WO2015098274A1 - 端末装置及び情報処理装置 - Google Patents
端末装置及び情報処理装置 Download PDFInfo
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- WO2015098274A1 WO2015098274A1 PCT/JP2014/078666 JP2014078666W WO2015098274A1 WO 2015098274 A1 WO2015098274 A1 WO 2015098274A1 JP 2014078666 W JP2014078666 W JP 2014078666W WO 2015098274 A1 WO2015098274 A1 WO 2015098274A1
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- authentication
- mobile communication
- terminal device
- network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
- H04W12/069—Authentication using certificates or pre-shared keys
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
- H04W8/183—Processing at user equipment or user record carrier
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
- H04W8/20—Transfer of user or subscriber data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
- H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals
Definitions
- This disclosure relates to a terminal device and an information processing device.
- WLAN wireless local area network
- the device include various devices such as a smartphone having a mobile communication function, a personal computer (PC), a tablet terminal, a portable game machine, a digital camera, and a printer.
- a device having a WLAN communication function is connected to a WLAN and transmits and receives data via the WLAN.
- the device transmits and receives data via the WLAN access point.
- the device is connected to, for example, a mobile communication terminal, and transmits and receives data via the mobile communication terminal and the mobile communication network. That is, the device transmits and receives data by tethering.
- Various techniques have been proposed for such tethering.
- Patent Document 1 discloses a technology that enables continuation of communication by a relay destination device even when the charge amount of the device relaying by tethering decreases.
- Communication via the WLAN (or access point) as described above can generally be performed only in a limited area (that is, a WLAN communication area).
- the communication speed can be slow depending on the state of communication by the mobile communication terminal or the communication speed of the mobile communication itself.
- wireless resource consumed in a mobile communication network and the power consumption of a mobile communication terminal can increase. Therefore, when communication via tethering is possible, if communication via WLAN (or access point) becomes possible, the device quickly switches communication from communication via tethering to communication via WLAN. It is desirable.
- WLAN wireless local area network
- a device connects to a new access point
- authentication for example, EAP-SIM authentication
- SIM Subscriber Identity Module
- the device performs mobile communication. If it is not a device, such authentication cannot be performed. As described above, it may take a long time to start communication via the WLAN.
- a terminal device that acquires authentication information provided by another terminal device that performs mobile communication in a mobile communication network, and uses the authentication information to move the mobile device.
- a terminal device including an authentication execution unit that performs an authentication procedure for connecting to a wireless network different from a body communication network.
- the authentication information includes information provided by the subscriber identification module of the other terminal device or information generated based on the information.
- the acquisition unit acquires at least part of the authentication information before starting the authentication procedure.
- an information processing apparatus for a terminal apparatus, which includes a memory that stores a program and one or more processors that can execute the program.
- the program acquires authentication information provided by another terminal device that performs mobile communication in a mobile communication network, and uses the authentication information to establish a wireless network different from the mobile communication network.
- the authentication information includes information provided by the subscriber identification module of the other terminal device or information generated based on the information.
- Obtaining the authentication information includes obtaining at least a part of the authentication information before starting the authentication procedure.
- the terminal device is a mobile communication unit that performs mobile communication in a mobile communication network and information provided by the subscriber identification module of the terminal device or generated based on the information
- the authentication information is sent to another terminal device that uses the authentication information to perform an authentication procedure for connecting to a wireless network different from the mobile communication network, and an acquisition unit that acquires authentication information including information to be processed And a providing unit that provides the terminal device.
- the providing unit provides at least a part of the authentication information to the other terminal device before starting the authentication procedure.
- an information processing apparatus for a terminal device that performs mobile communication in a mobile communication network, a memory that stores a program, and one or more processors that can execute the program,
- An information processing apparatus acquires authentication information including information provided by the subscriber identification module of the terminal device or information generated based on the information, and connects to a wireless network different from the mobile communication network.
- This is a program for causing a processor to provide the authentication information to another terminal device that performs an authentication procedure using the authentication information.
- Providing the authentication information to the another terminal device includes providing at least a part of the authentication information to the other terminal device before the start of the authentication procedure.
- the present disclosure it is possible to further shorten the time required to start communication via a wireless network.
- the above effects are not necessarily limited, and any of the effects shown in the present specification or other effects that can be grasped from the present specification are exhibited together with or in place of the above effects. May be.
- FIG. 6 is a sequence diagram showing a first example of a schematic flow of a communication control process according to the embodiment.
- FIG. 10 is a sequence diagram illustrating a second example of a schematic flow of a communication control process according to the embodiment.
- FIG. 6 is a sequence diagram showing an example of a schematic flow of connection switching processing according to the embodiment.
- FIG. 10 is a sequence diagram (first half) showing an example of a schematic flow of a connection process according to the embodiment. It is a sequence diagram (latter half) which shows an example of the rough flow of the connection process concerning the embodiment.
- It is a block diagram which shows an example of a schematic structure of a smart phone. It is a block diagram which shows an example of a schematic structure of a car navigation apparatus. It is a block diagram which shows an example of a schematic structure of a tablet terminal. It is a block diagram which shows an example of a schematic structure of a car navigation apparatus.
- a wireless communication terminal that performs wireless communication (hereinafter referred to as "WLAN communication") in accordance with a WLAN communication method performs communication by tethering, for example. That is, the wireless communication terminal is connected to the mobile communication terminal and communicates via the mobile communication terminal and the mobile communication network.
- WLAN communication wireless communication terminal that performs wireless communication
- the wireless communication terminal is connected to the mobile communication terminal and communicates via the mobile communication terminal and the mobile communication network.
- FIG. 1 is an explanatory diagram for explaining an example of communication by tethering.
- a wireless communication terminal 11, a mobile communication terminal 13, a mobile communication network 21, and a service network 23 are shown.
- the wireless communication terminal 11 is a device that performs WLAN communication, for example, and is a tablet terminal as an example.
- the mobile communication terminal 13 is a device that performs mobile communication in the mobile communication network 21, and is a smartphone as an example.
- the mobile communication network 21 is a network according to a communication standard such as LTE (Long Term Evolution) or LTE-Advanced.
- the service network 23 is a public network such as the Internet, for example.
- the mobile communication terminal 13 is connected to the mobile communication network 21 and transmits / receives data via the mobile communication network 21.
- the mobile communication network 21 is connected to the service network 23, and the mobile communication terminal 13 can transmit and receive data via the mobile communication network 21 and the service network 23.
- the wireless communication terminal 11 is connected to the mobile communication terminal 13 and transmits / receives data via the mobile communication terminal 13 and the mobile communication network 21 (and the service network 23). That is, the mobile communication terminal 13 has a function of performing relay between the wireless communication terminal 11 and the mobile communication network 21.
- the wireless communication terminal 11 performs communication by tethering
- the mobile communication terminal 13 has a tethering function.
- the communication speed may be slow depending on the communication status of the mobile communication terminal or the communication speed of the mobile communication itself.
- the radio wireless resource consumed in a mobile communication network and the power consumption of a mobile communication terminal can increase.
- a wireless communication terminal that performs WLAN communication connects to a WLAN, for example.
- the wireless communication terminal is connected to a WLAN access point.
- the wireless communication terminal transmits / receives data via the WLAN (or the access point).
- this point will be described with reference to FIG.
- FIG. 2 is an explanatory diagram for explaining an example of communication via a WLAN.
- a wireless communication terminal 11, a mobile communication terminal 13, a mobile communication network 21, a service network 23, and a wireless network 25 are shown.
- the wireless network 25 is, for example, a WLAN.
- the wireless communication terminal 11 is connected to the wireless network 25 and transmits / receives data via the wireless network 25.
- the wireless network 25 is connected to the mobile communication network 21, and the wireless communication terminal 11 can transmit and receive data via the wireless network 25 and the mobile communication network 21 (and the service network 23).
- the wireless network 25 may be connected to the service network 23, and the wireless communication terminal 11 may transmit and receive data via the wireless network 25 and the service network 23.
- the communication via the WLAN as described above can generally be performed only in a limited area (that is, a WLAN communication area).
- FIG. 3 is an explanatory diagram illustrating an example of a schematic configuration of the communication system 1 according to the embodiment of the present disclosure.
- the communication system 1 includes a mobile communication network 30, a service network 40 and a wireless network 50, a wireless communication terminal 100 and a mobile communication terminal 200.
- the mobile communication network 30 is a network for mobile communication.
- the mobile communication network 30 is a network that complies with any communication standard of 3GPP (Third Generation Partnership Project).
- the mobile communication network 30 is a network according to LTE (Long Term Evolution) or LTE-Advanced.
- the mobile communication network 30 is operated by, for example, a mobile communication operator.
- the mobile communication network 30 may also be referred to as a cellular network.
- Mobile communication can also be said to be cellular communication.
- the mobile communication network 30 includes a radio access network (RAN) and a core network.
- the mobile communication network 30 includes a base station 31 in the radio access network, and includes a gateway 33, a subscriber information server 35, and an authentication server 37 in the core network.
- the base station 31 communicates with a terminal device that performs mobile communication.
- the base station 31 forms a cell that is a communication area of the mobile communication network 30 and communicates with a terminal device located in the cell.
- the base station 31 is an eNB (evolved Node B).
- the gateway 33 performs a relay between the mobile communication network 30 and another network.
- the gateway 33 is a packet data network gateway (P-GW).
- the other network is, for example, a service network 40.
- the subscriber information server 35 holds subscriber information of the mobile communication network 30.
- the subscriber information server 35 also holds information used for authentication at the time of connection.
- the subscriber information server 35 is an HSS (Home Subscriber Server).
- the authentication server 37 has an authentication function for authenticating a subscriber of the mobile communication network 30 at the time of connection.
- the authentication server 37 is an AAA (Authentication, Authorization and Accounting) server.
- the service network 40 is a public network such as the Internet.
- the wireless network 50 is a wireless network different from the mobile communication network 30.
- the communication method of the wireless network 50 is different from the communication method of the mobile communication network 30.
- the service area of the wireless network 50 is narrower than the service area of the mobile communication network 30. More specifically, for example, the service area of the wireless network 50 is a discrete spot.
- the wireless network 50 is a WLAN.
- the access point 51 communicates with a terminal device that performs wireless communication (hereinafter referred to as “first wireless communication”) in accordance with the communication method of the wireless network 50.
- the wireless network 50 is a WLAN
- the first wireless communication is a WLAN communication
- the access point 51 communicates with a terminal device that performs the WLAN communication.
- the access point 51 communicates with a terminal device located in the communication area of the access point 51.
- the wireless communication terminal 100 performs wireless communication different from mobile communication.
- the wireless communication terminal 100 performs the first wireless communication (that is, wireless communication according to the communication method of the wireless network 50).
- the first wireless communication is WLAN communication
- the wireless communication terminal 100 performs WLAN communication.
- the wireless communication terminal 100 further performs wireless communication (hereinafter referred to as “second wireless communication”) according to another communication method different from the communication method of the wireless network 50.
- the second wireless communication is short-range wireless communication.
- the other communication method is Bluetooth (registered trademark)
- the second wireless communication is wireless communication according to Bluetooth (hereinafter referred to as “Bluetooth communication”), and the wireless communication terminal 100 Performs Bluetooth communication.
- the wireless communication terminal 100 performs communication by tethering. That is, the wireless communication terminal 100 communicates via a relay by a terminal device (for example, the mobile communication terminal 200) that performs mobile communication. More specifically, for example, the wireless communication terminal 100 is connected to the mobile communication terminal 200 and transmits / receives data via the mobile communication terminal 200 and the mobile communication network 30 (and the service network 40).
- a terminal device for example, the mobile communication terminal 200
- the wireless communication terminal 100 is connected to the mobile communication terminal 200 and transmits / receives data via the mobile communication terminal 200 and the mobile communication network 30 (and the service network 40).
- the wireless communication terminal 100 does not have a communication function for mobile communication in the mobile communication network 30.
