WO2017221459A1 - Dispositif terminal, procédé de commande, et programme - Google Patents

Dispositif terminal, procédé de commande, et programme Download PDF

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Publication number
WO2017221459A1
WO2017221459A1 PCT/JP2017/006849 JP2017006849W WO2017221459A1 WO 2017221459 A1 WO2017221459 A1 WO 2017221459A1 JP 2017006849 W JP2017006849 W JP 2017006849W WO 2017221459 A1 WO2017221459 A1 WO 2017221459A1
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WIPO (PCT)
Prior art keywords
communication
application
frequency band
license
unit
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Application number
PCT/JP2017/006849
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English (en)
Japanese (ja)
Inventor
英之 中西
山崎　敦史
勝利 石倉
秀一 竹花
佑介 高木
Original Assignee
シャープ株式会社
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Priority to JP2018523304A priority Critical patent/JPWO2017221459A1/ja
Publication of WO2017221459A1 publication Critical patent/WO2017221459A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/18—Selecting a network or a communication service
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • 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

  • Some embodiments of the present invention relate to a terminal device, a control method, and a program.
  • This application claims priority on June 20, 2016 based on Japanese Patent Application No. 2016-122134 for which it applied to Japan, and uses the content here.
  • the license-free band is a frequency band that is not a dedicated frequency band based on a communication business license in each country.
  • An unlicensed band is a frequency band that can be used freely without a license.
  • LAA Liense Assisted Accessing LTE
  • the LAA uses a license band (Primary Cell; PCELL, hereinafter referred to as P cell) as a licensed band and a secondary serving cell (Secondary Serving Cell; SCELL, hereinafter referred to as S cell) as a carrier aggregation (CA: This is an extension technology of LTE (Long Term Evolution, LTE is a registered trademark) that performs Carrier Aggregation.
  • PCELL Primary Cell
  • SCELL Secondary Serving Cell
  • S cell secondary serving cell
  • CA carrier aggregation
  • the terminal device simultaneously performs communication using a license band and communication using a license-unnecessary band using the CA technology.
  • the license-free band is advantageous to the user in terms of charge, but is inferior to the license band in terms of communication speed and reliability. Therefore, when using an application that performs communication such as payment or video streaming reproduction where importance is placed on reliability, communication using a license-free band may not be preferable.
  • Patent Document 1 an apparatus that selects a communication path to be used for each application in a terminal that simultaneously uses a plurality of communication paths is known (Patent Document 1).
  • the conventional technique has a problem that communication in a license-unnecessary band cannot be stopped in downlink communication.
  • a frequency band is selected for each application even in downlink communication.
  • a terminal device, a control method, and a program are provided.
  • One aspect of the present invention provides a communication unit that performs communication using a plurality of frequency bands, and each application program.
  • a storage unit that stores frequency band correspondence information indicating a frequency band corresponding to the application program, and communication other than communication using the frequency band indicated by the frequency band correspondence information in response to the application program becoming active.
  • a control unit that causes the communication unit to stop communication.
  • a first process of performing communication using a plurality of frequency bands and a frequency band corresponding to the application program for each application program are shown.
  • communication other than the communication using the frequency band indicated by the frequency band correspondence information is performed in response to the second process of storing the frequency band correspondence information and the application program becoming active.
  • a third process of stopping is performed.
  • the first step of performing communication using a plurality of frequency bands to the computer, and frequency band correspondence information indicating the frequency band corresponding to the application program are provided for each application program.
  • FIG. 1 is a conceptual diagram of a communication system according to a first embodiment of the present invention. It is a schematic block diagram which shows the structure of the terminal device which concerns on this embodiment. It is a figure which shows the example of the external appearance of the terminal device which concerns on this embodiment. It is a figure which shows the characteristic of the frequency band which concerns on this embodiment. It is a figure which shows an example of the frequency band corresponding
  • FIG. 1 is a conceptual diagram of a communication system according to the present embodiment.
  • the communication system 1 includes a terminal device T1, a license-free band base station device 20, and a license band base station device 30.
  • the case where there is one license band base station apparatus 30 is taken as an example, but in general, the number of license band base station apparatuses 30 may be plural. It is assumed that there are a plurality of license band base station apparatuses capable of communication using CA in an area where radio waves reach from license band base station apparatus 30, and communication is possible from terminal apparatus T1.
  • the terminal device T1 is a terminal device that performs LTE communication and can also support LAA communication.
  • the terminal device T1 is configured by, for example, a smartphone, a tablet terminal, or a personal computer.
  • the terminal device T1 has other generally known functions of the terminal device.
  • LAA is assumed to be used in combination with LTE communication using a license band.
  • the LAA uses the line using the license band and the line using the license unnecessary band. This enables realization of so-called CA.
  • CA may be used as an elemental technology for realizing broadband wireless communication.
  • CA is a technology that realizes high-speed and large-capacity communication using frequency bands called a plurality of component carriers (CC) at a time.
