WO2006075485A1 - 非接触型半導体装置、携帯端末装置および通信システム - Google Patents
非接触型半導体装置、携帯端末装置および通信システム Download PDFInfo
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- WO2006075485A1 WO2006075485A1 PCT/JP2005/023362 JP2005023362W WO2006075485A1 WO 2006075485 A1 WO2006075485 A1 WO 2006075485A1 JP 2005023362 W JP2005023362 W JP 2005023362W WO 2006075485 A1 WO2006075485 A1 WO 2006075485A1
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- semiconductor device
- type semiconductor
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 171
- 238000004891 communication Methods 0.000 title claims abstract description 65
- 238000003860 storage Methods 0.000 claims description 129
- 230000004044 response Effects 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 19
- 238000012217 deletion Methods 0.000 claims description 3
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- 238000000034 method Methods 0.000 description 25
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- 239000004615 ingredient Substances 0.000 description 4
- 238000012790 confirmation Methods 0.000 description 3
- 230000010365 information processing Effects 0.000 description 3
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Classifications
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- 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
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- 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
- G06K19/0723—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 the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
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- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
Definitions
- Non-contact semiconductor device portable terminal device, and communication system
- the present invention relates to a non-contact type semiconductor device, a portable terminal device, and a communication system.
- Non-contact semiconductors using wireless communication have begun to be used for various purposes.
- This non-contact type semiconductor has various information inside, receives a request from the outside by wireless communication, and performs processing according to the request.
- a wireless tag RFID (Radio Frequency Identification)
- RFID Radio Frequency Identification
- IC tags IC tags
- This wireless tag is going to be attached to various goods, animals and plants, etc.
- the application area is not limited to the area of production and distribution efficiency, but various application services after reaching the consumer's hands. Is considered.
- an IC tag that can convert the encryption method of recorded data as necessary, and an encryption method conversion command to the IC tag.
- an encryption method conversion device that transmits data
- a decryption device that decrypts information with the power of IC tags.
- the IC tag can disclose necessary information to a specific person, but the confidentiality of information can be maintained for other persons.
- Patent Document 1 JP 2004-302710 A
- the present invention has been made in consideration of the above-described circumstances, and is a non-contact type semiconductor device, a portable terminal device, and a communication system that protects security by suppressing reading from an unauthorized reading device.
- the purpose is to provide.
- the present invention has the following configuration.
- the non-contact type semiconductor device includes a transmission / reception unit that wirelessly communicates with the reading device, and a storage unit that stores information that identifies the reading device.
- the information specifying the reading device is specifically set by authentication information (ID, password), identification information (MAC address, device name, serial number, etc.), or an individual or group. ID.
- the storage unit may store a request made by the reader.
- the non-contact type semiconductor device includes an authentication information storage unit that stores authentication information for authenticating a request source and an information storage unit that records data.
- the authentication information storage unit has the following! / The difference is remembered! Speak.
- Information for identifying a reading device (authentication information, identification information).
- the non-contact type semiconductor device is provided with a control unit that executes a request for the reading device force, and the control unit is designated when it can be authenticated by any of the following, deviation, or any combination. Execute the requested request.
- the authentication information is requested to the reading device, and the authentication information is compared with the authentication information storage unit for authentication.
- the authentication information storage unit and the information storage unit described above can be browsed and edited (additional calorie, replacement, deletion, discard, etc.) as necessary by the authorized person.
- This authentication information storage section has an area where the access authority cannot be edited, and the contents of this area are saved even if it is discarded.
- the non-contact type semiconductor device may be attached to a mobile terminal device.
- the information and request for specifying the reading device may be stored in the recording area of the portable terminal device, instead of storing the request for the reading device power in the non-contact type semiconductor device.
- the non-contact type semiconductor device attached to the portable terminal device is requested by the reader. If it is not possible to authenticate the user or a request outside the access authority is made, the mobile terminal device is notified of the fact, and the mobile terminal device notifies the result to the outside by display means, light emitting means, or communication means. You may make it do.
- the present invention may be one in which the function of a reading device is also mounted on the above-described non-contact type semiconductor device or a portable terminal device that is powered by a portable terminal device.
- Identification information of a plurality of reading devices can be stored on the reading side, and access authority for the reading devices stored in the non-contact type semiconductor device or the like can be additionally registered.
- the register reading device can read the identification information of the portable terminal device and the refrigerator, write it in the non-contact type semiconductor device attached to the food, etc. You can manage the ingredients.
- the type of article to which the non-contact type semiconductor device or the like is attached and the identification information of the reading apparatus that manages the article are stored, and the identification of the reading apparatus selected by the type of article is stored.
- Information can be additionally registered in a non-contact type semiconductor device attached to the article.
- identification information of the refrigerator can be selected and registered, and when toilet paper is bought, identification information of the toilet cabinet can be registered.
- the storage device of the non-contact type semiconductor device itself or the storage of the portable terminal device attached with the non-contact type semiconductor device so that it can be understood which reading device has read what information when the reading device force information is requested.
- the storage device of the non-contact type semiconductor device itself or the storage of the portable terminal device attached with the non-contact type semiconductor device so that it can be understood which reading device has read what information when the reading device force information is requested.
- authentication information is requested from the reader, and authentication is performed by comparing with authentication information held in advance. Rise.