- the mobile communication terminal 200 performs mobile communication in the mobile communication network 30. That is, the mobile communication terminal 200 performs mobile communication in the service area of the mobile communication network 30. Specifically, for example, the mobile communication terminal 200 communicates with the base station 31 when located in the cell of the base station 31.
- the mobile communication terminal 200 performs wireless communication different from mobile communication.
- the mobile communication terminal 200 performs the first wireless communication (that is, wireless communication according to the communication method of the wireless network 50).
- the first wireless communication is WLAN communication
- the mobile communication terminal 200 performs WLAN communication.
- the mobile communication terminal 200 further performs the second wireless communication (that is, wireless communication according to a communication method different from the communication method of the wireless network 50).
- the second wireless communication is short-range wireless communication.
- the other communication method is Bluetooth
- the second wireless communication is Bluetooth communication
- the mobile communication terminal 200 performs Bluetooth communication.
- the mobile communication terminal 200 has a tethering function. That is, the mobile communication terminal 200 has a function of performing relay between the mobile communication network 30 and another terminal device.
- FIG. 4 is a block diagram illustrating an example of the configuration of the wireless communication terminal 100 according to the present embodiment.
- the wireless communication terminal 100 includes a first wireless communication unit 110, an antenna unit 111, a second wireless communication unit 120, an antenna unit 121, a storage unit 130, and a control unit 140.
- the first wireless communication unit 110 performs wireless communication (that is, first wireless communication) according to the communication method of the wireless network 50.
- the wireless network 50 is a WLAN
- the first wireless communication is a WLAN communication.
- the communication method is, for example, one of the IEEE 802.11 series (for example, IEEE 802.11a, 11b, 11g, 11n, 11ac, and 11ad) or the Wi-Fi standard.
- the first wireless communication unit 110 receives a signal from the access point 51 and transmits a signal to the access point 51. Further, for example, in the case of direct communication between devices, the first wireless communication unit 110 receives a signal from another terminal device and transmits a signal to another terminal device.
- the other terminal device is, for example, the mobile communication terminal 200.
- the antenna unit 111 radiates a signal output from the first wireless communication unit 110 to space as a radio wave. Further, the antenna unit 111 converts radio waves in space into a signal and outputs the signal to the first wireless communication unit 110.
- the second wireless communication unit 120 performs wireless communication (that is, second wireless communication) according to another communication method different from the communication method of the wireless network 50.
- the second wireless communication is short-range wireless communication.
- the other communication method is Bluetooth
- the second wireless communication is Bluetooth communication
- the second wireless communication unit 120 performs Bluetooth communication.
- the second wireless communication unit 120 receives a signal from another terminal device and transmits a signal to another terminal device.
- the other terminal device is, for example, the mobile communication terminal 200.
- the storage unit 130 temporarily or permanently stores a program and data for the operation of the wireless communication terminal 100.
- Control unit 140 The control unit 140 provides various functions of the wireless communication terminal 100.
- the control unit 140 includes an information acquisition unit 141 and an authentication execution unit 143.
- the information acquisition unit 141 acquires authentication information provided by the mobile communication terminal 200.
- the authentication information includes information provided by a subscriber identity module (SIM) 240 of the mobile communication terminal 200 or information generated based on the information.
- SIM subscriber identity module
- the authentication information is information used in an authentication procedure for connecting to the wireless network 50.
- the authentication procedure is an authentication procedure based on EAP-AKA (Extensible Authentication Protocol Method for 3rd Generation Authentication and Key Agreement).
- EAP-AKA Extensible Authentication Protocol Method for 3rd Generation Authentication and Key Agreement
- the authentication procedure may be an authentication procedure based on another authentication method (for example, EAP-AKA 'or EAP-SIM).
- the SIM 240 is a UICC (Universal Integrated Circuit Card) as an example.
- the SIM 240 may be other types of SIMs.
- the authentication information includes subscriber identification information for identifying a subscriber.
- the subscriber identification information is IMSI (International Mobile Subscriber Identity).
- the subscriber identification information includes network information indicating the mobile communication network 30, and the authentication information includes information indicating the length of the network information.
- the information indicating the length is an MNC (Mobile Network Code) length.
- IMSI includes 3-digit MCC (Mobile Country Code), 2-digit or 3-digit MNC, and 10-digit MSIN (Mobile Subscriber Identification Number), and is expressed as follows.
- MCC Mobile Country Code
- MSIN Mobile Subscriber Identification Number
- the authentication information includes identification information generated based on the subscriber identification information instead of the subscriber identification information (for example, IMSI) and the information indicating the length (for example, MNC length). May be included.
- the identification information is Identity provided to the network, and can be expressed as follows.
- the authentication information includes, for example, information generated by the authentication process executed by the SIM 240 in the authentication procedure.
- the authentication information includes a response to a challenge, a message authentication code (MAC), a session key, and the like.
- MAC message authentication code
- the authentication information may further include a PLMN (Public Land Mobile Network) priority list and / or a WSID (WLAN Specific Identifier) list.
- PLMN Public Land Mobile Network
- WSID WLAN Specific Identifier
- the information acquisition unit 141 acquires at least part of the authentication information before starting the authentication procedure.
- the at least part of the information includes the subscriber identification information (for example, IMSI).
- the subscriber identification information for example, IMSI
- the subscriber identification information includes network information (for example, MNC) indicating the mobile communication network 30, and the at least some information is information indicating the length of the network information. (For example, MNC length). That is, as a specific example, the information acquisition unit 141 acquires authentication information including the IMSI and the MNC length before starting the authentication procedure.
- the mobile communication terminal 200 when the mobile communication terminal 200 instructs the wireless communication terminal 100 to switch communication, the mobile communication terminal 200 provides the at least part of the information to the wireless communication terminal 100, and the information acquisition unit 141 Obtain at least some of the information.
- the mobile communication terminal 200 provides the at least part of the information to the wireless communication terminal 100 when communication by tethering starts, and the information acquisition unit 141 includes the at least part of the information. Information may be acquired.
- the wireless communication terminal 100 requests the mobile communication terminal 200 to provide information when communication by tethering starts, and the mobile communication terminal 200 may provide the wireless communication terminal 100 with at least a part of the information. Good.
- the at least part of the information may include identification information generated based on the subscriber identification information instead of the subscriber identification information (for example, IMSI).
- the identification information may be Identity provided to the network.
- the authentication information is acquired before the start of the authentication procedure.
- information transmitted and received between the wireless communication terminal 100 and the mobile communication terminal 200 after the start of the authentication procedure is reduced. Therefore, the time required for the authentication procedure can be shortened. As a result, the time taken to start communication via the wireless network 50 can be shortened.
- the at least part of the information includes the subscriber identification information (for example, IMSI) (and the information indicating the length of the network information (for example, the MNC length)), or the subscriber identification information.
- the identification information (for example, Identity) generated on the basis of the information may be included.
- the wireless communication terminal 100 can transmit the first message to the network without transmitting / receiving information between the wireless communication terminal 100 and the mobile communication terminal 200. That is, the authentication procedure is further shortened. As a result, the time taken to start communication via the wireless network 50 can be shortened.
- the information acquisition unit 141 acquires a part of the authentication information after the start of the authentication procedure.
- the partial information includes information generated by an authentication process executed by the SIM 240 in the authentication procedure.
- the authentication information includes a response of challenge response authentication, a MAC of message authentication, a session key, and the like.
- the information acquisition unit 141 acquires the authentication information through the first wireless communication (for example, WLAN communication) or the second wireless communication (for example, Bluetooth communication), for example.
- first wireless communication for example, WLAN communication
- second wireless communication for example, Bluetooth communication
- the information acquisition unit 141 acquires the at least part of the information through the first wireless communication (for example, WLAN communication) before the start of the authentication procedure. More specifically, for example, when communication by tethering is performed, the wireless communication terminal 100 and the mobile communication terminal 200 are connected to each other by the first wireless communication. Therefore, the at least part of the information is provided by the mobile communication terminal 200 through the first wireless communication and acquired by the wireless communication terminal 100 (information acquisition unit 141) before the start of the authentication procedure.
- the first wireless communication for example, WLAN communication
- the wireless communication terminal 100 and the mobile communication terminal 200 are connected to each other by the first wireless communication. Therefore, the at least part of the information is provided by the mobile communication terminal 200 through the first wireless communication and acquired by the wireless communication terminal 100 (information acquisition unit 141) before the start of the authentication procedure.
- the information acquisition unit 141 acquires the partial information of the authentication information through the second wireless communication (for example, Bluetooth communication) after the authentication procedure is started. More specifically, for example, when the authentication procedure starts, the wireless communication terminal 100 performs the first wireless communication with the access point 51. Therefore, the part of information is provided by the mobile communication terminal 200 through the second wireless communication and acquired by the wireless communication terminal 100 (information acquisition unit 141) after the authentication procedure is started. Thereby, for example, the authentication procedure can be performed without switching the communication partner of the first wireless communication. For this reason, the time required to start communication in the wireless network 50 can be shortened.
- the second wireless communication for example, Bluetooth communication
- the authentication execution unit 143 performs an authentication procedure for connecting to the wireless network 50 using the authentication information.
- the authentication procedure is an authentication procedure based on EAP-AKA.
- the authentication procedure may be an authentication procedure based on another authentication method (for example, EAP-AKA 'or EAP-SIM).
- the authentication execution unit 143 generates identification information (for example, Identity) based on the subscriber identification information (for example, IMSI) and the information (for example, MNC length) indicating the length of the network information. . Then, the authentication execution unit 143 provides the generated identification information to the network. When the identification information (for example, Identity) is provided by the mobile communication terminal 200, the authentication execution unit 143 does not have to generate the identification information.
- identification information for example, Identity
- the authentication execution unit 143 when information used for authentication processing executed by the SIM 240 in the authentication procedure is provided from the network to the wireless communication terminal 100, the authentication execution unit 143 provides the information to the mobile communication terminal 200.
- the information includes a challenge response authentication challenge (for example, RAND), information for authenticating the network (for example, AUTN (Authentication token)), and MAC.
- the authentication execution unit 143 transmits the information to the network.
- the information includes, for example, a challenge response authentication response, a message authentication MAC, and a session key.
- FIG. 5 is a block diagram showing an example of the configuration of the mobile communication terminal 200 according to this embodiment.
- the mobile communication terminal 200 includes a mobile communication unit 210, an antenna unit 211, a first radio communication unit 220, an antenna unit 221, a second radio communication unit 230, an antenna unit 231, a SIM 240, and a storage unit 250. And a control unit 260.
- the mobile communication unit 210 performs mobile communication in the mobile communication network 30. That is, the mobile communication unit 210 performs communication according to the communication method of the mobile communication network 30.
- the communication standard is mobile communication according to any one of 3GPP communication standards.
- the communication standard is LTE or LTE-Advanced.
- the mobile communication unit 210 receives a signal from the base station 31 and transmits a signal to the base station 31.
- the antenna unit 211 radiates the signal output from the mobile communication unit 210 to the space as a radio wave. Further, the antenna unit 211 converts a radio wave in the space into a signal and outputs the signal to the mobile communication unit 210.
- the first wireless communication unit 220 performs wireless communication (that is, first wireless communication) according to the communication method of the wireless network 50.
- the wireless network 50 is a WLAN
- the first wireless communication is a WLAN communication.
- the communication method is, for example, one of the IEEE 802.11 series or the Wi-Fi standard.
- the first wireless communication unit 220 receives a signal from the access point 51 and transmits a signal to the access point 51.
- the first wireless communication unit 220 receives a signal from another terminal apparatus and transmits a signal to another terminal apparatus.
- the other terminal device is, for example, the wireless communication terminal 100.
- the antenna unit 221 radiates the signal output from the first wireless communication unit 220 into space as a radio wave. Further, the antenna unit 221 converts a radio wave in space into a signal and outputs the signal to the first wireless communication unit 220.
