JP2008079161A - Communication terminal, proxy server and method for controlling terminal - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a communication terminal, a proxy server and a terminal control method capable of precisely controlling contents to be entrusted to a proxy server and surely starting the communication terminal at necessary timing. <P>SOLUTION: The communication terminal 10 is provided with a file management part 101 for managing a file to be uploaded to a proxy server, a power management part 102 for determining a power saving mode indicating functions to be stopped in placing its own terminal in a sleep state, a communication management part 103 for managing functions usable even in the sleep state of the own terminal, and a communication part 105 for transmitting the information relating to the file, the power saving mode and the usable functions to the proxy server. The power management part 102 stops the functions of the own terminal in accordance with the power saving mode after information transmission from the communication part 105. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a communication terminal, a proxy server, and a terminal control method.

  Conventionally, proxy servers that proxy the functions of other devices are known. For example, when accessing content such as photos and videos stored in a communication terminal such as a mobile phone from a home device, the function of the communication terminal is uploaded by uploading the content stored in the communication terminal to a proxy server. Can be represented by a proxy server. As described above, a proxy server that represents all responses of other devices is disclosed (for example, see Patent Document 1). In particular, in a communication terminal, since power is consumed for execution of a wireless LAN or an application, power saving can be achieved by installing a proxy server.

In order to further reduce power consumption, a technique is also disclosed in which a communication terminal is put into a sleep state and the communication terminal is activated at a necessary timing while the proxy server functions as a proxy (for example, Patent Documents). 2).
Japanese Patent No. 3733709 JP 2005-223586 A

  However, in Patent Document 1, all responses are entrusted to a proxy server, but there are copyrighted contents and the like, and not all can be copied to the proxy server. In this case, the desired content may not be found as a result of searching the proxy server.

  Further, in Patent Document 2, when starting up a communication terminal, it may be considered that the wireless LAN interface is in a sleep state, and therefore the communication terminal may not be started up when necessary.

  Therefore, in view of the above problems, the present invention provides a communication terminal, a proxy server, and a terminal control method that accurately control the contents entrusted to the proxy server and reliably start the communication terminal at a necessary timing. Objective.

  In order to achieve the above object, the first feature of the present invention shows (a) a file management unit that manages a file to be uploaded to the proxy server, and (b) a function that stops when the terminal is put into a sleep state. A power management unit that determines a power saving mode, (c) a communication management unit that manages functions that can be used even when the terminal itself is in a sleep state, (d) information about files, power saving modes, and usable functions And (e) after the communication unit transmits, the power management unit is a communication terminal that stops the function of the own terminal according to the power saving mode.

  According to the communication terminal which concerns on the 1st characteristic, the content entrusted to a proxy server can be controlled exactly, and it can start reliably at a required timing.

  In addition, the file management unit of the communication terminal according to the first feature determines the upload content for each file, and the communication unit transmits the upload content determined by the file management unit as information about the file. Also good.

  In addition, the communication management unit of the communication terminal according to the first feature may manage the communication unit of the terminal itself and the address of the communication unit as a function that can be used even in the sleep state.

  In addition, the communication management unit of the communication terminal according to the first feature manages a function necessary for starting the file for each file, and the communication unit can use information about the file, a power saving mode, and use In addition to the function, a function necessary for starting the file may be transmitted to the proxy server.

  In addition, the communication terminal according to the first feature further includes a range detection unit that detects that the terminal is within a range where the terminal can access the proxy server, and the file management unit manages the file according to a notification from the range detection unit. May be performed.

  The communication terminal according to the first feature further includes an in-terminal status detection unit that detects a status in the terminal itself, and the power management unit sets the power saving mode based on a notification from the in-terminal status detection unit. You may decide.

  The second feature of the present invention is that: (a) information relating to a file to be uploaded from a communication terminal to a proxy server; a power saving mode indicating a function to be stopped when the communication terminal is put into a sleep state; A communication unit that receives functions that can be used even in a sleep state; and (b) if a request to access a specific file from another terminal is received, it is determined whether the communication terminal needs to be activated. A proxy server comprising: a file management unit to perform; and (c) a terminal activation unit that activates the communication terminal using a function that can be used even when the communication terminal is in a sleep state when it is necessary to activate the communication terminal. This is the gist.

  According to the proxy server which concerns on the 2nd characteristic, the content entrusted to a proxy server can be controlled exactly, and a communication terminal can be started reliably at a required timing.

  The communication unit of the proxy server according to the second feature receives a function necessary for starting the file for each file in addition to the information on the file, the power saving mode, and the usable function. The activation unit may activate a function necessary for activating the file of the communication terminal.

