WO2016075850A1 - 無線端末、アプリケーションプログラムを格納したコンピュータ可読媒体、及び方法 - Google Patents
無線端末、アプリケーションプログラムを格納したコンピュータ可読媒体、及び方法 Download PDFInfo
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- WO2016075850A1 WO2016075850A1 PCT/JP2015/003669 JP2015003669W WO2016075850A1 WO 2016075850 A1 WO2016075850 A1 WO 2016075850A1 JP 2015003669 W JP2015003669 W JP 2015003669W WO 2016075850 A1 WO2016075850 A1 WO 2016075850A1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
- H04M2201/34—Microprocessors
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
- H04M2201/36—Memories
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/06—Details of telephonic subscriber devices including a wireless LAN interface
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor 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
- H04W88/16—Gateway arrangements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Definitions
- the present disclosure relates to a wireless terminal, and more particularly to selection of a communication interface by the wireless terminal.
- Wireless terminals such as smartphones can be used for wireless multi-hop networks (see, for example, Patent Documents 1 and 2).
- the wireless multi-hop network is a mobile ad-hoc network (MANET) or a disruption network (DTN) or a combination thereof.
- Disruption tolerant network can also be called delay tolerant network or disconnect tolerant network.
- DTN Disruption / delay / disconnect tolerant network
- MANET generally assumes that a communication path exists between a source node and a destination node.
- Specific examples of MANET include Bluetooth (registered trademark), ZigBee (registered trademark), ZigBee® PRO, ZigBee® IP, and Wi-Fi ad hoc mode (IEEE® 802.11).
- DTN assumes that temporary or intermittent communication interruptions occur. In other words, the DTN assumes that there is no stable communication path between the source node and the destination node at least at a certain point in time.
- Each DTN node performs a store-and-forward operation to deal with temporary or intermittent communication interruptions. Therefore, DTN can also be called a store-and-forward wireless multi-hop network.
- wireless terminals such as smartphones have multiple wireless communication hardware (wireless transceivers) and support multiple wireless communication standards.
- Commercially available smartphones include, for example, cellular transceivers such as Wideband Code Division Multiple Access (W-CDMA) / Long Term Evolution (LTE), Wi-Fi transceivers such as IEEE802.11a / b / g / n, and Bluetooth Has a transceiver.
- W-CDMA Wideband Code Division Multiple Access
- LTE Long Term Evolution
- Wi-Fi transceivers such as IEEE802.11a / b / g / n
- Bluetooth Has a transceiver such as Wi-Fi
- the inventors of the present invention conducted various studies on using wireless terminals such as smartphones for wireless multi-hop networks, and found various problems.
- existing applications such as WEB browsers and mailers (for example, standard applications pre-installed in the smartphone) are added to a communication protocol (for example, MANET or
- a communication protocol for example, MANET or
- commercial smartphones may not support MANET or DTN by default. Therefore, in order to be able to use a communication interface based on MANET or DTN that is not supported by default in a smartphone, it is necessary to install a program that provides a communication procedure necessary for MANET or DTN on the smartphone.
- some commercially available smartphones cannot communicate with existing applications via a communication interface based on a communication protocol (for example, MANET or DTN) that is implemented later due to restrictions imposed by system software or the like.
- one of the objects that the embodiments disclosed herein intend to achieve is through a communication interface (communication path) based on a communication protocol (for example, MANET or DTN) additionally implemented in a wireless terminal.
- a communication protocol for example, MANET or DTN
- An object is to provide an improved wireless terminal, application program, and method for enabling an application program to communicate easily. It should be noted that this object is only one of the objects that the embodiments disclosed herein intend to achieve. Other objects or problems and novel features will become apparent from the description of the present specification or the accompanying drawings.
- the wireless terminal includes a plurality of communication interfaces, a memory, and a processor.
- the processor is configured to perform gateway processing by executing a first application program stored in the memory.
- the gateway processing includes: (a) receiving transmission data of another application program; (b) selecting at least one communication interface to transmit the transmission data from among the plurality of communication interfaces; and (C) sending the transmission data to the at least one communication interface.