  • a base station apparatus used for CA includes a license band base station apparatus 30 constituting a P cell C01B which is one primary cell (PCELL, hereinafter referred to as P cell), a secondary serving There is a license-free band base station apparatus 20 that constitutes an S cell C01A that is a cell (Secondary Serving Cell; SCELL, hereinafter, S cell).
  • the license band base station device 30 configuring the P cell C01B transmits and receives control information and user data to and from the terminal device T1.
  • the license-free band base station apparatus 20 configuring the S cell C01A is a base station apparatus that mainly transmits and receives user data.
  • terminal device T1 can be connected using each frequency band of P cell C01B and S cell C01A.
  • the terminal apparatus T1 uses the license band for communication with the P cell and uses the license-free band for communication with the S cell.
  • LAA is not used for CA
  • the terminal apparatus T1 uses a license band for both the P cell and the S cell.
  • LAA is scheduled to be used as a CA S cell.
  • the use of LAA is only downlink in Release 13 but is scheduled to include uplink in Release 14 as well.
  • the license-free band used in LAA is planned, for example, in the same 5 GHz band as the wireless LAN, and the area of the cell for LAA communication is small in the case of operation with a small cell.
  • the small cell refers to a small cell of a base station apparatus having a small communication area that is used for complementing a normal base station.
  • the license band base station apparatus 30 communicates and connects with the terminal apparatus T1 located in the P cell C01B, which is a range where radio waves reach from the own apparatus, by LTE communication using the license band (first frequency band). It is a station device.
  • the license-unnecessary band base station apparatus 20 communicates with the terminal apparatus T1 located in the S cell C01A that is a range where radio waves reach from its own apparatus by LTE communication using the license-unnecessary band (second frequency band).
  • the license-free band base station apparatus 20 is configured by eNodeB (evolved Node B), for example.
  • the eNodeB is a radio base station that supports LTE radio communication.
  • FIG. 2 is a schematic block diagram showing the configuration of the terminal device T1 according to the present embodiment.
  • the terminal device T1 includes a control unit 11, a display unit 12, an input unit 13, a storage unit 14, and a communication unit 15.
  • a plurality of application programs (hereinafter referred to as applications) are installed in the control unit 11.
  • the control unit 11 can simultaneously execute processes indicated by each of the plurality of applications.
  • executing the process indicated by the application may be expressed as executing the application.
  • the control unit 11 functions as an application execution unit 111, an application communication management unit 112, and a communication control unit 113. With these functions, the control unit 11 executes various processes related to execution of applications and communication.
  • the controller 11 includes a processing device such as a CPU (Central Processing Unit) and a main storage device such as a RAM (Random Access Memory).
  • the application execution unit 111 controls execution of applications installed in the control unit 11.
  • the application is a program for executing processing that exhibits the function of the terminal device T1.
  • the application execution unit 111 controls activation and end of execution of the application based on the operation signal input from the input unit 13.
  • the application execution unit 111 can execute a plurality of applications simultaneously. At this time, there is one application that is a target for receiving a user operation. An application is said to be running in the background when it is running but is not a target for accepting user operations.
  • the application execution unit 111 displays the output of the application being executed on the display unit 12 as a window.
  • the application execution unit 111 outputs an image signal (display image signal) based on outputs of a plurality of applications being executed to the display unit 12. Thereby, the application execution part 111 can display a some window on the display part 12 like a multi-window function.
  • a window that is a target of user input or operation is called an active window.
  • the application is expressed as active.
  • the application execution unit 111 selects an active application according to an operation signal input from the input unit 13.
  • selecting the active application by the application execution unit 111 is expressed as activating the application.
  • the application execution unit 111 controls the layer (hierarchy) of the image acquired by executing the application based on the operation signal input from the input unit 13. For example, the application execution unit 111 sets the layer of the newly acquired image to be prioritized (that is, the highest level) over the layer of other images. That is, the layer is an index indicating the priority when displaying the image among the plurality of images.
  • the layer is an index indicating the priority when displaying the image among the plurality of images.
  • the application execution unit 111 may set a predetermined type of image so that it is prioritized over layers of other types of images regardless of the acquired time.
  • the predetermined type of image is, for example, a pop-up window, emergency information, or the like.
  • Such an image may be called a priority layer image.
  • the superiority or inferiority of the layers may be determined according to the type of the priority layer images, or the layers may be set so that priority is given to a newly acquired priority layer image.
  • the application execution unit 111 generates layer information indicating an image layer for each application. There may be a plurality of layers of the image indicated by the layer information.
  • the application execution unit 111 outputs the image signal generated by executing the application and the generated layer information to the display unit 12.
  • the application execution unit 111 performs communication using the communication unit 15 when the execution of the application involves communication via a network.
  • the application communication management unit 112 determines whether to perform communication using a license-unnecessary band for an active application.
  • the application communication management unit 112 controls the communication unit 15 through the communication control unit 113 based on the determination result.