- the access authority is set for the authentication information and the identification information of the specific reading device, it is possible to eliminate the demand for the reading device without the access authority, and the security is further improved.
- FIG. 1 is a functional block diagram of a non-contact semiconductor device according to a first embodiment.
- FIG. 2 is a data structure example of a reading history storage unit.
- FIG. 3 is a flowchart showing a processing flow when a reading request is received from a reading device in the non-contact type semiconductor device according to the first embodiment.
- FIG. 4 is a functional block diagram of a non-contact semiconductor device according to a second embodiment.
- FIG. 5 is a flowchart showing a processing flow when a reading request is received from a reading device in the non-contact semiconductor device according to the second embodiment.
- FIG. 6 is a configuration block diagram of a mobile terminal device according to a second embodiment.
- FIG. 7 is a data example of an authentication information storage unit in the third embodiment.
- FIG. 8 is a flowchart for explaining processing of an application example of the third embodiment.
- FIG. 9 is a data example of an authentication information storage unit in the fourth embodiment.
- FIG. 10 is a flowchart (No. 1) for explaining the process of the application example of the fourth embodiment.
- FIG. 11 is a flowchart (part 2) for explaining the process of the application example of the fourth embodiment.
- FIG. 12 is a flowchart (part 3) for explaining the process of the application example of the fourth embodiment. Explanation of symbols
- [0020] 90 "Antenna, 100 ... Non-contact semiconductor device, 101 ... Transmission / reception unit, 102 ... Main control unit, 1 03 ... Recording unit 104 ... Communication history storage unit 105 ... Acquisition unit 106 ... Information storage unit 107 ... Authentication unit 108 ... Authentication information storage unit 200 ... Reading device 300 ... Mobile terminal device 301 ⁇ Main control unit, 302 ⁇ “Antenna, 303... Wireless communication unit, 304... Storage unit, 305 ⁇ Operation unit, 30 6... Display unit, 307... Speaker, 308” Microphone, 309... Non-contact semiconductor apparatus.
- the “non-contact type semiconductor device” in the present invention includes a configuration in which a single chip, a plurality of chips or units are arbitrarily combined, and includes an information processing circuit, a memory circuit, a high-frequency circuit, and the like to identify an individual.
- Various data including information (ID code) can be transmitted wirelessly and the program stored in the memory circuit can be executed by the information processing circuit.
- the transmission / reception unit and the storage unit may be on the substrate of the device in the chip.
- a non-contact IC chip uses a mobile terminal device that transmits and receives data using a Felica antenna or a high-frequency circuit on a mobile terminal device that has a transmitting / receiving unit, and a memory mounted on the mobile terminal device as a storage unit. Mobile terminal devices are also included.
- FIG. 1 is a functional block diagram of a non-contact type semiconductor device according to Embodiment 1 of the present invention.
- a non-contact type semiconductor device 100 includes a transmission / reception unit 101, a main control unit 102, a recording unit 103, a communication history storage unit 104, an acquisition unit 105, and an information storage unit 106.
- this non-contact type semiconductor device includes a Bluetooth chip.
- this non-contact type semiconductor device 100 enters a communicable area where the induced magnetic flux radiated from the reader 200 can be caught by the antenna 90, the semiconductor chip is activated by the induced power, and wireless communication with the reader 200 is performed. become able to.
- the transmission / reception unit 101 receives various requests and information from the reading device 200 via the antenna 90, passes the information to the main control unit 102, and transmits information and requests processed by each unit to the radio wave. And transmitted to the reading device 200 via the antenna 90.
- the main control unit 102 operates the control program stored in the information storage unit 106 and manages the overall control.
- the information storage unit 106 includes a program area for storing a control program, a dedicated block for storing unique information of the non-contact type semiconductor device, and a variable block for storing information that can be changed by the user. .
- This dedicated block stores at least identification information (ID code) for specifying the non-contact type semiconductor device.
- ID code identification information
- the variable block also includes, for example, product identification information, product material and component information, product price, manufacturing management information, distribution management information, etc., or personal information possessing this non-contact type semiconductor device.
- this variable block differs depending on how the non-contact type semiconductor device is used, it is not limited to the information exemplified above.
- the recording unit 103 stores the identification information of the reading device passed from the main control unit 102 in the communication history storage unit 104 (see FIG. 2A).
- the communication history storage unit 104 stores each time it is requested by the reading device.
- the “reading device identification information” is information for specifying the reading device, such as a MAC address, a device name, a serial number, and the like.
- this “reading device identification information” may be an ID that can be set later by the user! /, And indicates a group of multiple users. It may be a group ID! /
- the identification information of the reading device other than the identification information for identifying the reading device is associated with each other. It may be stored in the communication history storage unit 104 (see Fig. 2 (B)).
- the acquiring unit 105 acquires the content of the information corresponding to the request information name from the information storage unit 106, and the reading device 200 requested by the main control unit 102. Reply to For example, when “product price” is requested as the request information name, information relating to the region power price storing “product price” in the information storage unit 106 is acquired. To get.
- the non-contact type semiconductor device when attached to a device having an information processing unit or a storage unit (for example, a mobile communication terminal, a mobile phone, etc.), the communication history storage unit 104 or a record for writing a history in the communication history storage unit 104
- the unit 103 may be provided in this device.