- the application program is executed by a computer installed in a wireless terminal, thereby causing the computer to perform gateway processing.
- the gateway processing includes (a) receiving transmission data of another application program, and (b) at least one communication to transmit the transmission data from among a plurality of communication interfaces available in the wireless terminal. Selecting an interface; and (c) sending the transmission data to the at least one communication interface.
- a method performed by a computer installed in a wireless terminal executing an application program includes (a) receiving transmission data of another application program, and (b) usable in the wireless terminal. Selecting at least one communication interface to transmit the transmission data from among a plurality of communication interfaces, and (c) sending the transmission data to the at least one communication interface.
- an application program can easily communicate via a communication interface (communication path) based on a communication protocol (for example, MANET or DTN) additionally installed in a wireless terminal.
- a communication protocol for example, MANET or DTN
- Wireless terminals, application programs, and methods can be provided. It should be noted that this effect is only one of a plurality of effects expected to be brought about by a plurality of embodiments disclosed in this specification.
- the plurality of embodiments described below can be implemented independently or in appropriate combinations.
- the plurality of embodiments have different novel features. Therefore, these multiple embodiments contribute to solving different purposes or problems and contribute to producing different effects.
- FIG. 1 is a block diagram illustrating an example of a hardware configuration of the wireless terminal 1 according to the present embodiment.
- the wireless terminal 1 is, for example, a smartphone, a tablet computer, or a notebook PC (Personal Computer). As shown in FIG. 1, the wireless terminal 1 includes a plurality of wireless transceivers 11 to 13, processors 10, and a memory 19.
- the wireless transceivers 11 to 13 support different wireless communication systems and connect to different wireless communication networks.
- Each of the wireless transceivers 11 to 13 includes, for example, an analog front end (AFE). That is, each of the radio transceivers 11 to 13 is coupled to an antenna, configured to receive a radio signal via the antenna and transmit a radio signal via the antenna.
- the wireless transceivers 11 to 13 can also be called wireless interfaces.
- the wireless transceiver 11 is connected to a cellular network 51 (for example, W-CDMA / LTE, CDMA2000, Global System for Mobile communications (GSM) (registered trademark), mobile WiMAX (IEEE 802.16e-2005)). Connecting.
- the wireless transceiver 12 connects to a wireless local area network (WLAN), that is, a Wi-Fi network.
- Wi-Fi network includes Wi-Fi infrastructure network 52 using Wi-Fi infrastructure mode and Wi-Fi ad-hoc / Wi-Fi direct (Wi-Fi direct (WFD)) available for MANET and DTN A network 53 is included.
- Wi-Fi direct (WFD) Wi-Fi direct
- the wireless transceiver 13 is connected to the Bluetooth ad hoc network 54.
- Processors 10 include a baseband processor 101 and an application processor 102, for example.
- the baseband processor 101 provides connectivity to a wireless network according to a wireless communication standard. That is, the baseband processor 101 generates a transmission baseband signal by performing error correction coding, rate matching, interleaving, modulation symbol mapping, band limitation, and the like on transmission data.
- the baseband processor 101 restores the received data sequence from the received baseband signal, and receives the received data sequence according to the transmission path coding scheme performed at the counterpart node (for example, base station, access point, or other wireless terminal). Error correction for.
- the baseband processor 101 performs communication control including transmission and reception of control messages.
- the baseband processor 101 can also be called a modem (for example, a W-CMDA / LTE modem, a Wi-Fi modem, or a Bluetooth modem).
- the application processor 102 executes the system software 21 read from the memory 19 and various applications (for example, a web browser, a mailer, a camera operation application, a music playback application, and a video playback application).
- the system software 21 includes an operating system and middleware.
- the application processor 102 provides various functions (for example, a user interface, a software execution environment, and a user application) of the wireless terminal 1 (for example, a smartphone or a tablet computer).
- the applications 30 include a web browser 31, a mailer 32, a MANET / DTN application 33, and a gateway application 34.
- the web browser 31 and the mailer 32 may be standard applications installed in the wireless terminal 1 in advance.