  • the application communication management unit 112 makes a determination for each application based on frequency band correspondence information indicating a frequency band corresponding to the application program. The frequency band correspondence information will be described later. If the active application does not correspond to an application that performs communication using a license-unnecessary band, the application communication management unit 112 outputs information indicating the determination result to the communication control unit 113.
  • the control unit 11 causes the communication unit 15 to stop communication other than the communication using the frequency band indicated by the frequency band correspondence information.
  • the timing at which the application communication management unit 112 determines whether to perform communication using a license-unnecessary band is not limited to when the application is in an active state as described above.
  • the application communication management unit 112 may determine whether to perform communication using a license-unnecessary band.
  • the trigger event that activates the application is, for example, a user operation or event occurrence that activates the application, a call of the application from another application, or the like.
  • the terminal device T1 cannot perform communication using the communication path even in the downlink. This means that the same effect as that obtained when the terminal device T1 selects the communication path used in the downlink can be obtained.
  • the communication control unit 113 controls the frequency band used for communication based on the determination result acquired from the application communication management unit 112. Specifically, the communication control unit 113 stops power supply to the second communication unit 153 and the second RF unit. Thereby, the communication control unit 113 invalidates the communication function using the license unnecessary band.
  • the method of invalidating the communication function using the license-free band may be a method other than the method of stopping the power supply.
  • the method of invalidating the communication function using the license-free band may be a method of invalidating the communication function by software control. In the following, a state in which the communication function using the license band is always valid even when the communication function using the license-unnecessary band is invalid will be described.
  • the communication control unit 113 when there is a request from the application communication management unit 112, the communication control unit 113 outputs information indicating the frequency band used for communication by the communication unit 15 to the application communication management unit 112.
  • the information indicating the frequency band indicates whether the frequency band used for communication by the communication unit 15 is a license band or a license-unnecessary band.
  • the display unit 12 displays various information.
  • the display unit 12 generates a display image signal (display image signal) based on the image signal input from the application execution unit 111.
  • the display unit 12 superimposes the images indicated by the plurality of image signals so that higher layers are prioritized based on the layer information input from the application execution unit 111.
  • the display unit 12 includes a display, such as a liquid crystal display or an organic electroluminescence (EL) display.
  • the input unit 13 receives various operations from the user of the terminal device T1.
  • the various operations are, for example, controlling the layer of an image acquired by executing the application, in addition to starting and ending the application.
  • the input unit 13 generates an operation signal indicating the operation based on the received operation.
  • the input unit 13 outputs the generated operation signal to the application execution unit 111.
  • the input unit 13 includes an operation input member, for example, an operation button, a keyboard, or a touch panel.
  • the storage unit 14 stores the frequency band correspondence information 141 in the frequency band correspondence information table.
  • the frequency band correspondence information 141 is stored in the storage unit 14 in advance. However, the frequency band correspondence information 141 can be updated based on an operation input through a setting screen by the user as described with reference to FIGS.
  • the communication unit 15 includes a first communication unit 151, a first RF unit 152, a second communication unit 153, and a second RF unit 154.
  • the communication unit 15 performs communication connection between the license-free band base station apparatus 20 and the license band base station apparatus 30. That is, the communication unit 15 performs communication using a plurality of frequency bands.
  • the first communication unit 151 transmits and receives various data to and from the license band base station device 30 using the LTE communication method via the first RF unit 152 and the antenna.
  • the first RF unit 152 converts the intermediate frequency signal and the high frequency signal.
  • the intermediate frequency signal indicates data input / output between the first communication unit 151 and the first RF unit 152.
  • the high-frequency signal indicates data input / output between the antenna and the first RF unit 152.
  • the second communication unit 153 transmits and receives various data to and from the license-unnecessary band base station apparatus 20 using the LTE communication method via the second RF unit 154 and the antenna.
  • the second RF unit 154 converts the intermediate frequency signal and the high frequency signal.
  • the intermediate frequency signal indicates data input / output between the second communication unit 153 and the second RF unit 154.
  • the high frequency signal indicates data input / output between the antenna and the second RF unit 154.
  • FIG. 3 is a diagram illustrating an example of the appearance of the terminal device T1 according to the present embodiment.
  • the terminal device T1 includes a touch panel TP10.
  • the touch panel TP10 covers most of the surface of the terminal device T1, and includes the display unit 12 and the input unit 13.
  • On the touch panel TP10 an output of an application being executed by the control unit 11 is displayed.
  • the user may perform an operation input through an operation button.
  • FIG. 4 is a diagram showing the characteristics of the frequency band according to the present embodiment.
  • the license-free band is advantageous to the user in terms of charge, but is inferior to the license band in terms of communication speed and reliability. Therefore, a license-free band may not be allowed in a situation that requires reliability.
  • the SNS application is an application that provides a service for building a social network (social network) through exchange on the Internet.
  • Download (DL) downloads a file from an external server through a network.