- the second wireless communication unit 230 performs wireless communication (that is, second wireless communication) according to another communication method different from the communication method of the wireless network 50.
- the second wireless communication is short-range wireless communication.
- the other communication method is Bluetooth
- the second wireless communication is Bluetooth communication
- the second wireless communication unit 230 performs Bluetooth communication.
- the second wireless communication unit 230 receives a signal from another terminal device and transmits a signal to another terminal device.
- the other terminal device is, for example, the wireless communication terminal 100.
- SIM240 The SIM 240 provides information used for an authentication procedure for connecting to the wireless network 50. Further, the SIM 240 performs an authentication process in the authentication procedure.
- the SIM 240 stores subscriber identification information (for example, IMSI) for identifying a subscriber and provides the subscriber identification information.
- the subscriber identification information includes network information (for example, MNC) indicating the mobile communication network 30, and the SIM 240 provides information (for example, MNC length) indicating the length of the network information.
- the SIM 240 may further provide a PLMN priority list and / or a WSID list.
- the SIM 240 performs challenge response authentication. More specifically, for example, the SIM 240 generates a response to the provided challenge (eg, RAND). For example, the SIM 240 performs network authentication. More specifically, for example, the SIM 240 authenticates the network by verifying provided information (for example, AUTN). The SIM 240 performs message authentication. More specifically, for example, the SIM 240 authenticates the message by verifying the provided MAC. For example, the SIM 240 generates a MAC for message authentication. For example, the SIM 240 generates a session key. The SIM 240 provides the generated response, the MAC, and the session key.
- the provided challenge eg, RAND
- the SIM 240 performs network authentication. More specifically, for example, the SIM 240 authenticates the network by verifying provided information (for example, AUTN).
- the SIM 240 performs message authentication. More specifically, for example, the SIM 240 authenticates the message by verifying the provided MAC. For example, the SIM 240 generates a MAC for message authentication.
- SIM 240 is a UICC as an example.
- SIM 240 may be other types of SIMs.
- the storage unit 250 temporarily or permanently stores a program and data for the operation of the mobile communication terminal 200.
- Control unit 260 The control unit 260 provides various functions of the mobile communication terminal 200.
- the control unit 260 includes an information acquisition unit 261 and an information provision unit 263.
- the information acquisition unit 261 acquires information for authentication including information provided by the SIM 240 or information generated based on the information.
- the contents of the authentication information are as described in relation to the wireless communication terminal 100.
- the information acquisition unit 261 acquires the information.
- the authentication information may include information generated based on information provided by the SIM 240.
- the control unit 260 (for example, the information acquisition unit 261 or another component) generates information based on information provided by the SIM 240, and the information acquisition unit 261 acquires the generated information.
- the authentication information may include identification information (for example, Identity) generated based on the subscriber identification information (for example, IMSI), and the control unit 260 may be based on the subscriber identification information. The identification information may be generated. Then, the information acquisition unit 261 may acquire the generated identification information.
- the information providing unit 263 provides the authentication information to the wireless communication terminal 100.
- the information providing unit 263 provides the wireless communication terminal 100 with at least a part of the authentication information before starting the authentication procedure.
- the content of the at least part of the information provided to the wireless communication terminal 100 before the start of the authentication procedure is as described in relation to the wireless communication terminal 100.
- the information providing unit 263 provides the wireless communication terminal 100 with at least a part of the information when instructing the wireless communication terminal 100 to switch communication.
- the information providing unit 263 may provide the wireless communication terminal 100 with at least a part of the information when communication by tethering starts.
- the wireless communication terminal 100 may request the mobile communication terminal 200 to provide information when communication by tethering starts, and the information providing unit 263 may provide the wireless communication terminal 100 with at least a part of the information. .
- the information providing unit 263 provides a part of the authentication information after the start of the authentication procedure.
- the contents of the part of information provided to the wireless communication terminal 100 after the start of the authentication procedure are as described in relation to the wireless communication terminal 100.
- the information providing unit 263 provides the authentication information through, for example, the first wireless communication (for example, WLAN communication) or the second wireless communication (for example, Bluetooth communication).
- the first wireless communication for example, WLAN communication
- the second wireless communication for example, Bluetooth communication
- the information providing unit 263 provides the wireless communication terminal 100 with the at least part of the information through the first wireless communication (for example, WLAN communication) before the start of the authentication procedure. More specifically, for example, when communication by tethering is performed, the wireless communication terminal 100 and the mobile communication terminal 200 are connected to each other by the first wireless communication. Therefore, the at least part of the information is provided to the wireless communication terminal 100 by the mobile communication terminal 200 (information providing unit 263) through the first wireless communication before the start of the authentication procedure.
- the first wireless communication for example, WLAN communication
- the wireless communication terminal 100 and the mobile communication terminal 200 are connected to each other by the first wireless communication. Therefore, the at least part of the information is provided to the wireless communication terminal 100 by the mobile communication terminal 200 (information providing unit 263) through the first wireless communication before the start of the authentication procedure.
- the information providing unit 263 provides the wireless communication terminal 100 with the partial information of the authentication information through the second wireless communication (for example, Bluetooth communication) after the start of the authentication procedure.
- the wireless communication terminal 100 performs the first wireless communication with the access point 51. Therefore, the part of information is provided to the wireless communication terminal 100 by the mobile communication terminal 200 (information providing unit 263) through the second wireless communication after the start of the authentication procedure.
- the information providing unit 263 provides the information to the SIM 240.
- the content of the information is as described in relation to the wireless communication terminal 100.
- FIG. 6 is a sequence diagram illustrating a first example of a schematic flow of a communication control process according to the present embodiment.
- the wireless communication terminal 100 and the mobile communication terminal 200 are connected to each other by first wireless communication (for example, WLAN communication (direct communication)).
- the mobile communication terminal 200 is connected to the mobile communication network 30.
- the wireless communication terminal 100 performs communication by tethering using the tethering function of the mobile communication terminal 200.
- the mobile communication terminal 200 determines switching of communication from tethering communication to communication via the wireless network 50 at any timing, and instructs the wireless communication terminal 100 to perform the switching (S1010). At this time, the mobile communication terminal 200 provides a part of the authentication information.
- the part of the information includes the IMSI and the MNC length.
- the wireless communication terminal 100 and the mobile communication terminal 200 are connected for switching from connection in the first wireless communication (WLAN communication (direct communication)) to connection in the second wireless communication (Bluetooth communication). Switching processing is performed (S1020). As a result, the wireless communication terminal 100 and the mobile communication terminal 200 are connected to each other by the second wireless communication (Bluetooth communication).
- WLAN communication direct communication
- Bluetooth communication Bluetooth communication
- the wireless communication terminal 100 detects the wireless network 50 (S1030).
- the wireless communication terminal 100 performs a connection process for connecting to the wireless network 50 (S1100).
- the connection process includes an authentication process for connecting to the wireless network 50.
- FIG. 7 is a sequence diagram illustrating a second example of a schematic flow of a communication control process according to the present embodiment.
- the wireless communication terminal 100 and the mobile communication terminal 200 are connected to each other by first wireless communication (for example, WLAN communication (direct communication)).
- the mobile communication terminal 200 is connected to the mobile communication network 30.
- the wireless communication terminal 100 uses the tethering function of the mobile communication terminal 200 to start communication by tethering.
- the wireless communication terminal 100 requests the mobile communication terminal 200 to provide information (S1040). Then, the mobile communication terminal 200 provides a part of the authentication information as a response to the request from the wireless communication terminal 100 (S1050).
- the part of the information includes the IMSI and the MNC length.
- the wireless communication terminal 100 determines switching of communication from communication by tethering to communication via the wireless network 50 at any timing (S1060).
- the wireless communication terminal 100 and the mobile communication terminal 200 are connected for switching from connection in the first wireless communication (WLAN communication (direct communication)) to connection in the second wireless communication (Bluetooth communication). Switching processing is performed (S1020). As a result, the wireless communication terminal 100 and the mobile communication terminal 200 are connected to each other by the second wireless communication (Bluetooth communication).
- the wireless communication terminal 100 detects the wireless network 50 (S1070).
- the wireless communication terminal 100 performs a connection process for connecting to the wireless network 50 (S1100).
- the connection process includes an authentication process for connecting to the wireless network 50.
- FIG. 8 is a sequence diagram illustrating an example of a schematic flow of connection switching processing according to the present embodiment.
- the connection switching process is a process for switching the connection between the wireless communication terminal 100 and the mobile communication terminal 200, and the connection from the first wireless communication (for example, WLAN communication) to the second wireless communication.
- This is a process for switching to a connection (for example, Bluetooth communication).
- the connection switching process corresponds to the process of step S1020 shown in FIGS.
- the wireless communication terminal 100 and the mobile communication terminal 200 are connected to each other by first wireless communication (for example, WLAN communication (direct communication)).
- first wireless communication for example, WLAN communication (direct communication)
- the wireless communication terminal 100 transmits a connection processing request message for the second wireless communication to the mobile communication terminal 200 (S1021). Then, the mobile communication terminal 200 transmits a connection processing response message for the second wireless communication to the wireless communication terminal 100 (S1022).
- the wireless communication terminal 100 and the mobile communication terminal 200 switch the second wireless communication to the on state (S1023, S1024). Then, the wireless communication terminal 100 and the mobile communication terminal 200 execute a connection process for connection in the second wireless communication (Bluetooth communication) (S1025). As a result, the wireless communication terminal 100 and the mobile communication terminal 200 are connected to each other by the second wireless communication (Bluetooth communication).
- Bluetooth communication Bluetooth communication
- the wireless communication terminal 100 and the mobile communication terminal 200 execute a disconnection process for disconnecting the connection in the first wireless communication (WLAN (direct communication)) (S1026).
- WLAN wireless local area network
- the mobile communication terminal 200 may switch the first wireless communication function from the on state to the off state. That is, the mobile communication terminal 200 may stop the operation of software or hardware for the first wireless communication.
- the mobile communication terminal 200 does not transmit the beacon of the first wireless communication, and as a result, the power consumption of the mobile communication terminal 200 can be reduced.
- the mobile communication terminal 200 may lengthen the transmission interval of the beacon of 1st radio
- connection processing request message for the second wireless communication may be transmitted from the mobile communication terminal 200 to the wireless communication terminal 100 instead of being transmitted from the wireless communication terminal 100 to the mobile communication terminal 200.
- connection processing response message for the second wireless communication may be transmitted to the mobile communication terminal 200 by the wireless communication terminal 100 instead of being transmitted by the mobile communication terminal 200 to the wireless communication terminal 100.
- connection process 9A and 9B are sequence diagrams illustrating an example of a schematic flow of connection processing according to the present embodiment.
- the connection process is a connection process for connecting to the wireless network 50.
- the connection process is a connection process through an authentication procedure based on EAP-AKA.
- the connection process corresponds to the process in step S1100 shown in FIGS.
- the wireless communication terminal 100 detects the wireless network 50 (S1110).
- the access point 51 and the wireless communication terminal 100 of the wireless network 50 perform an association (S1121). Thereby, transmission and reception of information for the authentication procedure can be performed.
- the wireless communication terminal 100 transmits an EAPoL-Start message to the access point 51 (S1122).
- the authentication procedure based on EAP-AKA starts from this transmission.
- the access point 51 transmits an EAP-Request / Identity message to the wireless communication terminal 100 (S1123).
- the EAP-Request / Identity message is a message that requests generation of an Identity that is necessary for EAP-AKA authentication.
- the wireless communication terminal 100 generates Identity based on part of the information for authentication (for example, IMSI and MNC length) acquired before the start of the authentication procedure (S1125).
- the wireless communication terminal 100 transmits an EAP-Response / Identity message including the generated Identity to the access point 51 (S1127).
- the access point 51 transmits a RADIUS-Access-Request message including the Identity to the authentication server 37 (S1128).
- the authentication server 37 requests the subscriber information server 35 for an authentication vector corresponding to the Identity (S1129).
