
WO2016129792A1 (ko) | 사물 인식 기반 리타게팅 광고 상품 추천 서버, 그의 제어 방법 및 컴퓨터 프로그램이 기록된 기록매체 | |
WO2015005718A1 (en) | Method of controlling operation mode and electronic device therefor | |
WO2022197026A1 (ko) | 서버, 서비스 제공 시스템 및 서버의 처리 방법 | |
WO2022092569A1 (ko) | 전자 장치 및 이의 제어 방법 | |
WO2017135722A1 (ko) | 전자명함 교환방법 | |
WO2019235740A1 (ko) | 복수의 nfc 동작 모드를 지원하는 전자 장치 및 전자 장치의 동작 방법 | |
WO2020027366A1 (ko) | 웹 기반의 가상버튼을 이용한 호출 장치 및 방법 | |
WO2017073870A1 (ko) | 패턴 인식 기반 모바일 카드 검색을 위한 사용자 장치 및 방법, 그리고 컴퓨터 프로그램이 기록된 기록매체 | |
WO2020141784A1 (ko) | 스타일러스 펜을 이용하여 콘텐트를 공유하기 위한 전자 장치 및 그 제어 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 09758526 Country of ref document: EP Kind code of ref document: A2 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 12996227 Country of ref document: US |
|
RET | De translation (de og part 6b) |
Ref document number: 112009001386 Country of ref document: DE Date of ref document: 20110414 Kind code of ref document: P |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 09758526 Country of ref document: EP Kind code of ref document: A2 |