- the MANET / DTN application 33 is an application that explicitly uses MANET and / or DTN.
- the gateway application 34 can use one or more wireless transceivers for MANET and / or DTN or both for communication of other applications (including web browser 31, mailer 32, and MANET / DTN application 33). To.
- the wireless terminal 1 when the application processor 102 executes the gateway application 34, the wireless terminal 1 (application processor 102) performs gateway processing.
- the gateway processing includes (a) receiving transmission data of one or more applications (for example, the WEB browser 31 and the mailer 32) included in the applications (b), and (b) a plurality of wireless interfaces (or wireless networks). ) Selecting at least one radio interface (or radio network) to which the transmission data is to be transmitted, and (c) transmitting the transmission data to at least one selected radio interface (or radio network) Including that. Details of the gateway processing in the wireless terminal 1 will be described later.
- Processors 10 may include other processors and circuits not shown in FIG. 1, such as graphics processors (graphics processing unit (GPU)), high-definition (HD) video, etc. It may include a multimedia processor for decoding, a display controller for controlling the display, and a power management integrated circuit (IC) for controlling power supply and charging.
- graphics processors graphics processing unit (GPU)
- HD high-definition
- IC power management integrated circuit
- the baseband processor 101 may be, for example, a digital signal processor (DSP), a microprocessor, a micro-processing unit (MPU), or a central processing unit (CPU).
- the application processor 102 may be a microprocessor, MPU, or CPU.
- Each of the baseband processor 101 and the application processor 102 may be physically configured by one semiconductor chip, or may be configured by a plurality of semiconductor chips. Further, the processors 10 including the baseband processor 101 and the application processor 102 may be integrated on one semiconductor chip.
- Such an IC device is called a SoC (system on chip) device or a system LSI (large scale integration).
- the memory 19 is composed of a combination of a volatile memory and a nonvolatile memory.
- the volatile memory is, for example, static random access memory (SRAM) or dynamic random access memory (DRAM) or a combination thereof.
- the non-volatile memory is, for example, a mask read only memory (MROM), programmable ROM (PROM), flash memory, hard disk drive, or a combination thereof.
- the wireless terminal 1 may include various devices coupled to the processors 10 in addition to the wireless transceivers 11 to 13.
- the wireless terminal 1 includes a display 15, a speaker 16, a microphone 17, and an input device 18.
- the input device 18 is a device that receives a user operation.
- the input device 18 includes, for example, at least one of a device that accepts an input operation by a user's hand, a microphone that accepts an input operation by a user's voice, and a device that accepts an operation by a user's line of sight.
- Specific examples of a device that receives an input operation by a user's hand include a keyboard, a keypad, a touch panel, a touch pad, and a mouse.
- FIG. 2 is a block diagram illustrating an example of a software configuration of the wireless terminal 1 according to the present embodiment.
- the gateway processing includes (a) receiving transmission data of one or more applications (for example, the WEB browser 31 and the mailer 32) included in the applications (b), and (b) a plurality of wireless interfaces (or wireless networks). Selecting at least one radio interface (or radio network) to transmit the transmission data from among (c), and (c) transmitting the transmission data to at least one selected radio interface (or radio network). including. Gateway processing further includes receiving received data to be received by another application program from at least one wireless interface (or wireless network) and sending the received data to the other application program.
- the wireless interface may be associated with the physical wireless transceiver on a one-to-one basis.
- physical wireless transceivers can be used in multiple wireless communication networks that use different upper layer communication protocols.
- the Wi-Fi transceiver 12 may support Wi-Fi infrastructure mode, Wi-Fi ad hoc mode, and Wi-Fi direct (Wi-Fi direct (WFD)).
- Wi-Fi infrastructure mode can be used for wireless infrastructure networks.
- Wireless infrastructure networks provide continuous communication compared to MANET and DTN.
- Wi-Fi ad hoc mode and WFD are available for MANET and DTN.
- the Bluetooth transceiver 13 can be used for MANET and DTN.