- the subscriber information server 35 generates an authentication vector corresponding to the Identity (S1130).
- the authentication vector is a set of information necessary for authenticating the terminal device.
- the authentication vector includes RAND, AUTN, XRES, IK, and CK.
- RAND is a random value used as a challenge.
- AUTN is a value for the terminal device to authenticate the network.
- XRES is the expected response value for the challenge.
- the IK is a key for verifying the integrity of the message.
- CK is a key for message encryption.
- the subscriber information server 35 transmits the generated authentication vector to the authentication server 37 (S1131).
- the authentication server 37 transmits a RAIDUS-Access-Challenge message to the access point 51 as a response to the RADIUS-Access-Request message (S1128) (S1132).
- the RAIDUS-Access-Challenge message includes a MAC (Message Authentication Code) in addition to the authentication vector.
- the MAC is information for verifying the integrity of the message, and is generated by the authentication server 37.
- the access point 51 transmits an EAP-Request / AKA-Challenge message to the wireless communication terminal 100 (S1133).
- the EAP-Request / AKA-Challenge message includes RAND, AUTN, and MAC.
- XRES, IK, and CK are held by the access point 51 and are not transmitted to the wireless communication terminal 100.
- the radio communication terminal 100 transmits a Request / AKA-Challenge message to the mobile communication terminal 200 (S1134).
- the Request / AKA-Challenge message is a message that requests the mobile communication terminal 200 to generate a response and a session key (IK and CK).
- the mobile communication terminal 200 executes an authentication algorithm (AKA algorithm) based on information (RAND, AUTN, and MAC) included in the Request / AKA-Challenge message (S1135).
- AKA algorithm authentication algorithm
- the mobile communication terminal 200 executes an authentication algorithm (AKA algorithm) based on information (RAND, AUTN, and MAC) included in the Request / AKA-Challenge message (S1135).
- message integrity verification, wireless network authentication, challenge response, MAC and session key generation are performed.
- the mobile communication terminal 200 transmits a Response / AKA-Challenge message to the wireless communication terminal 100 (S1136).
- the Response / AKA-Challenge message includes the generated response, MAC, and session key.
- the radio communication terminal 100 transmits an EAP-Response / AKA-Challenge message to the access point 51 as a response to the EAP-Request / AKA-Challenge message (S1133) (S1137).
- the EAP-Response / AKA-Challenge message includes the response and MAC transmitted in S1136.
- the access point 51 transmits a RADIUS-Access-Request message (S1138).
- the RADIUS-Access-Request message includes the response and MAC transmitted in S1137.
- the authentication server 37 verifies the match between the response and the XRSS and verifies the integrity of the message based on the MAC (S1139).
- the authentication server 37 transmits a RADIUS-Access-Accept message to the access point 51 (S1140).
- the RADIUS-Access-Accept message is a message indicating that the connection is permitted because the terminal device that performs the authentication procedure (that is, the wireless communication terminal 100) is a valid user.
- the access point 51 transmits an EAP-Success message to the wireless communication terminal 100 (S1141).
- the EAP-Success message is a message indicating successful authentication.
- the access point 51 transmits an EAPoL-Key message to the wireless communication terminal 100 (S1142).
- the EAPoL-Key message includes a key for encrypted communication used between the wireless communication terminal 100 and the access point 51.
- connection process is performed as described above.
- the wireless communication terminal 100 is connected to the wireless network 50.
- the mobile communication terminal 200 may be realized as a mobile terminal such as a smartphone, a tablet PC (Personal Computer) or a portable / dongle type mobile router, or an in-vehicle terminal such as a car navigation device.
- Mobile communication terminal 200 may be realized as a terminal (also referred to as an MTC (Machine Type Communication) terminal) that performs M2M (Machine To Machine) communication.
- the mobile communication terminal 200 may be a wireless communication module (for example, an integrated circuit module configured with one die) mounted on these terminals.
- the wireless communication terminal 100 is a tablet PC, a notebook PC, a mobile terminal such as a portable game terminal or a digital camera, a fixed terminal such as a television receiver, a printer, a digital scanner, or a network storage, or a car navigation device. It may be realized as an in-vehicle terminal.
- the wireless communication terminal 100 may be realized as a terminal (also referred to as an MTC terminal) that performs M2M communication, such as a smart meter, a vending machine, a remote monitoring device, or a POS (Point Of Sale) terminal.
- the wireless communication terminal 100 may be a wireless communication module (for example, an integrated circuit module configured by one die) mounted on these terminals.
- FIG. 10 is a block diagram illustrating an example of a schematic configuration of a smartphone 700 to which the technology according to the present disclosure can be applied.
- the smartphone 700 includes a processor 701, a memory 702, a storage 703, an external connection interface 704, a camera 705, a sensor 706, a microphone 707, an input device 708, a display device 709, a speaker 710, a mobile communication interface 711, an antenna switch 712, and an antenna 713.
- the processor 701 may be, for example, a CPU or a SoC (System on Chip), and controls the functions of the application layer and other layers of the smartphone 700.
- the memory 702 includes a RAM and a ROM, and stores programs executed by the processor 701 and data.
- the storage 703 may include a storage medium such as a semiconductor memory or a hard disk.
- the external connection interface 704 is an interface for connecting an external device such as a memory card or a USB (Universal Serial Bus) device to the smartphone 700.
- the camera 705 includes an imaging element such as a CCD (Charge Coupled Device) or a CMOS (Complementary Metal Oxide Semiconductor), and generates a captured image.
- the sensor 706 may include a sensor group such as a positioning sensor, a gyro sensor, a geomagnetic sensor, and an acceleration sensor, for example.
- the microphone 707 converts audio input to the smartphone 700 into an audio signal.
- the input device 708 includes, for example, a touch sensor that detects a touch on the screen of the display device 709, a keypad, a keyboard, a button, or a switch, and receives an operation or information input from a user.
- the display device 709 has a screen such as a liquid crystal display (LCD) or an organic light emitting diode (OLED) display, and displays an output image of the smartphone 700.
- the speaker 710 converts an audio signal output from the smartphone 700 into audio.
- the mobile communication interface 711 supports any cellular communication method such as LTE or LTE-Advanced, and performs wireless communication.
- the mobile communication interface 711 may typically include a baseband (BB) processor, an RF (Radio Frequency) circuit, and the like.
- the BB processor may perform, for example, encoding / decoding, modulation / demodulation, multiplexing / demultiplexing, and performs various signal processing for wireless communication.
- the RF circuit may include a mixer, a filter, an amplifier, and the like, and transmits and receives radio signals via the antenna 713.
- the mobile communication interface 711 may be a one-chip module in which a BB processor and an RF circuit are integrated.
- the mobile communication interface 711 may include a single BB processor or may include multiple BB processors.
- the mobile communication interface 711 may include a single RF circuit or may include a plurality of RF circuits.
- the antenna switch 712 switches the connection destination of the antenna 713 among a plurality of circuits included in the mobile communication interface 711.
- the antenna 713 has a single or a plurality of antenna elements (for example, a plurality of antenna elements constituting a multiple-input and multiple-output (MIMO) antenna), and is used for transmitting and receiving radio signals by the mobile communication interface 711. Used for.
- MIMO multiple-input and multiple-output
- the WLAN communication interface 714 supports one or more of WLAN standards such as IEEE802.11a, 11b, 11g, 11n, 11ac, and 11ad, and executes wireless communication.
- the WLAN communication interface 714 can communicate with other devices via the WLAN access point in the infrastructure mode. In addition, the WLAN communication interface 714 can directly communicate with another device in the ad hoc mode.
- the WLAN communication interface 714 may typically include a BB processor and an RF circuit.
- the WLAN communication interface 714 may be a one-chip module in which a memory that stores a communication control program, a processor that executes the program, and related circuits are integrated.
- the antenna switch 715 switches the connection destination of the antenna 716 among a plurality of circuits included in the WLAN communication interface 714.
- the antenna 716 includes a single antenna element or a plurality of antenna elements (for example, a plurality of antenna elements constituting a MIMO antenna), and is used for transmission and reception of wireless signals by the WLAN communication interface 714.
- the Bluetooth communication interface 717 supports one or more of the Bluetooth standards and performs wireless communication.
- the Bluetooth communication interface 717 can directly communicate with other devices.
- the Bluetooth communication interface 717 may typically include a BB processor and an RF circuit.
- the Bluetooth communication interface 717 may be a one-chip module in which a memory that stores a communication control program, a processor that executes the program, and related circuits are integrated.
- the antenna switch 718 switches the connection destination of the antenna 719 among a plurality of circuits included in the Bluetooth communication interface 717.
- the antenna 719 includes a single antenna element or a plurality of antenna elements, and is used for transmission and reception of a radio signal by the Bluetooth communication interface 717.
- the smartphone 700 may include an antenna corresponding to each of the mobile communication interface 711, the WLAN communication interface 714, and the Bluetooth communication interface 717.
- the smartphone 700 is not limited to the example of FIG. 10, and the smartphone 700 may include a shared antenna corresponding to two or more of the mobile communication interface 711, the WLAN communication interface 714, and the Bluetooth communication interface 717.
- the smartphone 700 may include a common antenna and an antenna switch corresponding to the WLAN communication interface 714 and the Bluetooth communication interface 717 instead of including the antenna switch 715 and the antenna 716 and the antenna switch 718 and the antenna 719.
- the shared antenna may be connected to one of the WLAN communication interface 714 and the Bluetooth communication interface 717 by the antenna switch.
- the smartphone 700 may have a mobile communication interface 711, a WLAN communication interface 714, and a Bluetooth communication interface 717 as separate modules.
- the smartphone 700 may include a one-chip module including two or more of the mobile communication interface 711, the WLAN communication interface 714, and the Bluetooth communication interface 717, without being limited to the example of FIG.
- the smartphone 700 may include an antenna and an antenna switch that are shared between the communication interfaces, or may include an antenna corresponding to each of the communication interfaces.
- the antenna switch 712, the antenna switch 715, and the antenna switch 718 may be omitted from the configuration of the smartphone 700.
- the bus 720 includes a processor 701, a memory 702, a storage 703, an external connection interface 704, a camera 705, a sensor 706, a microphone 707, an input device 708, a display device 709, a speaker 710, a mobile communication interface 711, a WLAN communication interface 714, Bluetooth.
- the communication interface 717 and the auxiliary controller 722 are connected to each other.
- the battery 721 supplies power to each block of the smartphone 700 illustrated in FIG. 10 through a power supply line partially illustrated by a broken line in the drawing.
- the auxiliary controller 722 operates the minimum necessary functions of the smartphone 700 in the sleep mode.
- the information acquisition unit 261 and the information provision unit 263 described with reference to FIG. 5 may be implemented in the processor 701 and / or the auxiliary controller 722. More specifically, for example, the information acquisition unit 261 and the information providing unit 263 include a processor 701 and / or an auxiliary controller 722 and a program (for example, an OS (Operating System) executed by the processor 701 and / or the auxiliary controller 722. , Device driver and / or application software) (or memory storing the program). Further, at least a part of these functions may be implemented in the mobile communication interface 711, the WLAN communication interface 714, and / or the Bluetooth communication interface 717.
- OS Operating System
- FIG. 11 is a block diagram illustrating an example of a schematic configuration of a car navigation device 730 to which the technology according to the present disclosure can be applied.
- the car navigation device 730 includes a processor 731, a memory 732, a GPS (Global Positioning System) module 733, a sensor 734, a data interface 735, a content player 736, a storage medium interface 737, an input device 738, a display device 739, a speaker 740, and a moving body.
- GPS Global Positioning System
- a communication interface 741, an antenna switch 742, an antenna 743, a WLAN communication interface 744, an antenna switch 745, an antenna 746, a Bluetooth communication interface 747, an antenna switch 748, an antenna 749, and a battery 750 are provided.
- the processor 731 may be, for example, a CPU or SoC, and controls the navigation function and other functions of the car navigation device 730.