- FIG. 3 is a flowchart showing the flow of processing when a reading request is received from the reading device in the non-contact type semiconductor device according to the first embodiment.
- the reader 200 emits a detection signal and enters a standby state (step Sl).
- the internal circuit is activated, and the main control unit 102 is in the communicable area of the reading device 200. Then, a response signal indicating that communication is possible is transmitted to the reading device 200 via the antenna 90 (step S2).
- reading device 200 When receiving the response signal, reading device 200 transmits an “information request” command to non-contact semiconductor device 100 (step S 3).
- This “information request” command is added with identification information of the reading device and an information name for requesting reading as parameters.
- the main control unit 102 of the non-contact type semiconductor device 100 receives this “information request” command by the transmission / reception unit 101, passes the “reader identification information” to the recording unit 103, and the recording unit 103 The “reader identification information” is accumulated and stored in the communication history storage unit 104 (step S 4).
- the “reading device identification information” and the “requested information name” are passed to the recording unit 103, and the recording unit 103 identifies the reading device identification information, the read Z-write distinction, and the requested information name. And may be accumulated and stored in the communication history storage unit 104.
- the main control unit 102 passes the requested information name to the acquisition unit 105, and the acquisition unit 105 acquires the content of the information corresponding to the requested information name from the information storage unit 106, and Pass to main control unit 102.
- the main control unit 102 adds the content of the information passed from the acquisition unit 105 to the “reply” command and transmits it from the transmission / reception unit 101 via the antenna 90 (step S5).
- the main control unit 102 determines that the received “information request” command does not include “reading device identification information”, the information request is accumulated and stored in the communication history storage unit 104. Do not perform processing. Alternatively, a message such as “Reading refusal” is returned as response information. Thereby, the reading device 200 can acquire the information requested to be read.
- information leakage to an unknown reading device can be prevented, and the reading device that has requested reading and its contents are cumulatively recorded.
- the owner can know that there was access, and it is a check against malicious third parties.
- the non-contact type semiconductor device 100 reads and writes the requested information without any check.
- the security infringement problem is reduced by checking whether or not the reader is permitted on the non-contact type semiconductor device side.
- FIG. 4 is a functional block diagram of a non-contact type semiconductor device according to Embodiment 2 of the present invention.
- a non-contact type semiconductor device 100 includes a transmission / reception unit 101, a main control unit 102, a recording unit 103, a communication history storage unit 104, an acquisition unit 105, an information storage unit 106, an authentication unit 107, and an authentication information storage unit 108.
- a transmission / reception unit 101 includes a transmission / reception unit 101, a main control unit 102, a recording unit 103, a communication history storage unit 104, an acquisition unit 105, an information storage unit 106, an authentication unit 107, and an authentication information storage unit 108.
- the same contents as those in Fig. 1 are denoted by the same reference numerals, and only the differences will be described.
- authentication information common to the reading device 200 that reads information from the non-contact type semiconductor device 100 is acquired, and the reading device 200 receives the authentication information.
- the authentication information is, for example, ID, password, and the like.
- the acquired authentication information and the identification information of the reading device are set in the authentication information storage unit 108 in association with each other.
- the consumer carries the non-contact type semiconductor device 100 and shop at the shop.
- the main control unit 102 communicates the identification information of the reading device or the information name requested to be read. After storing in the history storage unit 104, the authentication unit 107 is activated.
- the authentication unit 107 transmits an “authentication information request” command to the reading device 200 to request authentication information on the reading side.
- the authentication unit 107 refers to the authentication information storage unit 108, and the sent authentication information is used as authentication information corresponding to the identification information of the reading device 200. If the same authentication information is registered, the authentication success is returned to the main control unit 102. If the authentication information is different, authentication failure is returned to the main control unit 102.
- main control unit 102 passes the information name requested from reading device 200 to acquisition unit 105. If the authentication is unsuccessful, a message to that effect is transmitted to the reading device 200.
- FIG. 5 is a flowchart showing the flow of processing when an information read request is received from the reading device 200 in the non-contact type semiconductor device according to the second embodiment.
- the same step numbers are assigned to the same parts as those in FIG.
- the authentication unit 107 After the identification information of the reading device or the requested information name is accumulated and stored in the communication history storage unit 104 (step S4), the authentication unit 107 sends an "authentication information request" command to the transmission / reception unit.
- step Sl l Sent to 101 to request authentication information on the reading side
- step S12 When reading-side authentication information is sent from reading device 200 (step S12), referring to authentication information storage unit 108, the sent authentication information corresponds to the identification information of reading device 200. It is verified whether it is registered as authentication information (step S13).
- step S13ZNO If the same authentication information is not registered (step S13ZNO), a message indicating that authentication is unsuccessful is transmitted to the reading device 200 (step S14), and the process is terminated.
- the reader 200 may notify the display device 200 using a display unit, a light emitting unit, a communication unit, or the like.
- step S13ZYES if the same authentication information is registered (step S13ZYES), the reader 2 first.
- the requested information name from 00 is passed to the acquisition unit 105, and the content of the requested information is read by the reading device 2 Send to 00 (step S5).
- the power has been described taking a non-contact semiconductor device having a one-chip configuration as an example.
- a portable terminal device as shown in Fig. 6 may be used.