  • Upload (UL) uploads a file to an external server through a network.
  • Web payment is a service that allows payment by exchanging electronic data through a browser application. Web payments are used, for example, for the purchase of goods and services on the Internet, and net banking. In web payments, in particular, reliability is required. It is assumed that a license band with high reliability and high communication speed is used for these communications.
  • FIG. 5 is a diagram showing an example of a frequency band correspondence information table according to the present embodiment.
  • the frequency band correspondence information table has columns of items of application and frequency band.
  • the frequency band correspondence information table is two-dimensional tabular data having rows and columns in which frequency band correspondence information is stored for each application.
  • the frequency band correspondence information is information indicating whether or not the terminal apparatus T1 performs communication using a license-unnecessary band when an application with a certain application is active.
  • the applications in FIG. 5 are classified by function. That is, the application in FIG. 5 does not necessarily correspond one-to-one with the application installed in the terminal device T1.
  • the first line in FIG. 5 indicates that when the active application is a normal browsing application, the terminal device T1 performs communication using a license-free band.
  • the fourth line in FIG. 5 indicates that the terminal device T1 does not perform communication using a license-unnecessary band when the active application involves streaming of moving images. That is, the terminal device T1 performs communication using a license band for streaming of moving images.
  • FIG. 6 is a flowchart showing an example of the communication control process according to the present embodiment.
  • the process shown in this flowchart is started when the terminal apparatus T1 enters a standby state.
  • the terminal device T1 being in a standby state means a state in which the terminal device T1 is waiting for an input of an operation signal.
  • a plurality of applications may be activated.
  • Step S100 The application execution unit 111 activates the application and activates the application. Alternatively, the application execution unit 111 activates the application being executed based on an operation input from the user. Then, the application execution part 111 advances a process to step S101.
  • Step S101 The application communication management unit 112 acquires information indicating the frequency band used for communication by the communication unit 15 from the communication control unit 113. Based on the acquired information, the application communication management unit 112 determines whether the communication unit 15 is performing communication using a license-unnecessary band. If the application communication management unit 112 determines that communication using the license-unnecessary band is being performed by the communication unit 15 (YES), the process proceeds to step S102. On the other hand, when the communication unit 15 determines that communication using the license-unnecessary band is not performed (NO), the application communication management unit 112 advances the process to step S105.
  • Step S ⁇ b> 102 The application communication management unit 112 reads the frequency band correspondence information 141 from the storage unit 14. Based on the read frequency band correspondence information 141, the application communication management unit 112 determines whether an active application corresponds to an application that does not perform communication using a license-unnecessary band in its execution. If the application communication management unit 112 determines that the active application corresponds to an application that does not perform communication using a license-unnecessary band in its execution (YES), the application communication management unit 112 outputs information indicating the determination result to the communication control unit 113. . Thereafter, the application communication management unit 112 advances the processing to step S103. On the other hand, if it is determined that the active application does not correspond to an application that does not perform communication using a license-unnecessary band in its execution (NO), the application communication management unit 112 advances the process to step S105.
  • Step S103 The communication control unit 113 acquires information indicating the determination result of step S102 from the application communication management unit 112. The communication control unit 113 disconnects communication using the license unnecessary band. Thereafter, the communication control unit 113 proceeds to step S104.
  • Step S104 The communication control unit 113 controls the communication unit 15 to connect only to the license band. Thereafter, the communication control unit 113 advances the process to step S105.
  • Step S105 The communication unit 15 performs communication using the frequency band currently in use. Then, the communication part 15 complete
  • FIG. 7 is a diagram illustrating a first example of a setting screen of the frequency band terminal device according to the present embodiment.
  • whether or not to perform LAA communication is selected based on an operation signal from the touch panel TP20 of the terminal device T1. Therefore, the user can select whether or not to perform LAA communication for each item by touching the switches b21, b22, b23, and b24 displayed on the touch panel TP20.
  • performing communication by LAA means performing both communication using a license band and communication using a license-free band.
  • Not performing communication by LAA means performing communication using a license band, but not performing communication using a license-free band.
  • the terminal device T ⁇ b> 1 is set to perform communication by LAA in other applications other than web payment.
  • the switches b21, b22, and b23 indicate the states of the switches in which the setting for performing communication by LAA is valid.
  • the switch b24 indicates a state of a switch in which the setting for performing communication by LAA is not valid.
  • the terminal device T1 temporarily interrupts communication by LAA.
  • FIG. 8 is a diagram showing an example of a frequency band correspondence information table according to whether or not communication by LAA according to the present embodiment is performed.
  • FIG. 8 shows an example of a frequency band correspondence information table corresponding to the example of the setting screen shown in FIG.
  • the first line in FIG. 8 indicates that when the active application is an application for streaming video, the terminal device T1 performs communication using a license band and a license-unnecessary band. That is, the first line in FIG. 8 indicates that the terminal device T1 performs communication by LAA.