- the memory 732 includes a RAM and a ROM, and stores programs executed by the processor 731 and data.
- the GPS module 733 measures the position (for example, latitude, longitude, and altitude) of the car navigation device 730 using a GPS signal received from a GPS satellite.
- the sensor 734 may include a sensor group such as a gyro sensor, a geomagnetic sensor, and an atmospheric pressure sensor.
- the data interface 735 is connected to the in-vehicle network 761 through a terminal (not shown), for example, and acquires data generated on the vehicle side such as vehicle speed data.
- the content player 736 reproduces content stored in a storage medium (for example, CD or DVD) inserted into the storage medium interface 737.
- the input device 738 includes, for example, a touch sensor, a button, or a switch that detects a touch on the screen of the display device 739, and receives an operation or information input from the user.
- the display device 739 has a screen such as an LCD or an OLED display, and displays a navigation function or an image of content to be reproduced.
- the speaker 740 outputs audio of a navigation function or content to be played back.
- the mobile communication interface 741 supports any cellular communication method such as LTE or LTE-Advanced, and performs wireless communication.
- the mobile communication interface 741 may typically include a BB processor and an RF circuit.
- the BB processor may perform, for example, encoding / decoding, modulation / demodulation, multiplexing / demultiplexing, and performs various signal processing for wireless communication.
- the RF circuit may include a mixer, a filter, an amplifier, and the like, and transmits and receives a radio signal via the antenna 743.
- the mobile communication interface 741 may be a one-chip module in which a BB processor and an RF circuit are integrated.
- the mobile communication interface 741 may include a single BB processor or may include multiple BB processors.
- the mobile communication interface 741 may include a single RF circuit or may include a plurality of RF circuits.
- the antenna switch 742 switches the connection destination of the antenna 743 among a plurality of circuits included in the mobile communication interface 741.
- the antenna 743 has a single or a plurality of antenna elements (for example, a plurality of antenna elements constituting a MIMO antenna), and is used for transmission / reception of a radio signal by the mobile communication interface 741.
- the WLAN communication interface 744 supports one or more of WLAN standards such as IEEE 802.11a, 11b, 11g, 11n, 11ac, and 11ad, and performs wireless communication.
- the WLAN communication interface 744 can communicate with other devices via the WLAN access point in the infrastructure mode. In addition, the WLAN communication interface 744 can directly communicate with other devices in the ad hoc mode.
- the WLAN communication interface 744 may typically include a BB processor and an RF circuit.
- the WLAN communication interface 744 may be a one-chip module in which a memory that stores a communication control program, a processor that executes the program, and related circuits are integrated.
- the antenna switch 745 switches the connection destination of the antenna 746 among a plurality of circuits included in the WLAN communication interface 744.
- the antenna 746 includes a single antenna element or a plurality of antenna elements (for example, a plurality of antenna elements constituting a MIMO antenna), and is used for transmission and reception of wireless signals by the WLAN communication interface 744.
- the Bluetooth communication interface 747 supports one or more of the Bluetooth standards and performs wireless communication.
- the Bluetooth communication interface 747 can directly communicate with other devices.
- the Bluetooth communication interface 747 may typically include a BB processor and an RF circuit.
- the Bluetooth communication interface 747 may be a one-chip module in which a memory that stores a communication control program, a processor that executes the program, and related circuits are integrated.
- the antenna switch 748 switches the connection destination of the antenna 749 among a plurality of circuits included in the Bluetooth communication interface 747.
- the antenna 749 has a single antenna element or a plurality of antenna elements, and is used for transmission and reception of a radio signal by the Bluetooth communication interface 747.
- the car navigation device 730 may have an antenna corresponding to each of the mobile communication interface 741, the WLAN communication interface 744, and the Bluetooth communication interface 747.
- the car navigation device 730 is not limited to the example of FIG. 11, and the car navigation device 730 may include a common antenna corresponding to two or more of the mobile communication interface 741, the WLAN communication interface 744, and the Bluetooth communication interface 747.
- the car navigation device 730 includes a common antenna and antenna switch corresponding to the WLAN communication interface 744 and the Bluetooth communication interface 747 instead of including the antenna switch 745 and the antenna 746 and the antenna switch 748 and the antenna 749. May be.
- the shared antenna may be connected to one of the WLAN communication interface 744 and the Bluetooth communication interface 747 by the antenna switch.
- the car navigation device 730 may have a mobile communication interface 741, a WLAN communication interface 744, and a Bluetooth communication interface 747 as separate modules.
- the car navigation device 730 is not limited to the example of FIG. 11, and may include a one-chip module including two or more of the mobile communication interface 741, the WLAN communication interface 744, and the Bluetooth communication interface 747.
- the car navigation device 730 may include an antenna and an antenna switch that are shared between the communication interfaces, or may include an antenna corresponding to each of the communication interfaces.
- the antenna switch 742, the antenna switch 745, and the antenna switch 748 may be omitted from the configuration of the car navigation device 730.
- the battery 750 supplies power to each block of the car navigation device 730 shown in FIG. 11 via a power supply line partially shown by a broken line in the drawing. Further, the battery 750 stores electric power supplied from the vehicle side.
- a program for example, OS, device driver, and / or application software
- the technology according to the present disclosure may be realized as an in-vehicle system (or vehicle) 760 including one or more blocks of the above-described car navigation device 730, the in-vehicle network 761, and the vehicle side module 762.
- the vehicle-side module 762 generates vehicle-side data such as vehicle speed, engine speed, or failure information, and outputs the generated data to the in-vehicle network 761.
- FIG. 12 is a block diagram illustrating an example of a schematic configuration of a tablet terminal 800 to which the technology according to the present disclosure can be applied.
- the tablet terminal 800 includes a processor 801, a memory 802, a storage 803, an external connection interface 804, a camera 805, a sensor 806, a microphone 807, an input device 808, a display device 809, a speaker 810, a WLAN communication interface 811, an antenna switch 812, and an antenna 813.
- the processor 801 may be a CPU or SoC, for example, and controls the functions of the application layer and other layers of the tablet terminal 800.
- the memory 802 includes RAM and ROM, and stores programs and data executed by the processor 801.
- the storage 803 can include a storage medium such as a semiconductor memory or a hard disk.
- the external connection interface 804 is an interface for connecting an external device such as a memory card or a USB device to the tablet terminal 800.
- the camera 805 includes, for example, an image sensor such as a CCD or a CMOS, and generates a captured image.
- the sensor 806 can include, for example, a sensor group such as a positioning sensor, a gyro sensor, a geomagnetic sensor, and an acceleration sensor.
- the microphone 807 converts audio input to the tablet terminal 800 into an audio signal.
- the input device 808 includes, for example, a touch sensor that detects a touch on the screen of the display device 809, a keypad, a keyboard, a button, or a switch, and receives an operation or information input from the user.
- the display device 809 has a screen such as a liquid crystal display (LCD) or an organic light emitting diode (OLED) display, and displays an output image of the tablet terminal 800.
- the speaker 810 converts an audio signal output from the tablet terminal 800 into audio.
- the WLAN communication interface 811 supports one or more of WLAN standards such as IEEE802.11a, 11b, 11g, 11n, 11ac, and 11ad, and performs wireless communication.
- the WLAN communication interface 811 can communicate with other devices via a WLAN access point in the infrastructure mode.
- the WLAN communication interface 811 can directly communicate with other devices in the ad hoc mode.
- the WLAN communication interface 811 may typically include a BB processor and an RF circuit.
- the WLAN communication interface 811 may be a one-chip module in which a memory that stores a communication control program, a processor that executes the program, and related circuits are integrated.
- the antenna switch 812 switches the connection destination of the antenna 813 among a plurality of circuits included in the WLAN communication interface 811.
- the antenna 813 has a single or a plurality of antenna elements (for example, a plurality of antenna elements constituting a MIMO antenna), and is used for transmission and reception of a radio signal by the WLAN communication interface 811.
- the Bluetooth communication interface 814 supports one or more of the Bluetooth standards and performs wireless communication.
- the Bluetooth communication interface 814 can communicate directly with other devices.
- the Bluetooth communication interface 814 may typically include a BB processor and an RF circuit.
- the Bluetooth communication interface 814 may be a one-chip module in which a memory that stores a communication control program, a processor that executes the program, and related circuits are integrated.
- the antenna switch 815 switches the connection destination of the antenna 816 among a plurality of circuits included in the Bluetooth communication interface 814.
- the antenna 816 includes a single antenna element or a plurality of antenna elements, and is used for transmission and reception of a radio signal by the Bluetooth communication interface 814.
- the tablet terminal 800 may have an antenna corresponding to each of the WLAN communication interface 811 and the Bluetooth communication interface 814.
- the tablet terminal 800 may include a shared antenna corresponding to the WLAN communication interface 811 and the Bluetooth communication interface 814 without being limited to the example of FIG.
- the tablet terminal 800 includes a common antenna and antenna switch corresponding to the WLAN communication interface 811 and the Bluetooth communication interface 814 instead of including the antenna switch 812 and the antenna 813 and the antenna switch 815 and the antenna 816. May be.
- the shared antenna may be connected to one of the WLAN communication interface 811 and the Bluetooth communication interface 814 by the antenna switch.
- the tablet terminal 800 may have a WLAN communication interface 811 and a Bluetooth communication interface 814 as separate modules.
- the tablet terminal 800 may include a one-chip module including the WLAN communication interface 811 and the Bluetooth communication interface 814 without being limited to the example of FIG.
- the tablet terminal 800 may include an antenna and an antenna switch shared between the communication interfaces, or may include an antenna corresponding to each of the communication interfaces.
- the antenna switch 812 and the antenna switch 815 may be omitted from the configuration of the tablet terminal 800.
- a bus 820 includes a processor 801, a memory 802, a storage 803, an external connection interface 804, a camera 805, a sensor 806, a microphone 807, an input device 808, a display device 809, a speaker 810, a WLAN communication interface 811, a Bluetooth communication interface 814, and an auxiliary controller. 819 are connected to each other.
- the battery 818 supplies power to each block of the tablet terminal 800 shown in FIG. 12 through a power supply line partially shown by a broken line in the drawing.
- the auxiliary controller 819 operates the minimum necessary functions of the tablet terminal 800 in the sleep mode.
- the information acquisition unit 141 and the authentication execution unit 143 described with reference to FIG. 4 may be implemented in the processor 801 and / or the auxiliary controller 819. More specifically, for example, the information acquisition unit 141 and the authentication execution unit 143 include the processor 801 and / or the auxiliary controller 819 and programs executed by the processor 801 and / or the auxiliary controller 819 (for example, an OS, a device driver, and the like). (Or application software, etc.) (or a memory that stores the program). Further, at least a part of these functions may be implemented in the WLAN communication interface 811 and / or the Bluetooth communication interface 814.
- the tablet terminal 800 may operate as a wireless access point (software AP) by the processor 801 executing the access point function at the application level. Further, the WLAN communication interface 811 may have a wireless access point function.
- FIG. 13 is a block diagram illustrating an example of a schematic configuration of a car navigation device 830 to which the technology according to the present disclosure can be applied.
- the car navigation device 830 includes a processor 831, a memory 832, a GPS module 833, a sensor 834, a data interface 835, a content player 836, a storage medium interface 837, an input device 838, a display device 839, a speaker 840, a WLAN communication interface 841, and an antenna switch. 842, an antenna 843, a Bluetooth communication interface 844, an antenna switch 845, an antenna 846, and a battery 847.
- the processor 831 may be a CPU or SoC, for example, and controls the navigation function and other functions of the car navigation device 730.
- the memory 832 includes a RAM and a ROM, and stores programs executed by the processor 831 and data.
- the GPS module 833 measures the position (for example, latitude, longitude, and altitude) of the car navigation device 830 using a GPS signal received from a GPS satellite.
- the sensor 834 may include a sensor group such as a gyro sensor, a geomagnetic sensor, and an atmospheric pressure sensor.