- a mobile terminal device 300 includes a main control unit 301, an antenna 302, a wireless communication unit 3
- the storage unit 304 the operation unit 305, the display unit 306, the speaker 307, the microphone 308, and the non-contact type semiconductor device 309.
- the main control unit 301 executes, for example, wireless communication, operation / display input / output control, call input / output control, reading device and non-contact type semiconductor device 3 by executing a predetermined control program.
- the overall operation of the mobile terminal device 300 such as 09 communication control is controlled.
- the wireless communication unit 303 performs wireless communication with other communication terminal devices via the antenna 302 based on a predetermined communication method, and transmits and receives voice, text, image, video data, and the like.
- the storage unit 304 includes, for example, a RAM (Random Access Memory), a ROM (Read Only Memory), a flash memory, an HDD (Hard Disk Drive), and the like, and a control program executed by the main control unit 301, Stores various application programs and data, and temporarily stores data and the like when the control program and various application programs are executed.
- a RAM Random Access Memory
- ROM Read Only Memory
- HDD Hard Disk Drive
- the operation unit 305 is provided with a button switch for inputting a telephone number, various functions, and the like.
- the power source various data input buttons, an off-hook for instructing the termination of a call or communication, etc.
- Z Multi-function buttons for on-hook, scrolling to move the cursor up / down / left / right, internet connection instruction, e-mail function use instruction, displayed content decision instruction, etc. are provided.
- the main control unit 301 is notified of which button has been operated.
- the display unit 306 includes, for example, a liquid crystal display and the like, and displays acquired information, data input by the operation unit 305, intermediate / results of processing, alarms, and the like.
- voice is input from the microphone 308 and the input voice is processed. Then, the data is compressed and encoded, and transmitted from the wireless communication unit 303 via the antenna 302. The voice data received through the wireless communication unit 303 is voice-processed and converted into an analog voice signal, which is output to the call speaker 307 and emitted.
- the communication history storage unit 104 and the authentication information storage unit 108 provided in the above-described non-contact type semiconductor device 100 may be those in the non-contact type semiconductor device 309. Good! But you may use the storage unit 304 of the mobile terminal device 300.
- the recording unit 103, the authentication unit 107, and the transmission / reception unit 101 included in the non-contact semiconductor device 100 described above may be those provided in the mobile terminal device 300.
- the force / force obtained by acquiring the identification information of the reading device, the authentication result in the authentication unit, the determination result in the determination unit, and the like may be displayed on the display unit 306 of the mobile terminal device 300, or an audio output unit is provided. It is also possible to notify from the speaker 307 as voice information.
- Embodiment 2 the same authority is given to all reading devices having authentication information. However, in Embodiment 3, access authority to information can be controlled differently depending on authentication information. did.
- the authentication information storage unit 108 sets access authority for each of one or more pieces of authentication information.
- authentication information is used as an authentication keyword, and “super” is used for an administrator, “shop” is used for a storefront store, and “user” is used for a customer.
- each authentication information has an access authority that can be any of “root”, “read”, “write”, or any combination.
- the reader is defined as “what kind of authority is required to make a request” for a non-contact type semiconductor device.
- “root” refers to the management information (header information, etc.) in the authentication information storage unit 108, whether or not there is a right to edit authority, and "read” corresponds to the read authority in the information storage unit 106.
- “Write” designates whether or not there is a right to write information in the information storage unit 106.
- “ ⁇ ” indicates that the user has a right
- “X” indicates that the right is not valid (invalid).
- the access authority is “root”, “rea d”, and “write”, all of which have the right to read.
- the device side has the authority to edit the authentication information storage unit 108 of the non-contact type semiconductor device 100 and the right to read and write the information storage unit 106.
- the authentication information is “ ⁇ ”, only the read permission of the information storage unit 106 is given! / ,!
- the access authority is not limited to the ones exemplified here, and further, information to be referred to and edited or the like is subdivided, and access authority such as reading and writing is set for each information. May be.
- Authentication information and access authority settings for readers and non-contact semiconductor devices can be added, modified, and deleted as necessary by those who have the authority to set them.
- a reader that can edit the access authority stored in the authentication information storage unit of the non-contact type semiconductor device can register or delete a reader that can read information in the information storage unit.
- the authentication unit 107 checks whether authentication information transmitted from the reading device 200 is registered in the authentication information storage unit 108. If not registered, an authentication failure signal is returned to the main control unit 102. If registered, the access authority corresponding to the authentication information transmitted from the reading device 200 is returned to the main control unit 102 with reference to the authentication information storage unit 108.
- the main control unit 102 When the main control unit 102 receives the authentication failure signal, the main control unit 102 transmits a message to that effect to the reading device 200.
- the access authority When the access authority is received, it is checked whether the request of the reading device 200 matches the access authority. If they match, the request from the reading device 200 is executed. For example, the request from the reading device 200 is “read data” and the access authority is If you have rreadj rights, the access rights match.
- authentication information converted based on an arbitrary law may be passed to the other party.
- the authentication information is converted based on the identification information unique to the other party's device to be transferred and passed to the other party, and authentication is performed by sending the identification information unique to the other party's device together with the authentication.
- Non-contact type semiconductor devices are attached to products containing DVD content, and the non-contact type semiconductor devices are provided with identification information, product type, price information, and these information at a cash register. The authentication information used when it is read is recorded.