  • the third line in FIG. 8 indicates that when the active application is a web payment application, the terminal device T1 performs communication using the license band, but does not perform communication using the license-unnecessary band. .
  • the third line in FIG. 8 indicates that the terminal device T1 does not perform communication by LAA.
  • the fourth line of FIG. 8 other than video streaming, game, and web payment that are individually set according to the setting of “use LAA” in the setting screen of FIG. This indicates that the terminal device T1 performs communication using the license band and the license unnecessary band. That is, the fourth line in FIG. 8 indicates that the terminal device T1 performs communication by LAA.
  • FIG. 9 is a diagram illustrating a second example of the setting screen of the frequency band terminal device according to the present embodiment.
  • it is possible to select whether or not to perform communication using a license-unnecessary band from the touch panel TP30 of the terminal device T1.
  • the user can select whether or not to perform communication using a license-free band for each item by touching the switches b31, b32, b33, and b34 displayed on the touch panel TP30.
  • performing communication using a license-free band means performing communication using a license-free band without performing communication using a license band.
  • Not performing communication using a license-free band means performing communication using a license band without performing communication using a license-free band.
  • FIG. 9 is a diagram illustrating a second example of the setting screen of the frequency band terminal device according to the present embodiment.
  • the terminal device T1 is set to perform communication using a license-unnecessary band in other applications other than video streaming, game, and web payment.
  • the switch b31 indicates the state of a switch in which the setting for performing communication using a license-unnecessary band is valid.
  • the switches b32, b33, and b34 indicate the states of switches in which the setting for performing communication using the license-unnecessary band is not valid.
  • the terminal device T1 temporarily interrupts communication using the license-unnecessary band only in the case of streaming video, game, and web payment.
  • FIG. 10 is a diagram showing an example of a frequency band correspondence information table according to whether or not communication using a license-unnecessary band according to the present embodiment is performed.
  • FIG. 10 shows an example of a frequency band correspondence information table corresponding to the example of the setting screen shown in FIG.
  • the first line in FIG. 10 indicates that when the active application is an application for streaming video, the terminal device T1 performs communication using a license band.
  • the fourth line of FIG. 10 other than the video streaming, the game, and the web payment that are individually set in accordance with the setting of “use license unnecessary band” on the setting screen of FIG. This indicates that the terminal device T1 performs communication using a license-free band for the other applications.
  • the frequency band correspondence information 141 is generated by the application communication management unit 112 based on an operation signal through the touch panel TP20 or TP30. That is, the control unit 11 generates the frequency band correspondence information 141 based on the operation received by the input unit 13.
  • the generated frequency band correspondence information 141 is stored in the frequency band correspondence information table of the storage unit 14. That is, the storage unit 14 stores frequency band correspondence information 141 indicating a corresponding frequency band for each application program.
  • a license band and a license-unnecessary band are assumed as the plurality of frequency bands, but the plurality of frequency bands is not limited to these.
  • the communication unit 15 may perform communication using any of the plurality of license bands.
  • the frequency band correspondence information 141 may associate all of the plurality of license bands with each application program, or may associate some of them.
  • the communication unit 15 may perform communication using any one of the plurality of license-free bands.
  • the frequency band correspondence information 141 may associate all of the plurality of license-unnecessary bands for each application program, or may associate a part of them.
  • the communication unit 15 may perform communication using any one of the plurality of license bands and the plurality of license-unnecessary bands.
  • the frequency band correspondence information 141 may associate all of the license bands and all of the license unnecessary bands for each application program.
  • the frequency band correspondence information 141 may associate all of the license bands and a part of the license unnecessary bands for each application program.
  • the frequency band correspondence information 141 may associate a part of the license band with all the license unnecessary bands for each application program.
  • the frequency band correspondence information 141 may associate a part of the license band with a part of the license unnecessary band for each application program.
  • the terminal device T1 includes the communication unit 15, the storage unit 14, and the control unit 11.
  • the communication unit 15 performs communication using a plurality of frequency bands (in this example, a license band and a license unnecessary band).
  • the storage unit 14 stores, for each application program, frequency band correspondence information 141 indicating a frequency band corresponding to the application program.
  • the control unit 11 causes the communication unit 15 to stop communication other than communication using the frequency band indicated by the frequency band correspondence information 141. Further, the control unit 11 generates the frequency band correspondence information 141 based on the operation received by the input unit 13. With this configuration, the terminal device T1 according to the present embodiment can select a network for each application even in downlink communication in communication in a state where a plurality of networks are simultaneously connected.
  • the terminal device determines whether to perform communication using a license-unnecessary band for each active application.
  • an application determines whether to perform communication using a license-free band for each active application.
  • the terminal device according to the present embodiment is referred to as a terminal device T1a.
  • FIG. 11 is a schematic block diagram showing the configuration of the terminal device T1a according to the present embodiment.