- the data interface 835 is connected to the in-vehicle network 861 through a terminal (not shown), and acquires data generated on the vehicle side such as vehicle speed data.
- the content player 836 reproduces content stored in a storage medium (for example, CD or DVD) inserted into the storage medium interface 837.
- the input device 838 includes, for example, a touch sensor, a button, a switch, or the like that detects a touch on the screen of the display device 839, and receives an operation or information input from the user.
- the display device 839 has a screen such as an LCD or an OLED display, and displays an image of a navigation function or content to be reproduced.
- the speaker 840 outputs the navigation function or the audio of the content to be played back.
- the WLAN communication interface 841 supports one or more of WLAN standards such as IEEE802.11a, 11b, 11g, 11n, 11ac, and 11ad, and executes wireless communication.
- the WLAN communication interface 841 can communicate with other devices via a WLAN access point in the infrastructure mode. Also, the WLAN communication interface 841 can directly communicate with other devices in the ad hoc mode.
- the WLAN communication interface 841 may typically include a BB processor and an RF circuit.
- the WLAN communication interface 841 may be a one-chip module in which a memory that stores a communication control program, a processor that executes the program, and related circuits are integrated.
- the antenna switch 842 switches the connection destination of the antenna 843 among a plurality of circuits included in the WLAN communication interface 841.
- the antenna 843 has a single or a plurality of antenna elements (for example, a plurality of antenna elements constituting a MIMO antenna), and is used for transmission and reception of radio signals by the WLAN communication interface 841.
- the Bluetooth communication interface 844 supports one or more of the Bluetooth standards and performs wireless communication.
- the Bluetooth communication interface 844 can communicate directly with other devices.
- the Bluetooth communication interface 844 may typically include a BB processor and an RF circuit.
- the Bluetooth communication interface 844 may be a one-chip module in which a memory that stores a communication control program, a processor that executes the program, and related circuits are integrated.
- the antenna switch 845 switches the connection destination of the antenna 846 among a plurality of circuits included in the Bluetooth communication interface 844.
- the antenna 846 has a single antenna element or a plurality of antenna elements, and is used for transmission and reception of a radio signal by the Bluetooth communication interface 844.
- the car navigation device 830 may have an antenna corresponding to each of the WLAN communication interface 841 and the Bluetooth communication interface 844.
- the car navigation device 830 is not limited to the example of FIG. 13, and may have a common antenna corresponding to the WLAN communication interface 841 and the Bluetooth communication interface 844.
- the car navigation device 830 includes a common antenna and antenna switch corresponding to the WLAN communication interface 841 and the Bluetooth communication interface 844 instead of including the antenna switch 842 and the antenna 843, and the antenna switch 845 and the antenna 846. You may have.
- the shared antenna may be connected to one of the WLAN communication interface 841 and the Bluetooth communication interface 844 by the antenna switch.
- the car navigation device 830 may have a WLAN communication interface 841 and a Bluetooth communication interface 844 as separate modules.
- the car navigation device 830 is not limited to the example of FIG. 13, and may include a one-chip module including the WLAN communication interface 841 and the Bluetooth communication interface 844.
- the car navigation device 830 may include an antenna and an antenna switch shared between the communication interfaces, or may include an antenna corresponding to each of the communication interfaces.
- the antenna switch 842 and the antenna switch 845 may be omitted from the configuration of the car navigation device 830.
- the battery 847 supplies power to each block of the car navigation device 830 shown in FIG. 13 through a power supply line partially shown by broken lines in the drawing. Further, the battery 847 stores electric power supplied from the vehicle side.
- the information acquisition unit 141 and the authentication execution unit 143 described with reference to FIG. More specifically, for example, the information acquisition unit 141 and the authentication execution unit 143 store the processor 831 and a program (for example, OS, device driver, and / or application software) executed by the processor 831 (or the program). Memory). In addition, at least a part of these functions may be implemented in the WLAN communication interface 841 and / or the Bluetooth communication interface 844.
- a program for example, OS, device driver, and / or application software
- the technology according to the present disclosure may be realized as an in-vehicle system (or vehicle) 860 including one or more blocks of the car navigation device 830 described above, an in-vehicle network 861, and a vehicle side module 862.
- the vehicle-side module 862 generates vehicle-side data such as vehicle speed, engine speed, or failure information, and outputs the generated data to the in-vehicle network 861.
- the wireless communication terminal 100 connects to the wireless network 50 using the information acquisition unit 141 that acquires the authentication information provided by the mobile communication terminal 200 and the authentication information. And an authentication execution unit 143 that performs an authentication procedure to do so.
- the authentication information includes information provided by the SIM 240 of the mobile communication terminal 200 or information generated based on the information.
- the information acquisition unit 141 acquires at least a part of the authentication information before starting the authentication procedure.
- the mobile communication terminal 200 generates the mobile communication unit 210 that performs mobile communication in the mobile communication network 30 and the information provided by the SIM 240 or based on the information.
- the information acquisition part 261 which acquires the information for authentication containing the information performed, and the information provision part 263 which provides the said information for authentication to the wireless communication terminal 100 are provided.
- the information providing unit 263 provides at least a part of the authentication information to the wireless communication terminal 100 before starting the authentication procedure.
- the at least part of the information includes subscriber identification information (for example, IMSI) for identifying the subscriber.
- subscriber identification information includes network information indicating the mobile communication network 30, and the at least some information includes information indicating the length of the network information (for example, MNC length).
- the at least part of the information may include identification information (for example, Identity) generated based on subscriber identification information (for example, IMSI) for identifying the subscriber.
- identification information for example, Identity
- subscriber identification information for example, IMSI
- the wireless communication terminal 100 can transmit the first message to the network without transmitting / receiving information between the wireless communication terminal 100 and the mobile communication terminal 200. That is, the authentication procedure is further shortened. As a result, the time taken to start communication via the wireless network 50 can be shortened.
- the information provision unit 263 of the mobile communication terminal 200 performs wireless communication of a communication method (for example, Bluetooth) different from the communication method for the wireless network 50 after the start of the authentication procedure.
- the wireless communication terminal 100 is provided with a part of the authentication information.
- the information acquisition unit 141 of the wireless communication terminal 100 performs the authentication for wireless communication through wireless communication according to another communication method (for example, Bluetooth) different from the communication method of the wireless network 50 after the start of the authentication procedure. Get some of the information.
- another communication method for example, Bluetooth
- the wireless communication terminal 100 can perform the authentication procedure without switching the communication partner of the wireless communication (for example, WLAN communication). For this reason, the time required to start communication in the wireless network 50 can be shortened.
- the mobile communication terminal provides at least a part of the authentication information through the first wireless communication (for example, WLAN communication) before the start of the authentication procedure, and the wireless communication terminal
- the first wireless communication for example, WLAN communication
- the wireless communication terminal may be provided and acquired through the second wireless communication (for example, Bluetooth communication) instead of the first wireless communication before the start of the authentication procedure.
- the mobile communication terminal provides a part of the authentication information through the second wireless communication (for example, Bluetooth communication) after the authentication procedure starts, and the wireless communication terminal receives the second information after the authentication procedure starts.
- the second wireless communication for example, Bluetooth communication
- the wireless communication terminal receives the second information after the authentication procedure starts.
- the partial information may be provided and acquired through the first wireless communication (for example, WLAN communication) instead of the second wireless communication after the start of the authentication procedure.
- the wireless network is WLAN and the first wireless communication (that is, wireless communication according to the communication method of the wireless network) is WLAN communication
- the wireless network may be a network other than WLAN
- the first wireless communication may be communication other than WLAN communication.
- the second wireless communication that is, wireless communication according to another communication method different from the communication method of the wireless network
- the second wireless communication may be short-range wireless communication other than Bluetooth communication, or may be communication other than short-range wireless communication.
- the authentication server may be another type of authentication server (for example, a RADIUS (Remote Authentication Dial In User Service) server).
- RADIUS Remote Authentication Dial In User Service
- processing steps in each process of this specification do not necessarily have to be executed in time series in the order described in the flowchart.
- the processing steps in each process may be executed in a different order from the order described in the flowchart, or may be executed in parallel.
- a computer program for causing hardware such as a CPU, ROM, and RAM incorporated in a terminal device (wireless communication terminal and mobile communication terminal) to perform the same function as each component of the terminal device.
- a storage medium storing the computer program may also be provided.
- an information processing apparatus for example, a processing circuit, a chip
- a memory for example, ROM and RAM
- processors for example, CPU, DSP, etc.
- a terminal device An acquisition unit for acquiring authentication information provided by another terminal device that performs mobile communication in a mobile communication network; An authentication execution unit that performs an authentication procedure for connecting to a wireless network different from the mobile communication network, using the authentication information; With The authentication information includes information provided by a subscriber identification module of the other terminal device, or information generated based on the information, The acquisition unit acquires at least a part of the authentication information before the start of the authentication procedure. Terminal device.
- the terminal device according to (1) wherein the at least part of information includes subscriber identification information for identifying a subscriber.
- the subscriber identification information includes network information indicating the mobile communication network, The at least part of information includes information indicating a length of the network information.
- the terminal device according to (2).
- the terminal device (4) The terminal device according to (1), wherein the at least part of information includes identification information generated based on subscriber identification information for identifying a subscriber.
- the acquisition unit acquires a part of the authentication information through wireless communication according to a communication method different from the communication method of the wireless network after the start of the authentication procedure.
- the terminal device according to any one of (4) to (4).
- the terminal device (6) The terminal device according to (5), wherein the wireless communication is short-range wireless communication.
- the terminal device according to any one of (1) to (6), wherein the wireless network is a wireless local area network (WLAN).
- WLAN wireless local area network
- An information processing device for a terminal device A memory for storing the program; One or more processors capable of executing the program; With The program is Obtaining authentication information provided by another terminal device that performs mobile communication in a mobile communication network; Using the authentication information to perform an authentication procedure for connecting to a wireless network different from the mobile communication network; Is a program for causing a processor to execute The authentication information includes information provided by a subscriber identification module of the other terminal device, or information generated based on the information, Obtaining the authentication information includes obtaining at least a part of the authentication information before starting the authentication procedure. Information processing device.
- a terminal device A mobile communication unit for performing mobile communication in a mobile communication network; An acquisition unit for acquiring information for authentication including information provided by the subscriber identification module of the terminal device or information generated based on the information; A providing unit that provides the authentication information to another terminal device that performs an authentication procedure for connecting to a wireless network different from the mobile communication network using the authentication information; With The providing unit provides at least a part of the authentication information to the other terminal device before the start of the authentication procedure. Terminal device. (10) The providing unit provides a part of the authentication information to the other terminal device through wireless communication using a communication method different from the communication method for the wireless network after the authentication procedure is started. The terminal device according to (9).
- An information processing apparatus for a terminal device that performs mobile communication in a mobile communication network A memory for storing the program; One or more processors capable of executing the program; With The program is Obtaining information for authentication including information provided by the subscriber identification module of the terminal device or information generated based on the information; Providing the authentication information to another terminal device that performs an authentication procedure for connecting to a wireless network different from the mobile communication network using the authentication information; Is a program for causing a processor to execute Providing the authentication information to the another terminal device includes providing at least a part of the authentication information to the another terminal device before starting the authentication procedure. Information processing device.