- the non-contact type semiconductor device attached to the product is calculated by reading the product information and price information and calculating the amount of shopping. It settles with the electronic money recorded on the device, passes the decryption key for the DVD content to the mobile terminal device, and records the decryption key on the mobile terminal device.
- the register reading device emits a detection signal and enters a standby state (step S21).
- the response signal indicating that the internal circuit of the non-contact type semiconductor device is activated and can communicate. Is sent to the cashier reader (step S22).
- the cashier reading device receives the response signal from the non-contact type semiconductor device attached to the product, it transmits an “information reading request” command (step S23).
- the “information reading request” command is added with parameters such as “identification information of the register reading device”, information name “product information” and “price information” to be read.
- the “authentication information request” command is sent to the register reading device (step S24).
- the authentication information of the cash register is stored in the authentication information storage unit 108, and the access authority corresponding to the authentication information of the cash register has “readj right” Are verified (step S25).
- Step S26 If the right of “read” is registered in the access authority, “product information” and “price information” requested from the cash register reader are acquired from the information storage unit 106 and transmitted to the cash register reader. (Step S26).
- the cash register calculates the amount to be charged for the read product information and price information power (step S27), and the cash register reader emits a detection signal and enters a standby state (step S28).
- the detection signal is received by the mobile terminal device, a response signal indicating that communication is possible is transmitted to the register reading device (step S29).
- the cashier reader When the cashier reader receives the response signal, it sends a “payment request” command (step S30). This “payment request” command is added with “registration reader identification information” and a billing amount parameter.
- the authentication information of the register is stored in the authentication information storage unit 108, and the access authority corresponding to the authentication information of the register is “writej right” (Step S32).
- the billing amount requested from the cashier reading device is debited and updated from the electronic money in the information storage unit 106 (step S33). Is sent to the cashier reader (step S34).
- the cashier reading device extracts the decryption key related to the product and transmits it to the non-contact type semiconductor device attached to the portable terminal device (step S 35).
- the contactless semiconductor device attached to the portable terminal device When the contactless semiconductor device attached to the portable terminal device receives the decryption key, it sends an “authentication information request” command to the register reading device (step S36).
- the authentication information of the register is stored in the authentication information storage unit 108, and the access authority corresponding to the authentication information of the register is “writej right” (Step S37).
- the decryption key is written into the information storage unit 106 (step S38), and “processing completed” is transmitted to the register reading device (step S39).
- the received decryption key may be stored in the storage device of the portable terminal device rather than stored in the non-contact type semiconductor device.
- the user can decrypt the DVD content using the decryption key obtained in this way and view the content of the content.
- the access authority is given to the authentication information.
- the access authority can be registered and edited using a specific reading device, and each reading device can be registered. Added different access control.
- a reading device is specified by identification information, and access authority is set for each of the specified reading devices.
- identification information for identifying the reading device the device ID is used in the fourth embodiment, but any information that can uniquely identify the reading device may be used.
- the identification information is the device ID “FAC00001” for the reader used in the manufacturing factory for setting access authority etc., and the device ID “POS00001-01000” ( (This indicates the serial number from “POS00001” to “POS01000”), and the phone number “09001234567” should be used for portable terminal devices used for payment at the cash register. Is shown.
- the telephone number is expressed by an arbitrary law (for example, Use the one converted according to the one-way method using the device-specific identification information.
- root, read, and writej indicating access authority are the same as those described in FIG. 7 of Embodiment 3. These identification information and access authority are set by a person who has the authority to set. You can add, modify, and delete as needed.
- the authentication unit 107 activated from the main control unit 102 checks whether the identification information transmitted from the reading device 200 is registered in the authentication information storage unit 108. If not registered, an authentication failure signal is returned to the main control unit 102. If registered, the authentication information storage unit 108 is referred to, and the access authority corresponding to the identification information transmitted from the reading device 200 is returned to the main control unit 102.
- the main control unit 102 When the main control unit 102 receives the authentication failure signal, the main control unit 102 transmits a message to that effect to the reading device 200.
- the access authority When the access authority is received, it is checked whether the request of the reading device 200 matches the access authority. If they match, the request from the reading device 200 is executed. For example, if the request from the reading device 200 is “read data” and the access right corresponding to the identification information of the reading device 200 has the “read” right, it is assumed that the access right is satisfied.
- the access right does not match.
- the reading device 200 includes display means, light emission means, or communication means
- the authentication result may be notified to the outside by these means.
- the communication partner is limited to a specific reading device, and a request for reading device power without access authority can be eliminated, thereby further protecting security.
- a user purchases clothes at a department store clothes department.
- the clothes are provided with a non-contact type semiconductor device in which product type and price information and identification information of a register reading device for reading the information are recorded.
- a non-contact type semiconductor device attached to a portable terminal device (hereinafter referred to as a portable terminal device A) possessed by a user includes electronic money and a cash register reading device that makes a reading request when paying the electronic money. ID information and access rights are recorded.
- the power of the non-contact type semiconductor device attached to the clothes is read, and the billing amount is calculated by reading the product information and price information, and is settled with the electronic money of the mobile terminal device A.
- the identification information is recorded on a non-contact semiconductor device attached to the clothes.
- the mobile terminal device A After returning home, the mobile terminal device A reads the information recorded in the non-contact type semiconductor device attached to the clothes and creates a household account book using the price information.