  • the terminal device T1a (FIG. 11) according to the present embodiment is different from the terminal device T1 (FIG. 2) according to the first embodiment in that the application execution unit 111a and the application communication management unit 112 are replaced with the application execution unit 111a, and An application communication management unit 112a is provided.
  • symbol is attached
  • FIG. 12 is a flowchart illustrating an example of a communication control process according to the present embodiment.
  • the process shown in this flowchart is started when the terminal apparatus T1a enters a standby state. At this time, a plurality of applications may be activated.
  • the processing in step S200 and step S201 is the same as the processing in step S100 and step S101 described in FIG.
  • Step S202 The application execution unit 111a activates the setting application. At this time, the application execution unit 111a executes the setting application in the background. The application execution unit 111a performs processing based on the control of the setting application.
  • the control in step S202 of the setting application causes the application communication management unit 112 to execute the same process as in step S102 described with reference to FIG.
  • the application execution unit 111a causes the application communication management unit 112a to read the frequency band correspondence information 141 from the storage unit 14. Based on the frequency band correspondence information 141 read into the application communication management unit 112a, the application execution unit 111a determines whether an active application corresponds to an application that does not perform communication using a license-free band in its execution. Let it be judged.
  • the application execution unit 111a displays information indicating the determination result. It is made to output to the communication control part 113a. Thereafter, the application execution unit 111a advances the process to step S203.
  • the application execution unit 111a proceeds to step S206. Proceed with the process.
  • Step S203 The application execution unit 111a causes the communication control unit 113a to output information indicating the determination result of step S202 to the application communication management unit 112a based on the execution content of the setting application. Thereafter, the application execution unit 111a advances the process to step S204.
  • step S204 to step S206 is the same as the processing from step S103 to step S105 described in FIG.
  • the control unit 11a ends the process shown in this flowchart.
  • FIG. 13 is a diagram showing a first example of the setting screen of the frequency band setting application according to the present embodiment.
  • FIG. 14 is a diagram showing a second example of the setting screen of the frequency band setting application according to the present embodiment.
  • the setting screens shown in FIGS. 13 and 14 are different from the setting screens in FIGS. 7 and 9 in that they are displayed by executing the setting application.
  • the application execution unit 111a causes the application communication management unit 112a to generate frequency band correspondence information 141a based on operation signals input through the touch panel TP20a and the touch panel TP30a.
  • the terminal device T1a includes the communication unit 15, the storage unit 14, and the control unit 11a.
  • the communication unit 15 performs communication using a plurality of frequency bands (in this example, a license band and a license unnecessary band).
  • the storage unit 14 stores, for each application program, frequency band correspondence information 141 indicating a frequency band corresponding to the application program.
  • the application execution unit 111a causes the application communication management unit 112a to perform communication other than communication using the frequency band indicated by the frequency band correspondence information 141a in response to the application program becoming active. Is stopped by the communication unit 15.
  • control unit 11a causes the communication unit 15 to stop communication other than communication using the frequency band indicated by the frequency band correspondence information 141a in response to the application program becoming active. Further, the control unit 11a generates the frequency band correspondence information 141 based on the operation received by the input unit 13. With this configuration, the terminal device T1a according to the present embodiment can select a network for each application even in downlink communication in a situation where a plurality of networks are connected simultaneously.
  • the terminal device when the application associated with the license band that has been executed in the background is active and the terminal device is not connected to the license band, the terminal device permits the communication using the license band to the user. Examples to be sought are handled.
  • the terminal device according to the present embodiment is referred to as a terminal device T1b.
  • FIG. 15 is a schematic block diagram showing the configuration of the terminal device according to the present embodiment.
  • the terminal device T1b (FIG. 15) according to the present embodiment replaces the application communication management unit 112 and the communication control unit 113 with the application communication management unit 112b in the terminal device T1 (FIG. 2) according to the first embodiment. And a communication control unit 113b.
  • FIG. 15 differs from the first embodiment will be mainly described.
  • symbol is attached
  • the application communication management unit 112b detects that the application associated with the license band executed in the background becomes active, if the terminal device T1b is not connected to the license band, the application communication management unit 112b selects the license band.
  • a pop-up screen including a message for requesting permission of the used communication is displayed on the display unit 12. That is, the control unit 11b starts the communication using the frequency band (in this example, the license band) indicated by the frequency band correspondence information 141, and the frequency band indicated in the frequency band correspondence information 141 (in this example, Information on communication using the license band is output.
  • the application communication management unit 112 b When there is an operation input indicating that communication using the license band is permitted in the input unit 13, the application communication management unit 112 b outputs a command to stop communication using the license unnecessary band to the communication control unit 113 b. And outputs a command for performing communication using the license band. Accordingly, the application communication management unit 112b causes the communication unit 15 to stop communication using the license-unnecessary band and causes the communication unit 15 to start communication using the license band. That is, the control unit 11b performs communication other than communication using the frequency band indicated by the frequency band correspondence information 141 (communication using a license-free band in this example) in response to the application program becoming active.