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Abstract
Description
1.はじめに
2.通信システムの概略的な構成
3.各装置の構成
3.1.無線通信端末の構成
3.2.移動体通信端末の構成
4.処理の流れ
5.応用例
5.1.移動体通信端末に関する応用例
5.2.無線通信端末に関する応用例
6.まとめ
まず、図1及び図2を参照して、テザリングによる通信及びWLAN経由での通信を説明する。
WLANの通信方式に従った無線通信(以下、「WLAN通信」と呼ぶ)を行う無線通信端末は、例えば、テザリングによる通信を行う。即ち、上記無線通信端末は、移動体通信端末に接続し、当該移動体通信端末及び移動体通信ネットワーク経由で通信する。以下、この点について図1を参照して具体例を説明する。
WLAN通信を行う無線通信端末は、例えば、WLANに接続する。換言すると、上記無線通信端末は、WLANのアクセスポイントに接続する。そして、上記無線通信端末は、上記WLAN(あるいは上記アクセスポイント)経由でデータの送受信を行う。以下、この点について図2を参照して具体例を説明する。
続いて、図3を参照して、本開示の実施形態に係る通信システム1の概略的な構成を説明する。図3は、本開示の実施形態に係る通信システム1の概略的な構成の一例を示す説明図である。図3を参照すると、通信システム1は、移動体通信ネットワーク30、サービスネットワーク40及び無線ネットワーク50、無線通信端末100及び移動体通信端末200を含む。
移動体通信ネットワーク30は、移動体通信用のネットワークである。例えば、移動体通信ネットワーク30は、3GPP(Third Generation Partnership Project)のいずれかの通信規格に従ったネットワークである。一例として、移動体通信ネットワーク30は、LTE(Long Term Evolution)、又はLTE-Advancedに従ったネットワークである。移動体通信ネットワーク30は、例えば、移動体通信事業者により運用される。なお、移動体通信ネットワーク30は、セルラーネットワークとも呼ばれ得る。また、移動体通信は、セルラー方式の通信とも言える。
基地局31は、移動体通信を行う端末装置と通信する。例えば、基地局31は、移動体通信ネットワーク30の通信エリアであるセルを形成し、セル内に位置する端末装置と通信する。一例として、基地局31は、eNB(evolved Node B)である。
ゲートウェイ33は、移動体通信ネットワーク30と他のネットワークとの間の中継を行う。一例として、ゲートウェイ33は、パケットデータネットワークゲートウェイ(P-GW)である。また、上記他のネットワークは、例えば、サービスネットワーク40である。
加入者情報サーバ35は、移動体通信ネットワーク30の加入者情報を保持する。例えば、加入者情報サーバ35は、接続時の認証に利用される情報も保持する。一例として、加入者情報サーバ35は、HSS(Home Subscriber Server)である。
認証サーバ37は、接続の際に移動体通信ネットワーク30の加入者を認証する認証機能を有する。一例として、認証サーバ37は、AAA(Authentication, Authorization and Accounting)サーバである。
サービスネットワーク40は、インターネットのような公衆ネットワークである。
無線ネットワーク50は、移動体通信ネットワーク30とは異なる無線ネットワークである。例えば、無線ネットワーク50の通信方式は、移動体通信ネットワーク30の通信方式とは異なる。また、例えば、無線ネットワーク50のサービスエリアは、移動体通信ネットワーク30のサービスエリアよりも狭い。より具体的には、例えば、無線ネットワーク50のサービスエリアは、離散的なスポットである。具体例として、無線ネットワーク50は、WLANである。
アクセスポイント51は、無線ネットワーク50の通信方式に従った無線通信(以下、「第1の無線通信」と呼ぶ)を行う端末装置と通信する。具体例として、無線ネットワーク50はWLANであり、第1の無線通信はWLAN通信であり、アクセスポイント51は、WLAN通信を行う端末装置と通信する。また、例えば、アクセスポイント51は、アクセスポイント51の通信エリア内に位置する端末装置と通信する。
無線通信端末100は、移動体通信とは異なる無線通信を行う。
移動体通信端末200は、移動体通信ネットワーク30における移動体通信を行う。即ち、移動体通信端末200は、移動体通信ネットワーク30のサービスエリアにおいて、移動体通信を行う。具体的には、例えば、移動体通信端末200は、基地局31のセル内に位置する場合に、基地局31と通信する。
続いて、図4及び図5を参照して、本実施形態に係る各装置の構成を説明する。
まず、図4を参照して、本実施形態に係る無線通信端末100の構成の一例を説明する。図4は、本実施形態に係る無線通信端末100の構成の一例を示すブロック図である。図4を参照すると、無線通信端末100は、第1無線通信部110、アンテナ部111、第2無線通信部120、アンテナ部121、記憶部130及び制御部140を備える。
第1無線通信部110は、無線ネットワーク50の通信方式に従った無線通信(即ち、第1の無線通信)を行う。具体例として、無線ネットワーク50はWLANであり、上記第1の無線通信は、WLAN通信である。また、上記通信方式は、例えば、IEEE802.11シリーズ(例えば、IEEE802.11a、11b、11g、11n、11ac及び11adなど)のいずれか又はWi-Fi規格のいずれかである。
アンテナ部111は、第1無線通信部110により出力される信号を電波として空間に放射する。また、アンテナ部111は、空間の電波を信号に変換し、当該信号を第1無線通信部110へ出力する。
第2無線通信部120は、無線ネットワーク50の通信方式とは異なる別の通信方式に従った無線通信(即ち、第2の無線通信)を行う。例えば、当該第2の無線通信は、近距離無線通信である。具体例として、上記別の通信方式は、Bluetoothであり、上記第2の無線通信は、Bluetooth通信であり、第2無線通信部120は、Bluetooth通信を行う。
記憶部130は、無線通信端末100の動作のためのプログラム及びデータを一時的に又は恒久的に記憶する。
制御部140は、無線通信端末100の様々な機能を提供する。制御部140は、情報取得部141、認証実行部143を含む。
情報取得部141は、移動体通信端末200により提供される認証用情報を取得する。
上記認証用情報は、移動体通信端末200の加入者識別モジュール(SIM:Subscriber Identity Module)240により提供される情報、又は当該情報に基づいて生成される情報を含む。
例えば、上記認証用情報は、加入者を識別するための加入者識別情報を含む。具体例として、当該加入者識別情報は、IMSI(International Mobile Subscriber Identity)である。
また、上記認証用情報は、例えば、上記認証手続きにおいてSIM240により実行される認証処理で生成される情報を含む。具体例として、上記認証用情報は、チャレンジに対するレスポンス、メッセージ認証コード(MAC:Message Authentication Code)及びセッション鍵などを含む。
また、上記認証用情報は、PLMN(Public Land Mobile Network)優先度リスト、及び/又はWSID(WLAN Specific Identifier)リストをさらに含んでもよい。
--認証手続きの開始前
情報取得部141は、認証手続きの開始前に、上記認証用情報のうちの少なくとも一部の情報を取得する。
例えば、情報取得部141は、上記認証手続きの開始後に、上記認証用情報のうちの一部の情報を取得する。
情報取得部141は、例えば、上記第1の無線通信(例えば、WLAN通信)又は上記第2の無線通信(例えば、Bluetooth通信)を通じて、上記認証用情報を取得する。
認証実行部143は、上記認証用情報を用いて、無線ネットワーク50に接続するための認証手続きを行う。
まず、図5を参照して、本実施形態に係る移動体通信端末200の構成の一例を説明する。図5は、本実施形態に係る移動体通信端末200の構成の一例を示すブロック図である。図5を参照すると、移動体通信端末200は、移動体通信部210、アンテナ部211、第1無線通信部220、アンテナ部221、第2無線通信部230、アンテナ部231、SIM240、記憶部250及び制御部260を備える。
移動体通信部210は、移動体通信ネットワーク30における移動体通信を行う。即ち、移動体通信部210は、移動体通信ネットワーク30の通信方式に従った通信を行う。例えば、当該通信規格は、3GPPのいずれかの通信規格に従った移動体通信である。具体例として、上記通信規格は、LTE又はLTE-Advancedである。
アンテナ部211は、移動体通信部210により出力される信号を電波として空間に放射する。また、アンテナ部211は、空間の電波を信号に変換し、当該信号を移動体通信部210へ出力する。
第1無線通信部220は、無線ネットワーク50の通信方式に従った無線通信(即ち、第1の無線通信)を行う。具体例として、無線ネットワーク50はWLANであり、上記第1の無線通信は、WLAN通信である。また、上記通信方式は、例えば、IEEE802.11シリーズのいずれか又はWi-Fi規格のいずれかである。
アンテナ部221は、第1無線通信部220により出力される信号を電波として空間に放射する。また、アンテナ部221は、空間の電波を信号に変換し、当該信号を第1無線通信部220へ出力する。
第2無線通信部230は、無線ネットワーク50の通信方式とは異なる別の通信方式に従った無線通信(即ち、第2の無線通信)を行う。例えば、当該第2の無線通信は、近距離無線通信である。具体例として、上記別の通信方式は、Bluetoothであり、上記第2の無線通信は、Bluetooth通信であり、第2無線通信部230は、Bluetooth通信を行う。
SIM240は、無線ネットワーク50に接続するための認証手続きに用いられる情報を提供する。また、SIM240は、上記認証手続きにおける認証処理を行う。
記憶部250は、移動体通信端末200の動作のためのプログラム及びデータを一時的に又は恒久的に記憶する。
制御部260は、移動体通信端末200の様々な機能を提供する。制御部260は、情報取得部261及び情報提供部263を含む。
情報取得部261は、SIM240により提供される情報又は当該情報に基づいて生成される情報を含む認証用情報を取得する。当該認証用情報の内容は、無線通信端末100に関連して説明したとおりである。
-無線通信端末100への認証用情報の提供
情報提供部263は、無線通信端末100に上記認証用情報を提供する。
---認証手続きの開始前
情報提供部263は、上記認証手続きの開始前に、上記認証用情報のうちの少なくとも一部の情報を無線通信端末100に提供する。上記認証手続きの開始前に無線通信端末100に提供される上記少なくとも一部の情報の内容は、無線通信端末100に関連して説明したとおりである。
例えば、情報提供部263は、上記認証手続きの開始後に、上記認証用情報のうちの一部の情報を提供する。上記認証手続きの開始後に無線通信端末100に提供される上記一部の情報の内容は、無線通信端末100に関連して説明したとおりである。
情報提供部263は、例えば、上記第1の無線通信(例えば、WLAN通信)又は上記第2の無線通信(例えば、Bluetooth通信)を通じて、上記認証用情報を提供する。
例えば、上記認証手続きにおいてSIM240により実行される認証処理に用いられる情報が、無線通信端末100により移動体通信端末200に提供される。すると、情報提供部263は、当該情報をSIM240に提供する。当該情報の内容は、無線通信端末100に関連して説明したとおりである。
次に、図6~図9Bを参照して、本実施形態に係る通信制御処理の例を説明する。
図6は、本実施形態に係る通信制御処理の概略的な流れの第1の例を示すシーケンス図である。
図7は、本実施形態に係る通信制御処理の概略的な流れの第2の例を示すシーケンス図である。
図8は、本実施形態に係る接続切替え処理の概略的な流れの一例を示すシーケンス図である。当該接続切替え処理は、無線通信端末100と移動体通信端末200との間の接続の切替えのための処理であり、第1の無線通信(例えば、WLAN通信)での接続から第2の無線通信(例えば、Bluetooth通信)での接続への切替えのための処理である。また、上記接続切替え処理は、図6及び図7に示されるステップS1020の処理に該当する。
図9A及び図9Bは、本実施形態に係る接続処理の概略的な流れの一例を示すシーケンス図である。当該接続処理は、無線ネットワーク50への接続のための接続処理である。この例では、上記接続処理は、EAP-AKAに基づく認証の手続きを通じた接続処理である。上記接続処理は、図6及び図7に示されるステップS1100の処理に該当する。
本開示に係る技術は、様々な製品へ応用可能である。例えば、移動体通信端末200は、スマートフォン、タブレットPC(Personal Computer)若しくは携帯型/ドングル型のモバイルルータなどのモバイル端末、又はカーナビゲーション装置などの車載端末として実現されてもよい。また、移動体通信端末200は、M2M(Machine To Machine)通信を行う端末(MTC(Machine Type Communication)端末ともいう)として実現されてもよい。さらに、移動体通信端末200は、これら端末に搭載される無線通信モジュール(例えば、1つのダイで構成される集積回路モジュール)であってもよい。