- one physical wireless transceiver for example, Wi-Fi transceiver 12
- has a plurality of wireless interfaces for example, Wi-Fi infrastructure mode, MANET using Wi-Fi ad hoc mode, Wi-Fi ad hoc mode.
- DTN to be used MANET to use WFD
- WFD wireless local area network
- the gateway application 34 may use an inter-program communication (inter-process communication or inter-thread communication) function provided by the system software 21.
- inter-program communication inter-process communication or inter-thread communication
- pipes, named pipes, sockets, message queues, and the like are known. These known specific mechanisms can be used for the inter-program communication between the gateway application 34 and the other applications 31 to 33 in the present embodiment.
- the proxy setting of the wireless terminal 1 may be used instead of the inter-program communication or in combination with the inter-program communication.
- the proxy setting may be collectively performed for the plurality of applications 31 to 33 by the system software 21. Instead, the proxy setting may be performed individually for each of the applications 31 to 33.
- multicast communication IP multicast communication
- the gateway application 34 may grasp the characteristics of the plurality of wireless transceivers 11 to 13 in order to select at least one wireless interface to transmit transmission data of another application.
- the characteristics of the wireless transceiver include, for example, an Internet Protocol (IP) address or a line type (such as cellular, Wi-Fi, or Bluetooth) or both.
- IP Internet Protocol
- line type such as cellular, Wi-Fi, or Bluetooth
- the gateway application 34 may convert the transmission data into a data unit corresponding to the wireless interface (that is, ProtocolPDUData Unit (PDU)) in order to transmit the transmission data of another application to the selected wireless interface. .
- PDU ProtocolPDUData Unit
- the gateway application 34 may add DTN header information to the transmission data to generate a DTN PDU.
- the gateway application 34 may perform a store-and-forward operation when transmitting / receiving data of another application using a DTN formed using the Wi-Fi transceiver 12 or the Bluetooth transceiver 13. That is, the gateway application 34 reserves a data buffer in the memory 19 and stores data (DTN PDU, message, data bundle) to be transmitted via the Wi-Fi transceiver 12 or the Bluetooth transceiver 13 in the data buffer. Data received via the Wi-Fi transceiver 12 or the Bluetooth transceiver 13 is stored in the data buffer.
- the gateway application 34 uses the routing protocol (for example, the Epidemic method or the Spray and Wait Act)
- the gateway application 34 may include a MANET / DTN module 341.
- the MANET / DTN module 341 is executed by a computer (for example, the application processor 102) installed in the wireless terminal 1, thereby causing the computer to perform a store-and-forward operation based on MANET / DTN. (Software code) is included.
- the wireless terminal 1 is configured such that the gateway application 34 receives transmission data of other applications such as the WEB browser 31 and the mailer 32, and the gateway application 34 is configured to transmit other application transmission data to the appropriate communication interface. Therefore, in the wireless terminal 1 according to the present embodiment, applications such as the WEB browser 31 and the mailer 32 via a communication interface (communication path) based on a communication protocol (for example, MANET or DTN) additionally installed in the wireless terminal 1 are used. The program can communicate easily.
- a communication interface for example, MANET or DTN
- FIG. 3 is a block diagram showing another example of the software configuration of the wireless terminal 1 according to this embodiment.
- the wireless terminal 1 may include a wired communication interface for connecting to a wired communication network.
- the wired communication network is, for example, a wired LAN (IEEE802.3 series) or Universal Serial Bus (USB).
- the wired interface includes a transceiver (eg, a wired LAN transceiver or a USB transceiver) for connecting to a wired communication network.
- the wireless terminal 1 includes a wired LAN transceiver 14 for connecting to a wired LAN 55.
- the gateway process by the gateway application 34 includes: (a) receiving transmission data of one or more applications (for example, the WEB browser 31 and the mailer 32) included in the application (applications) 30; ) Selecting at least one radio interface (or radio network) to transmit the transmission data from among a plurality of communication interfaces; and (c) transmitting to the selected at least one communication interface (or radio network). It may include transmitting data.