  • the communication unit 15 While causing the communication unit 15 to stop, the communication unit 15 is caused to start communication using the frequency band (in this example, the license band) indicated by the frequency band correspondence information 141.
  • the method in which the application communication management unit 112b asks the user to allow communication using the license band may be a method other than the method of causing the display unit 12 to display the pop-up screen including the message as described above.
  • the control unit 11 may not activate the application.
  • the application communication management unit 112b sends information indicating that an operation input indicating permission of communication using the license band has not been obtained to the application execution unit 111.
  • the application execution unit 111 has information indicating that an operation input indicating that communication using a license band is permitted has not been obtained from the application communication management unit 112b, and executes the application in the background.
  • the application communication management unit 112b may cause the display unit 12 to display a pop-up screen indicating that communication is not permitted by the user.
  • the communication control unit 113b starts supplying power to the first communication unit 151 and the first RF unit 152 when receiving an instruction to perform communication using the license band from the application communication management unit 112b. Thereby, the communication unit 15 starts communication using the license band.
  • the communication control unit 113b obtains an instruction to stop communication using the license unnecessary band from the application communication management unit 112b
  • the communication control unit 113b stops supplying power to the second communication unit 153 and the second RF unit 154. As a result, the communication unit 15 stops communication using the license-free band.
  • FIG. 16 is a flowchart showing an example of the communication control process according to the present embodiment. The process shown in this flowchart is started when the terminal apparatus T1 enters a standby state.
  • Step S300 The application execution unit 111 activates the application and activates the application. Alternatively, the application execution unit 111 activates the application being executed based on an operation input from the user. Then, the application execution part 111 advances a process to step S301.
  • Step S301 The application communication management unit 112b reads the frequency band correspondence information 141 from the storage unit 14. Based on the read frequency band correspondence information 141, the application communication management unit 112b determines whether an active application corresponds to an application that does not perform communication using a license-unnecessary band in its execution. If the application communication management unit 112b determines that the active application corresponds to an application that does not perform communication using a license-unnecessary band in its execution (YES), the application communication management unit 112b outputs information indicating the determination result to the communication control unit 113b. . Thereafter, the application communication management unit 112b advances the process to step S302. On the other hand, when it is determined that the active application does not correspond to an application that does not perform communication using a license-unnecessary band in its execution (NO), the application communication management unit 112b ends the process of step S301.
  • Step S302 The application communication management unit 112b acquires information indicating the frequency band used for communication by the communication unit 15 from the communication control unit 113b. The application communication management unit 112b determines whether communication using the license band is performed by the communication unit 15 based on the acquired information. If the application communication management unit 112b determines that communication using the license band is not performed by the communication unit 15 (NO), the process proceeds to step S303. On the other hand, if the communication unit 15 determines that communication using the license band is being performed (YES), the application communication management unit 112b advances the process to step S306.
  • Step S303 The application communication management unit 112b displays on the display unit 12 a message requesting the user permission for communication using the license band. Thereafter, the application communication management unit 112b advances the process to step S304.
  • Step S304 The application communication management unit 112b acquires an operation input from the input unit 13. The application communication management unit 112b determines whether communication using the license band is permitted based on the acquired operation input. If the communication using the license band is permitted (YES), the application communication management unit 112b advances the process to step S305. On the other hand, when the communication using the license band is not permitted (NO), the application communication management unit 112b advances the process to step S306.
  • Step S305 The application communication management unit 112b outputs a command for performing communication using the license band to the communication control unit 113b.
  • the communication control unit 113b starts supplying power to the first communication unit 151 and the first RF unit 152 based on the acquired command.
  • the terminal device T1b starts communication using the license band through the first communication unit 151 and the first RF unit 152.
  • the application communication management unit 112b advances the process to step S306.
  • Step S306 The application communication management unit 112b acquires information indicating the frequency band used for communication by the communication unit 15 from the communication control unit 113b. Based on the acquired information, the application communication management unit 112b determines whether communication using a license-unnecessary band is being performed by the communication unit 15. If the application communication management unit 112b determines that communication using a license-unnecessary band is being performed by the communication unit 15 (YES), the process proceeds to step S307. On the other hand, when the communication unit 15 determines that communication using the license-unnecessary band is not performed (NO), the application communication management unit 112b ends the process of step S306.
  • Step S307 The communication control unit 113 disconnects communication using the license-unnecessary band, and ends the process of step S307.
  • FIG. 17 is a diagram illustrating an example of a screen of the terminal device according to the present embodiment.
  • This screen is an example of the output of the display unit 12 by the process of step S303 shown in FIG.
  • a pop-up screen P41 displays a message “Connect to license band” requesting the user to permit communication using the license band. The user can select whether to permit communication using the license band by touching either button P411 or P412.
  • the terminal device T1b includes the communication unit 15, the storage unit 14, and the control unit 11b.
  • the communication unit 15 performs communication using a plurality of frequency bands (in this example, a license band and a license unnecessary band).