- FIG. 10 is a flowchart showing the operation of each device until the user purchases a product.
- the register reading device emits a detection signal and enters a standby state (step S41).
- this detection signal is received via the antenna of the non-contact type semiconductor device attached to the product (clothes)
- the internal circuit of the non-contact type semiconductor device is activated and can communicate.
- the response signal shown is transmitted to the register reading device (step S42).
- the cashier reading device When receiving the response signal from the non-contact type semiconductor device attached to the product (clothes), the cashier reading device transmits an “information request” command (step S43).
- This "information request” Parameters such as “identification information of register reading device”, information name of read request “product information”, “price information”, and the like are added to the command.
- This access authority is confirmed by checking whether the “registration reader identification information” is stored in the authentication information storage unit, and the access authority for the “registration reader identification information” has a “read” right. Check for no. If the user has the “read” right, access is permitted, otherwise access is determined to be impossible.
- step S45ZNO If "registration reader identification information” is not stored in the authentication information storage unit, or if the access authority to the "registration reader identification information” is not allowed to be read (step S45ZNO), “access not permitted” is transmitted to the cashier reading device, and the process is terminated (step S46).
- the cash register that has received “access not permitted” may be notified to the outside by a display means, a light emitting means, a communication means, or the like.
- step S45ZYES if it is determined that access is possible by confirming this access authority (step S45ZYES), the cashier's reading device power is obtained from the information storage unit to obtain the requested “product information” and “price information”. (Step S47).
- the cash register calculates the amount of money to be charged for the read merchandise information and price information (Step S48). At this cash register, V is calculated for all products that have sent a response signal in step 42, and the total billed amount is received after receiving the product information and price information.
- the register reading device emits a detection signal and enters a standby state (step 49).
- a response signal indicating that communication is possible is transmitted to the register reading device (step S50).
- the cash register reading device When the cash register reading device receives the non-contact type semiconductor device force response signal attached to the portable terminal device A, it transmits a “payment request” command (step S51). To this “payment request” command, “identification information of the cashier reading device” and parameters of the billing amount are added. In the non-contact type semiconductor device attached to the portable terminal device A, when the “payment request” command is received, the access authority of the register reading device is confirmed (step S52).
- This access authority is confirmed by checking whether the “registration reader identification information” is stored in the authentication information storage unit and the access authority for the “registration reader identification information” has the right of “write”. Check for no. If there is no “write” right, it is determined that payment is possible, otherwise it is determined that payment is not possible.
- step S53ZNO When the “registration reader identification information” is not stored in the authentication information storage unit, or when the “write” right is granted to the access authority for the “registration reader identification information” (step S53ZNO ), “Payment impossible” is transmitted to the cashier reader and the process is terminated (step S54).
- the cash register that has received “payment impossible” please notify the outside by display means, light emitting means, communication means, etc.!
- step S53ZYES if it is determined that payment is possible (step S53ZYES) by checking the access authority (step S53ZYES), the requested billing amount is debited from the electronic money in the information storage unit and updated, and the payment process is performed. "Complete" is transmitted to the cashier reader (step S55).
- the cashier reading device When receiving the “payment processing completion”, the cashier reading device transmits a command requesting the identification information of the mobile terminal device A (step S56). This request command is added with “registration reader identification information”.
- This access authority is confirmed by checking whether the “registration reader identification information” is stored in the authentication information storage unit, and the access authority for the “registration reader identification information” has a “read” right. Check for no. If it has the “read” right, it is determined that reading is possible, otherwise it is determined that reading is impossible.
- step S58ZNO When the "registration reader identification information” is not stored in the authentication information storage unit, or when the "read” right is granted to the access authority for the “registration reader identification information” (step S58ZNO ), “Identification information cannot be read out” is transmitted to the register reading device, and the process is terminated (step S59).
- the cash register which has received “impossible to read identification information”, it should be notified to the outside by display means, light emitting means, communication means, etc. You can do it.
- step S58ZYES If it is determined that “reading is possible” in the confirmation of the access authority (step S58ZYES), identification information of the portable terminal device A is transmitted to the reading device of the cash register (step S60).
- the register reading device When the register reading device receives the identification information of the mobile terminal device A, it emits a detection signal and enters a standby state (step S61).
- the internal circuit of the non-contact type semiconductor device is activated and can communicate.
- the response signal shown is transmitted to the register reading device (step S62).
- the cashier reading device transmits an “identification information addition request” command to the non-contact semiconductor device of the product (clothes) (step S63). To this identification information addition request command, “identification information of the cashier reading device” and the received identification information of the mobile terminal device A are added.
- the access authority of the register reading device is confirmed (step S64).
- Step S65ZNO When “identification information of cash register reading device” is stored in the authentication information storage unit, or when there is no right of “root” to access authority to “identification information of cash register reading device” (Step S65ZNO), the fact that “the addition of identification information is not permitted” is transmitted to the reading device of the cash register, and the process is terminated (Step S66).
- the process is terminated (Step S66).
- it may be notified to the outside by display means, light emitting means, communication means, or the like.
- step S65ZYES when it is determined that “additional access is possible” in the confirmation of the access right (step S65ZYES), the identification information of mobile terminal device A and the access right are additionally recorded in the authentication information storage unit (step S67). ), “Processing completed” is transmitted to the register reading device (step S68).