- the plurality of communication interfaces are one or more using one or more wireless interfaces using a wireless transceiver (for example, any of the wireless transceivers 11 to 13) and a wired transceiver (for example, the wired LAN transceiver 14). Includes a wired interface.
- FIG. 4 is a block diagram illustrating an example of the software configuration of the wireless terminal 2.
- the gateway application 44 When the gateway application 44 is read by a computer (application processor 102), the gateway application 44 causes the computer (application processor 102) to perform the gateway processing described below.
- the application processor 102 participates in the first DTN or MANET using a first wireless interface (for example, WFD in the Wi-Fi transceiver 12) among a plurality of wireless interfaces available in the wireless terminal 2. To do.
- the application processor 102 participates in the second DTN or MANET using a second wireless interface (eg, a Bluetooth network with the Bluetooth transceiver 13).
- the application processor 102 relays data between the first DTN or MANET and the second DTN or MANET.
- the gateway application 44 may include a MANET / DTN module 441.
- the MANET / DTN module 441 is executed by a computer (for example, the application processor 102) installed in the wireless terminal 2, thereby causing the computer to perform a store-and-forward operation based on MANET / DTN. (Software code) is included.
- the application processor 102 may relay data between two DTNs using the same physical radio transceiver, between two MANETs, or between a DTN and a MANET.
- the application processor 102 is formed using the first DTN (or MANET) formed using the Wi-Fi ad hoc mode in the Wi-Fi transceiver 12 and the WFD in the same Wi-Fi transceiver 12. Data may be relayed between the second DTN (or MANET).
- the gateway application 44 may transfer DTN or MANET data to the cellular network 51 or the Wi-Fi infrastructure network 52.
- the gateway application 44 is responsible for data relay between a plurality of DTNs or MANETs using different radio transceivers or different radio communication protocols. Therefore, the wireless terminal 2 according to the present embodiment transmits MANET or DTN traffic to W-CDMA / LTE, Wi-Fi infrastructure mode, Wi-Fi ad hoc mode, and different wireless interfaces such as Bluetooth (wireless communication method, Can be relayed between wireless communication standards).
- W-CDMA / LTE Wi-Fi infrastructure mode
- Wi-Fi ad hoc mode Wi-Fi ad hoc mode
- different wireless interfaces such as Bluetooth (wireless communication method, Can be relayed between wireless communication standards).
- the wireless terminal 2 may include a wired communication interface for connecting to a wired communication network, similarly to the example of the wireless terminal 1 shown in FIG.
- the gateway application 44 may be responsible for data relay between multiple DTNs or MANETs using different wireless or wired transceivers or different wireless or wired communication protocols.
- the gateway application 34 or 44 described in the first and second embodiments may not be able to use multiple communication interfaces simultaneously. For example, a case where a plurality of communication interfaces use the same physical radio transceiver can be considered. Accordingly, the gateway application 34 or 44 may sequentially switch the communication interface used for communication when a plurality of communication interfaces cannot be used simultaneously.
- the first and second embodiments may be implemented in combination.
- Non-transitory computer readable media include various types of tangible storage media (tangible storage medium). Examples of non-transitory computer-readable media are magnetic recording media (eg flexible disks, magnetic tapes, hard disk drives), magneto-optical recording media (eg magneto-optical discs), Compact Disc Read Only Memory (CD-ROM), CD-ROM R, CD-R / W, semiconductor memory (for example, mask ROM, Programmable ROM (PROM), Erasable PROM (EPROM), flash ROM, Random Access Memory (RAM)).
- the program may also be supplied to the computer by various types of temporary computer-readable media. Examples of transitory computer readable media include electrical signals, optical signals, and electromagnetic waves.
- the temporary computer-readable medium can supply the program to the computer via a wired communication path such as an electric wire and an optical fiber, or a wireless communication path.