まず、本開示の実施形態に係る移動体通信端末200に関する第1の応用例(スマートフォン700)及び第2の応用例(カーナビゲーション装置730及び車載システム760)を説明する。
図10は、本開示に係る技術が適用され得るスマートフォン700の概略的な構成の一例を示すブロック図である。スマートフォン700は、プロセッサ701、メモリ702、ストレージ703、外部接続インタフェース704、カメラ705、センサ706、マイクロフォン707、入力デバイス708、表示デバイス709、スピーカ710、移動体通信インタフェース711、アンテナスイッチ712、アンテナ713、WLAN通信インタフェース714、アンテナスイッチ715、アンテナ716、Bluetooth通信インタフェース717、アンテナスイッチ718、アンテナ719、バス720、バッテリー721及び補助コントローラ722を備える。
図11は、本開示に係る技術が適用され得るカーナビゲーション装置730の概略的な構成の一例を示すブロック図である。カーナビゲーション装置730は、プロセッサ731、メモリ732、GPS(Global Positioning System)モジュール733、センサ734、データインタフェース735、コンテンツプレーヤ736、記憶媒体インタフェース737、入力デバイス738、表示デバイス739、スピーカ740、移動体通信インタフェース741、アンテナスイッチ742、アンテナ743、WLAN通信インタフェース744、アンテナスイッチ745、アンテナ746、Bluetooth通信インタフェース747、アンテナスイッチ748、アンテナ749及びバッテリー750を備える。
次に、本開示の実施形態に係る無線通信端末100に関する第1の応用例(タブレット端末800)及び第2の応用例(カーナビゲーション装置830及び車載システム860)を説明する。
図12は、本開示に係る技術が適用され得るタブレット端末800の概略的な構成の一例を示すブロック図である。タブレット端末800は、プロセッサ801、メモリ802、ストレージ803、外部接続インタフェース804、カメラ805、センサ806、マイクロフォン807、入力デバイス808、表示デバイス809、スピーカ810、WLAN通信インタフェース811、アンテナスイッチ812、アンテナ813、Bluetooth通信インタフェース814、アンテナスイッチ815、アンテナ816、バス817、バッテリー818及び補助コントローラ819を備える。
図13は、本開示に係る技術が適用され得るカーナビゲーション装置830の概略的な構成の一例を示すブロック図である。カーナビゲーション装置830は、プロセッサ831、メモリ832、GPSモジュール833、センサ834、データインタフェース835、コンテンツプレーヤ836、記憶媒体インタフェース837、入力デバイス838、表示デバイス839、スピーカ840、WLAN通信インタフェース841、アンテナスイッチ842、アンテナ843、Bluetooth通信インタフェース844、アンテナスイッチ845、アンテナ846及びバッテリー847を備える。
ここまで、図2~図13を参照して、本開示の実施形態に係る各装置及び各処理を説明した。
例えば、上記少なくとも一部の情報は、加入者を識別するための加入者識別情報(例えば、IMSI)を含む。また、例えば、上記加入者識別情報は、移動体通信ネットワーク30を示すネットワーク情報を含み、上記少なくとも一部の情報は、上記ネットワーク情報の長さを示す情報(例えば、MNC長)を含む。
例えば、移動体通信端末200の情報提供部263は、上記認証手続きの開始後に、無線ネットワーク50についての通信方式とは異なる通信方式(例えば、Bluetooth)の無線通信を通じて、上記認証用情報のうちの一部の情報を無線通信端末100に提供する。
(1)
端末装置であって、
移動体通信ネットワークにおける移動体通信を行う別の端末装置により提供される認証用情報を取得する取得部と、
前記認証用情報を用いて、前記移動体通信ネットワークとは異なる無線ネットワークに接続するための認証手続きを行う認証実行部と、
を備え、
前記認証用情報は、前記別の端末装置の加入者識別モジュールにより提供される情報、又は当該情報に基づいて生成される情報を含み、
前記取得部は、前記認証手続きの開始前に、前記認証用情報のうちの少なくとも一部の情報を取得する、
端末装置。
(2)
前記少なくとも一部の情報は、加入者を識別するための加入者識別情報を含む、前記(1)に記載の端末装置。
(3)
前記加入者識別情報は、前記移動体通信ネットワークを示すネットワーク情報を含み、
前記少なくとも一部の情報は、前記ネットワーク情報の長さを示す情報を含む、
前記(2)に記載の端末装置。
(4)
前記少なくとも一部の情報は、加入者を識別するための加入者識別情報に基づいて生成される識別情報を含む、前記(1)に記載の端末装置。
(5)
前記取得部は、前記認証手続きの開始後に、前記無線ネットワークの通信方式とは異なる別の通信方式に従った無線通信を通じて、前記認証用情報のうちの一部の情報を取得する、前記(1)~(4)のいずれか1項に記載の端末装置。
(6)
前記無線通信は、近距離無線通信である、前記(5)に記載の端末装置。
(7)
前記無線ネットワークは、無線ローカルエリアネットワーク(WLAN)である、前記(1)~(6)のいずれか1項に記載の端末装置。
(8)
端末装置のための情報処理装置であって、
プログラムを記憶するメモリと、
前記プログラムを実行可能な1つ以上のプロセッサと、
を備え、
前記プログラムは、
移動体通信ネットワークにおける移動体通信を行う別の端末装置により提供される認証用情報を取得することと、
前記認証用情報を用いて、前記移動体通信ネットワークとは異なる無線ネットワークに接続するための認証手続きを行うことと、
をプロセッサに実行させるためのプログラムであり、
前記認証用情報は、前記別の端末装置の加入者識別モジュールにより提供される情報、又は当該情報に基づいて生成される情報を含み、
前記認証用情報を取得することは、前記認証手続きの開始前に前記認証用情報のうちの少なくとも一部の情報を取得することを含む、
情報処理装置。
(9)
端末装置であって、
移動体通信ネットワークにおける移動体通信を行う移動体通信部と、
前記端末装置の加入者識別モジュールにより提供される情報又は当該情報に基づいて生成される情報を含む認証用情報を取得する取得部と、
前記移動体通信ネットワークとは異なる無線ネットワークに接続するための認証手続きを前記認証用情報を用いて行う別の端末装置に前記認証用情報を提供する提供部と、
を備え、
前記提供部は、前記認証手続きの開始前に、前記認証用情報のうちの少なくとも一部の情報を前記別の端末装置に提供する、
端末装置。
(10)
前記提供部は、前記認証手続きの開始後に、前記無線ネットワークについての通信方式とは異なる通信方式の無線通信を通じて、前記認証用情報のうちの一部の情報を前記別の端末装置に提供する、前記(9)に記載の端末装置。
(11)
移動体通信ネットワークにおける移動体通信を行う端末装置のための情報処理装置であって、
プログラムを記憶するメモリと、
前記プログラムを実行可能な1つ以上のプロセッサと、
を備え、
前記プログラムは、
前記端末装置の加入者識別モジュールにより提供される情報又は当該情報に基づいて生成される情報を含む認証用情報を取得することと、
前記移動体通信ネットワークとは異なる無線ネットワークに接続するための認証手続きを前記認証用情報を用いて行う別の端末装置に前記認証用情報を提供することと、
をプロセッサに実行させるためのプログラムであり、
前記別の端末装置に前記認証用情報を提供することは、前記認証手続きの開始前に前記認証用情報のうちの少なくとも一部の情報を前記別の端末装置に提供することを含む、
情報処理装置。
30 移動体通信ネットワーク
50 無線ネットワーク
51 アクセスポイント
100 無線通信端末
141 情報取得部
143 認証実行部
200 移動体通信端末
210 移動体通信部
240 加入者情報モジュール(SIM)
261 情報取得部
263 情報提供部
Claims (11)
- 端末装置であって、
移動体通信ネットワークにおける移動体通信を行う別の端末装置により提供される認証用情報を取得する取得部と、
前記認証用情報を用いて、前記移動体通信ネットワークとは異なる無線ネットワークに接続するための認証手続きを行う認証実行部と、
を備え、
前記認証用情報は、前記別の端末装置の加入者識別モジュールにより提供される情報、又は当該情報に基づいて生成される情報を含み、
前記取得部は、前記認証手続きの開始前に、前記認証用情報のうちの少なくとも一部の情報を取得する、
端末装置。 - 前記少なくとも一部の情報は、加入者を識別するための加入者識別情報を含む、請求項1に記載の端末装置。
- 前記加入者識別情報は、前記移動体通信ネットワークを示すネットワーク情報を含み、
前記少なくとも一部の情報は、前記ネットワーク情報の長さを示す情報を含む、
請求項2に記載の端末装置。 - 前記少なくとも一部の情報は、加入者を識別するための加入者識別情報に基づいて生成される識別情報を含む、請求項1に記載の端末装置。
- 前記取得部は、前記認証手続きの開始後に、前記無線ネットワークの通信方式とは異なる別の通信方式に従った無線通信を通じて、前記認証用情報のうちの一部の情報を取得する、請求項1に記載の端末装置。
- 前記無線通信は、近距離無線通信である、請求項5に記載の端末装置。
- 前記無線ネットワークは、無線ローカルエリアネットワーク(WLAN)である、請求項1に記載の端末装置。
- 端末装置のための情報処理装置であって、
プログラムを記憶するメモリと、
前記プログラムを実行可能な1つ以上のプロセッサと、
を備え、
前記プログラムは、
移動体通信ネットワークにおける移動体通信を行う別の端末装置により提供される認証用情報を取得することと、
前記認証用情報を用いて、前記移動体通信ネットワークとは異なる無線ネットワークに接続するための認証手続きを行うことと、
をプロセッサに実行させるためのプログラムであり、
前記認証用情報は、前記別の端末装置の加入者識別モジュールにより提供される情報、又は当該情報に基づいて生成される情報を含み、
前記認証用情報を取得することは、前記認証手続きの開始前に前記認証用情報のうちの少なくとも一部の情報を取得することを含む、
情報処理装置。 - 端末装置であって、
移動体通信ネットワークにおける移動体通信を行う移動体通信部と、
前記端末装置の加入者識別モジュールにより提供される情報又は当該情報に基づいて生成される情報を含む認証用情報を取得する取得部と、
前記移動体通信ネットワークとは異なる無線ネットワークに接続するための認証手続きを前記認証用情報を用いて行う別の端末装置に前記認証用情報を提供する提供部と、
を備え、
前記提供部は、前記認証手続きの開始前に、前記認証用情報のうちの少なくとも一部の情報を前記別の端末装置に提供する、
端末装置。 - 前記提供部は、前記認証手続きの開始後に、前記無線ネットワークについての通信方式とは異なる通信方式の無線通信を通じて、前記認証用情報のうちの一部の情報を前記別の端末装置に提供する、請求項9に記載の端末装置。
- 移動体通信ネットワークにおける移動体通信を行う端末装置のための情報処理装置であって、
プログラムを記憶するメモリと、
前記プログラムを実行可能な1つ以上のプロセッサと、
を備え、
前記プログラムは、
前記端末装置の加入者識別モジュールにより提供される情報又は当該情報に基づいて生成される情報を含む認証用情報を取得することと、
前記移動体通信ネットワークとは異なる無線ネットワークに接続するための認証手続きを前記認証用情報を用いて行う別の端末装置に前記認証用情報を提供することと、
をプロセッサに実行させるためのプログラムであり、
前記別の端末装置に前記認証用情報を提供することは、前記認証手続きの開始前に前記認証用情報のうちの少なくとも一部の情報を前記別の端末装置に提供することを含む、
情報処理装置。
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- 2014-10-28 US US15/104,326 patent/US10051671B2/en active Active
- 2014-10-28 WO PCT/JP2014/078666 patent/WO2015098274A1/ja active Application Filing
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Also Published As
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EP3089495B1 (en) | 2019-03-20 |
US20160330774A1 (en) | 2016-11-10 |
EP3089495A4 (en) | 2017-08-30 |
US10051671B2 (en) | 2018-08-14 |
EP3089495A1 (en) | 2016-11-02 |
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