- the access authority of the mobile terminal device A added here enables the right of “root, read, write”, and the mobile terminal device A is treated as a product administrator.
- step S62 all products that have sent response signals in step S62 Add identification information for terminal device A.
- FIG. 11 is a flowchart showing an operation when the mobile terminal device B other than the mobile terminal device A reads product information.
- the mobile terminal device B On the way home after purchase, the mobile terminal device B emits a detection signal and enters a standby state (step S71).
- the mobile terminal device B When the mobile terminal device B receives the response signal from the non-contact type semiconductor device attached to the product, the mobile terminal device B transmits an “information request” command (step S73).
- parameters of “identification information of portable terminal device B” and information name to be read for example, “product information”, “price information”, etc.
- the access authority of the mobile terminal device B is confirmed (step S 74).
- This access authority is confirmed by checking whether “identification information of mobile terminal device B” is stored in the authentication information storage unit and the access authority for the “identification information of mobile terminal device B” has the right of “read”. Check for no. If it has the “read” right, it is determined that reading is possible, otherwise it is determined that reading is impossible.
- step S75ZNO When “identification information of mobile terminal device B” is not stored in the authentication information storage unit, or when the right of “read” is added to the access authority for the “identification information of mobile terminal device B” (step S75ZNO), “access to the specified information is not permitted” is transmitted to the portable terminal device B, and the process is terminated (step S76).
- the mobile terminal device B that has received “no access to specified information” notify the outside by a display means, a light emitting means, a communication means, or the like!
- step S75ZYES if it is determined that the read-out permission is confirmed.
- the specified information is read from the information storage unit and transmitted to the mobile terminal device B (step S75ZYES).
- FIG. 12 is a flowchart showing an operation when creating a household account book.
- the mobile terminal device A In order to return home and create a household account book, the mobile terminal device A emits a detection signal and enters a standby state (step S81).
- a response signal indicating that communication is possible is transmitted to the mobile terminal device A (step S82).
- the mobile terminal device A When the mobile terminal device A receives the non-contact type semiconductor device force response signal attached to the product, the mobile terminal device A transmits an “information request” command (step S83).
- the “information request” command is added with parameters of “identification information of portable terminal device A” and information names “product information” and “price information” to be read.
- This access authority is confirmed by checking whether “identification information of mobile terminal device A” is stored in the authentication information storage unit, and whether the access authority for the “identification information of mobile terminal device A” has the right of “read”. Find out. If there is a “read” right, it is determined that reading is possible, otherwise it is determined that reading is impossible.
- step S85ZNO When “identification information of mobile terminal device A” is not stored in the authentication information storage unit, or when “read” is granted to the access authority for the “identification information of mobile terminal device A” (step S85ZNO), “access to the specified information is not permitted” is transmitted to the portable terminal device A, and the process is terminated (step S86).
- the mobile terminal device A that has received the “deny access to specified information” please notify the outside by display means, light emitting means, communication means, etc.!
- step S85ZYES if it is determined as “readable” in the confirmation of this access right (step S85ZYES), the requested “product information” and “price information” are obtained from the information storage unit and the mobile terminal device is obtained. Send to A (step S87).
- the access authority to which the identification information of the mobile terminal device A is added is stored in the contactless semiconductor device of the purchased product, but the access authority of the cash register is deleted. Not. If the access authority of the cash register is deleted or the access authority is invalidated (in the above example, the access authority “root, read, write” is changed from “O” to “X”), the more Security will increase.
- the function of the register reading device described above can be provided in a non-contact type semiconductor device attached to the portable terminal device.
- Mr. A who owns the mobile terminal device A will be explained to Mr. B who owns another mobile terminal device B, and Mr. A gives him clothes.
- the mobile terminal device A acquires the identification information of the mobile terminal device B, and assigns the identification information of the mobile terminal device B and its access authority to the non-contact type semiconductor device attached to the clothes. Additional registration as an administrator in the authentication information storage unit. Next, in the mobile terminal device A, the identification information of the mobile terminal device A is sent to the non-contact type semiconductor device attached to the clothes, and the access authority of the mobile terminal device A is deleted or all of the authentication information is stored. Disable access rights.
- the mobile terminal device A force cannot read or write information recorded on the non-contact type semiconductor device attached to the clothes, while the mobile terminal device B reads, writes, and edits access authority. be able to. By this, Mr. B would have received Mr. A's power clothes.
- the disposal process is performed by a portable terminal device of a person with administrator authority to dispose of, the power or access to delete the access authority corresponding to all identification information stored in the non-contact type semiconductor device Disable permissions. For example, the power to change all access privileges “root, reader, write” to “X”, or authentication information that records access privileges Clear the storage unit.
- the access authority can be read for the identification information of the manufacturer's reader (read is set to ⁇ ) and it is registered in the authentication information storage unit, and only this area cannot be rewritten even if it is discarded. Or make it impossible to delete.
- the type and the identification information are stored in association with each other in the non-contact type semiconductor device of the portable terminal device.
- This “type” is the type of the purchased item
- “identification information” is the identification information of the device that manages the item.
- a plurality of such correspondences may be stored as necessary. For example, in the case of the refrigerator described above, the correspondence as shown in the following table is stored.