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Abstract
Description
図1は、本実施形態に係る無線端末1のハードウェア構成の一例を示すブロック図である。無線端末1は、例えば、スマートフォン、タブレットコンピュータ、又はノートブックPC(Personal Computer)である。図1に示されるように、無線端末1は、複数の無線トランシーバ11~13、プロセッサ(processors)10、及びメモリ19を含む。
市販のスマートフォンは、MANET又はDTNのトラフィックを、W-CDMA/LTE、Wi-Fiインフラストラクチャモード、Wi-Fiアドホックモード、及びBluetooth等の異なる無線インタフェース(無線通信方式、無線通信規格)の間で中継することができないという問題がある。本実施形態に係る無線端末2は、この問題に対処する。本実施形態に係る無線端末2のハードウェア構成例は、図1に示された無線端末1のそれと同様である。図4は、無線端末2のソフトウェア構成の一例を示すブロック図である。
第1及び第2の実施形態で説明されたゲートウェイアプリケーション34又は44は、複数の通信インタフェースを同時に利用できないかもしれない。例えば、複数の通信インタフェースが同一の物理的な無線トランシーバを利用する場合などが考えられる。したがって、ゲートウェイアプリケーション34又は44は、複数の通信インタフェースを同時に利用できない場合に、通信に使用する通信インタフェースを逐次切り替えてもよい。
10 プロセッサ(PROCESSORS)
11 セルラ・トランシーバ
12 Wi-Fiトランシーバ
13 Bluetoothトランシーバ
19 メモリ
21 システムソフトウェア
30 アプリケーション(APPLICATIONS)
31 WEBブラウザ
32 メーラ
33 MANET/DTNアプリケーション
34、44 ゲートウェイアプリケーション
51 セルラ・ネットワーク
52 Wi-Fiインフラストラクチャ・ネットワーク
53 Wi-Fiアドホック/Wi-Fiダイレクト・ネットワーク
54 Bluetoothアドホックネットワーク
55 有線LAN
341、441 MANET/DTNモジュール
Claims (22)
- 複数の通信インタフェースと、
メモリと、
前記メモリに格納された第1のアプリケーションプログラムを実行することにより、ゲートウェイ処理を行うプロセッサと、
を備え、
前記ゲートウェイ処理は、
他のアプリケーションプログラムの送信データを受信すること、
前記複数の通信インタフェースの中から、前記送信データを送信するべき少なくとも1つの通信インタフェースを選択すること、及び
前記送信データを前記少なくとも1つの通信インタフェースに送ること、
を備える、
無線端末。 - 前記送ることは、前記送信データをdisruption tolerant network(DTN)に基づいてストア・アンド・フォワードすることを含む、請求項1に記載の無線端末。
- 前記選択することは、前記複数の通信インタフェースの特徴に基づいて、前記少なくとも1つの通信インタフェースを選択することを含む、請求項1又は2に記載の無線端末。
- 前記送ることは、前記送信データを前記少なくとも1つの通信インタフェースに対応したデータユニットに変換することを含む、請求項1~3のいずれか1項に記載の無線端末。
- 前記ゲートウェイ処理は、
前記他のアプリケーションプログラムによって受信されるべき受信データを前記少なくとも1つの通信インタフェースから受信すること、
前記受信データを前記他のアプリケーションプログラムに送ること、
をさらに備える、
請求項1~4のいずれか1項に記載の無線端末。 - 前記複数の通信インタフェースは、第1及び第2の無線インタフェースを含み、
前記ゲートウェイ処理は、
前記第1の無線インタフェースを用いて第1のdisruption tolerant network(DTN)又はmobile ad hoc network(MANET)に参加すること、
前記第2の無線インタフェースを用いて第2のdisruption tolerant network(DTN)又はmobile ad hoc network(MANET)に参加すること、及び
前記第1のDTN又はMANETと前記第2のDTN又はMANETの間でデータを中継すること、
をさらに備える、
請求項1~5のいずれか1項に記載の無線端末。 - 前記無線端末は、スマートフォンである、請求項1~6のいずれか1項に記載の無線端末。
- 前記複数の通信インタフェースは、少なくとも1つの有線インタフェースを含む、請求項1~7のいずれか1項に記載の無線端末。