  • the storage unit 14 stores, for each application program, frequency band correspondence information 141b indicating a frequency band corresponding to the application program.
  • the control unit 11b performs communication other than communication using the frequency band indicated by the frequency band correspondence information 141b (communication using a license-free band in this example) in response to the application program becoming active. Stop at 15.
  • the control unit 11b starts communication using the frequency band (communication using the license band in this example) indicated by the frequency band correspondence information 141b in response to the application program becoming active.
  • control unit 11b changes the frequency band indicated by the frequency band correspondence information 141b in response to starting communication using the frequency band indicated by the frequency band correspondence information 141b (communication using the license band in this example). Information on the used communication (communication using a license band in this example) is output.
  • the terminal device T1b according to the present embodiment can select a network for each application even in downlink communication in a situation where a plurality of networks are simultaneously connected.
  • storage part 14 with a computer.
  • the program for realizing the control function may be recorded on a computer-readable recording medium, and the program recorded on the recording medium may be read by a computer system and executed.
  • the “computer system” here is a computer system built in the terminal devices T1, T1a, T1b, and includes hardware such as an OS and peripheral devices.
  • the “computer-readable recording medium” refers to a storage device such as a flexible medium, a magneto-optical disk, a portable medium such as a ROM or a CD-ROM, and a hard disk incorporated in a computer system. Furthermore, the “computer-readable recording medium” is a medium that dynamically holds a program for a short time, such as a communication line when transmitting a program via a network such as the Internet or a communication line such as a telephone line, In such a case, a volatile memory inside a computer system serving as a server or a client may be included and a program that holds a program for a certain period of time.
  • the program may be a program for realizing a part of the functions described above, and may be a program capable of realizing the functions described above in combination with a program already recorded in a computer system.
  • LSI Large Scale Integration
  • Each functional block of the terminal devices T1, T1a, and T1b may be individually made into a processor, or a part or all of them may be integrated into a processor.
  • the method of circuit integration is not limited to LSI, and may be realized by a dedicated circuit or a general-purpose processor. Further, in the case where an integrated circuit technology that replaces LSI appears due to progress in semiconductor technology, an integrated circuit based on the technology may be used.
  • Some aspects of the present invention may be applied to a terminal device, a control method, a program, and the like that need to select a frequency band for each application in communication in a situation where a plurality of networks are simultaneously connected. it can.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Telephone Function (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un dispositif terminal comprenant : une unité de communication qui exécute une communication à l'aide d'une pluralité de bandes de fréquences ; une unité de stockage qui stocke des informations associées à la bande de fréquences indiquant quelle bande de fréquences de la pluralité de bandes de fréquences doit être utilisée par rapport à chaque programme d'application ; et une unité de commande qui, en réponse au changement du programme d'application dans un état actif, commande à l'unité de communication d'arrêter une communication autre que la communication utilisant la bande de fréquences indiquée par les informations associées à la bande de fréquences.
PCT/JP2017/006849 2016-06-20 2017-02-23 Dispositif terminal, procédé de commande, et programme WO2017221459A1 (fr)

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JP2016122134 2016-06-20

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
WO2021241507A1 (fr) * 2020-05-27 2021-12-02 京セラ株式会社 Station de base, procédé de commande de station de base et système de communication cellulaire

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Publication number Priority date Publication date Assignee Title
JP2006304115A (ja) * 2005-04-22 2006-11-02 Mitsubishi Electric Corp 無線通信システムならびにその基地局および端末局
JP2015529985A (ja) * 2012-08-03 2015-10-08 日本電気株式会社 移動端末、通信方法、通信システム、プログラム、情報処理装置、サービス提供方法および配信サーバ
JP2015181230A (ja) * 2014-03-10 2015-10-15 アップル インコーポレイテッド 免許不要無線周波数帯コンポーネントキャリアでのアップリンク送信

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WO2016047507A1 (fr) * 2014-09-25 2016-03-31 京セラ株式会社 Terminal utilisateur, dispositif de commande de service et station de base

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Publication number Priority date Publication date Assignee Title
JP2006304115A (ja) * 2005-04-22 2006-11-02 Mitsubishi Electric Corp 無線通信システムならびにその基地局および端末局
JP2015529985A (ja) * 2012-08-03 2015-10-08 日本電気株式会社 移動端末、通信方法、通信システム、プログラム、情報処理装置、サービス提供方法および配信サーバ
JP2015181230A (ja) * 2014-03-10 2015-10-15 アップル インコーポレイテッド 免許不要無線周波数帯コンポーネントキャリアでのアップリンク送信

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021241507A1 (fr) * 2020-05-27 2021-12-02 京セラ株式会社 Station de base, procédé de commande de station de base et système de communication cellulaire
JP7450030B2 (ja) 2020-05-27 2024-03-14 京セラ株式会社 基地局、基地局の制御方法、及びセルラ通信システム

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