- the identification information of the portable terminal device used for shopping is registered in the non-contact type semiconductor device of the product, and at the same time, according to the type of the purchased product. The identification information is also recorded.
- the mobile terminal device when the mobile terminal device is requested to transmit the identification information of the mobile terminal device from the cashier reading device, the mobile terminal device transmits the identification information corresponding to the type of the product only by “identification information of the mobile terminal device” To do. For example, when a user buys meat or vegetables, the identification information “refrigerator identification information” corresponding to the type “food” is used, and when the user buys toilet paper, the type “toilet paper” Corresponding identification information “identification information for toilet cabinets” is also sent. In the cashier reading device, the access authority of “identification information of mobile terminal device”, “identification information of refrigerator” and “identification information of toilet cabinet” is assigned to the non-contact type semiconductor device attached to each product. Record.
- the refrigerator can manage the food, and the toilet cabinet can manage the toilet paper.
- the access authority given to the identification information is recorded, and the identification information and the corresponding access authority are registered at the same time. You can set access rights.
- encryption is not performed in communication with the reading device, but, of course, encryption communication is performed in communication with the reading device to further enhance security. It can be done.
- authentication may be performed using the identification information of the force non-contact type semiconductor device that has been authenticated using the identification information of the reading device.
- the non-contact type semiconductor device has identification information for identifying itself, and transmits this identification information to the reading device when communication with the reading device is started.
- the reader stores information for specifying the non-contact type semiconductor device in the storage unit, and receives the identification information of the non-contact type semiconductor device when communication with the non-contact type semiconductor device is started.
- the received identification information of the non-contact type semiconductor device is collated with the storage unit. If the verification results in successful authentication, the reading device transmits an information reading request to the non-contact type semiconductor device.
- the non-contact type of the item registered in his portable terminal device Simply transferring the identification information of the semiconductor device to your friend's mobile terminal device completes the process by exchanging information between the mobile terminal devices.
- the present invention is not limited to the embodiments described above.
- the functions of the respective embodiments described above are each programmed and written in advance in the memory of the non-contact type semiconductor device, portable terminal device, or reading device, and the program stored in the memory is executed to execute the present invention. It goes without saying that the purpose of is achieved.
- the program itself read from the memory realizes the functions of the above-described embodiment, and the program and the memory storing the program also constitute the present invention.
- the above-mentioned program stored in the storage device may be directly supplied to the server computer via the network.
- the storage device of the server computer is also included in the recording medium of the present invention.
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Abstract
Description
Claims
Priority Applications (3)
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US11/596,542 US8112795B2 (en) | 2005-01-11 | 2005-12-20 | Non-contact type semiconductor device, mobile terminal device, and communication system |
EP05819853A EP1857967A4 (en) | 2005-01-11 | 2005-12-20 | NON-CONTACT TYPE SEMICONDUCTOR, MOBILE TERMINAL AND COMMUNICATION SYSTEM |
JP2006552868A JP4627066B2 (ja) | 2005-01-11 | 2005-12-20 | 非接触型半導体装置を用いた通信システム |
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JP2005-004435 | 2005-01-11 | ||
JP2005004435 | 2005-01-11 |
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US (1) | US8112795B2 (ja) |
EP (1) | EP1857967A4 (ja) |
JP (1) | JP4627066B2 (ja) |
KR (1) | KR100943784B1 (ja) |
CN (1) | CN101010682A (ja) |
WO (1) | WO2006075485A1 (ja) |
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JP5793464B2 (ja) * | 2012-04-20 | 2015-10-14 | 株式会社日立製作所 | プラント監視システム |
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CN104463581A (zh) * | 2014-12-31 | 2015-03-25 | 上海云联计算机***有限公司 | 支付请求的发起和支付信息的传输方法及其装置 |
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JP2008052532A (ja) * | 2006-08-25 | 2008-03-06 | Nec Corp | 顧客管理システム、顧客管理方法、端末装置、プログラム |
JP2009199578A (ja) * | 2008-01-22 | 2009-09-03 | Ricoh Co Ltd | 通信装置、通信方法、通信プログラム |
JP2014038381A (ja) * | 2012-08-10 | 2014-02-27 | Nakayo Telecommun Inc | 情報流通用nfcタグまたはnfcタグライタまたはnfcタグリーダ |
CN104134026A (zh) * | 2014-07-30 | 2014-11-05 | 广东欧珀移动通信有限公司 | 一种应用于移动终端的深度安全解锁方法及装置 |
JP2017118422A (ja) * | 2015-12-25 | 2017-06-29 | 東芝テック株式会社 | 電子機器及び出力装置 |
JP2016149162A (ja) * | 2016-05-11 | 2016-08-18 | 株式会社ナカヨ | 情報流通用nfcタグ |
Also Published As
Publication number | Publication date |
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US20070226501A1 (en) | 2007-09-27 |
KR100943784B1 (ko) | 2010-02-23 |
JP4627066B2 (ja) | 2011-02-09 |
JPWO2006075485A1 (ja) | 2008-06-12 |
US8112795B2 (en) | 2012-02-07 |
EP1857967A4 (en) | 2011-04-13 |
KR20070102703A (ko) | 2007-10-19 |
CN101010682A (zh) | 2007-08-01 |
EP1857967A1 (en) | 2007-11-21 |
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