- 無線端末に実装されたコンピュータにおいて実行されることにより、前記コンピュータにゲートウェイ処理を行わせるアプリケーションプログラムを格納した非一時的なコンピュータ可読媒体であって、
前記ゲートウェイ処理は、
他のアプリケーションプログラムの送信データを受信すること、
前記無線端末おいて利用可能な複数の通信インタフェースの中から、前記送信データを送信するべき少なくとも1つの通信インタフェースを選択すること、及び
前記送信データを前記少なくとも1つの通信インタフェースに送ること、
を備える、
非一時的なコンピュータ可読媒体。 - 前記送ることは、前記送信データをdisruption tolerant network(DTN)に基づいてストア・アンド・フォワードすることを含む、請求項9に記載の非一時的なコンピュータ可読媒体。
- 前記選択することは、前記複数の通信インタフェースの特徴に基づいて、前記少なくとも1つの通信インタフェースを選択することを含む、請求項9又は10に記載の非一時的なコンピュータ可読媒体。
- 前記送ることは、前記送信データを前記少なくとも1つの通信インタフェースに対応したデータユニットに変換することを含む、請求項9~11のいずれか1項に記載の非一時的なコンピュータ可読媒体。
- 前記ゲートウェイ処理は、
前記他のアプリケーションプログラムによって受信されるべき受信データを前記少なくとも1つの通信インタフェースから受信すること、
前記受信データを前記他のアプリケーションプログラムに送ること、
をさらに備える、
請求項9~12のいずれか1項に記載の非一時的なコンピュータ可読媒体。 - 前記複数の通信インタフェースは、第1及び第2の無線インタフェースを含み、
前記ゲートウェイ処理は、
前記第1の無線インタフェースを用いて第1のdisruption tolerant network(DTN)又はmobile ad hoc network(MANET)に参加すること、
前記第2の無線インタフェースを用いて第2のdisruption tolerant network(DTN)又はmobile ad hoc network(MANET)に参加すること、及び
前記第1のDTN又はMANETと前記第2のDTN又はMANETの間でデータを中継すること、
をさらに備える、
請求項9~13のいずれか1項に記載の非一時的なコンピュータ可読媒体。 - 前記無線端末は、スマートフォンである、請求項9~14のいずれか1項に記載の非一時的なコンピュータ可読媒体。
- 無線端末に実装されたコンピュータが第1のアプリケーションプログラムを実行することにより、前記コンピュータにより行われる方法であって、
他のアプリケーションプログラムの送信データを受信すること、
前記無線端末おいて利用可能な複数の通信インタフェースの中から、前記送信データを送信するべき少なくとも1つの通信インタフェースを選択すること、及び
前記送信データを前記少なくとも1つの通信インタフェースに送ること、
を備える、方法。 - 前記送ることは、前記送信データをdisruption tolerant network(DTN)に基づいてストア・アンド・フォワードすることを含む、請求項16に記載の方法。
- 前記選択することは、前記複数の通信インタフェースの特徴に基づいて、前記少なくとも1つの通信インタフェースを選択することを含む、請求項16又は17に記載の方法。
- 前記送ることは、前記送信データを前記少なくとも1つの通信インタフェースに対応したデータユニットに変換することを含む、請求項16~18のいずれか1項に記載の方法。
- 前記方法は、
前記他のアプリケーションプログラムによって受信されるべき受信データを前記少なくとも1つの通信インタフェースから受信すること、
前記受信データを前記他のアプリケーションプログラムに送ること、
をさらに備える、
請求項16~19のいずれか1項に記載の方法。 - 前記複数の通信インタフェースは、第1及び第2の無線インタフェースを含み、
前記方法は、
前記第1の無線インタフェースを用いて第1のdisruption tolerant network(DTN)又はmobile ad hoc network(MANET)に参加すること、
前記第2の無線インタフェースを用いて第2のdisruption tolerant network(DTN)又はmobile ad hoc network(MANET)に参加すること、及び
前記第1のDTN又はMANETと前記第2のDTN又はMANETの間でデータを中継すること、
をさらに備える、
請求項16~20のいずれか1項に記載の方法。 - 前記無線端末は、スマートフォンである、請求項16~21のいずれか1項に記載の方法。
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