  The third feature of the present invention is that: (a) a communication terminal manages a file to be uploaded to a proxy server; and (b) a function that stops when the communication terminal puts its own terminal into a sleep state. A step of determining a power mode; (c) a step in which the communication terminal manages functions that can be used even when the terminal is in a sleep state; and (d) a communication terminal in which information about a file, a power saving mode, Transmitting a function to the proxy server, (e) the communication terminal suspending the function of the terminal according to the power saving mode, and (f) the proxy server from another terminal to a specific file. A step of determining whether or not it is necessary to activate the communication terminal when receiving the access request, and (g) the proxy server needs to activate the communication terminal Communication terminal summarized in that a terminal control method comprising the steps of activating the communication terminal using the features available even in the sleep state.

  According to the terminal control method according to the third feature, it is possible to accurately control the contents entrusted to the proxy server and to reliably start the communication terminal at a necessary timing.

  According to the present invention, it is possible to provide the communication terminal, the proxy server, and the terminal control method that accurately control the contents entrusted to the proxy server and reliably start the communication terminal at a necessary timing.

  Next, embodiments of the present invention will be described with reference to the drawings. In the following description of the drawings, the same or similar parts are denoted by the same or similar reference numerals. However, it should be noted that the drawings are schematic.

(Terminal control system)
The terminal control system according to this embodiment includes a communication terminal 10, a proxy server 20, and another terminal 30. An example of the communication terminal 10 is a mobile terminal such as a mobile phone. Examples of the other terminal 30 include a terminal device that reproduces content such as a television.

  The present embodiment relates to a system in which a file included in a communication terminal 10 is uploaded to a proxy server 20 and another terminal 30 is connected to the proxy server 20 so that the file can be used.

  The communication terminal 10 includes a file management unit 101, a power management unit 102, a communication management unit 103, each module 104, and a communication unit 105.

  The file management unit 101 manages files uploaded to the proxy server 20. Further, the file management unit 101 determines the contents of upload for each file. For example, for each file, the file management unit 101 determines whether to upload the file itself, upload only the table of contents of the file, or upload nothing, and sends the file itself or the file to the communication unit 105 described later. Send table of contents.

  The power management unit 102 determines a power saving mode indicating a function to be stopped when the terminal is put into a sleep state. Further, the power management unit 102 stops the function of the own terminal according to the power saving mode after the communication unit 105 described later transmits data.

  The communication management unit 103 manages functions that can be used even when the terminal itself is in a sleep state. The communication management unit 103 manages the communication means of its own terminal and the address of the communication means as functions that can be used even in the sleep state. Examples of the communication means include wireless LAN, cellular, and SMS. Examples of the corresponding address include an IP address, a telephone number, and a mail address. Further, the communication management unit 103 manages a function necessary for starting the file for each file. For example, in the case of a moving image file, the module that reproduces the moving image and the moving image file are managed in association with each other.

  The communication unit 105 transmits information on the file, the power saving mode, and usable functions to the proxy server. Further, the communication unit 105 transmits the upload content determined by the file management unit 101 as information about the file. For example, the communication unit 105 transmits the file itself or the table of contents of the file. Further, the communication unit 105 transmits a function necessary for starting the file to the proxy server 20.

  Each module 104 represents each function of the communication terminal 10 such as communication means and file reproduction means.

  Further, the communication terminal 10 may include an in-zone detection unit 106 and an in-terminal status detection unit 107 as shown in FIG.

  The area detection unit 106 detects that the own terminal is within an area where it can access the proxy server. At this time, the file management unit 101 manages the file based on a notification from the area detection unit 106.

  The in-terminal status detection unit 107 detects the status in the terminal itself. Examples of the situation in the own terminal include a power state, a state of another application, a device state, and the like. At this time, the power management unit 102 determines the power saving mode based on the notification from the in-terminal situation detection unit 107.

  The proxy server 20 includes a file management unit 201, a terminal activation unit 202, and a communication unit 203, as shown in FIG.

  The communication unit 203 includes information on a file to be uploaded from the communication terminal 10 to the proxy server 20, a power saving mode indicating a function to be stopped when the communication terminal 10 is put into the sleep state, and the communication terminal 10 in the sleep state. Also receive functions and available. The communication unit 203 receives a function necessary for starting the file for each file.

  When the file management unit 201 receives an access request to a specific file from another terminal 30, the file management unit 201 determines whether it is necessary to activate the communication terminal 10.

  When it is necessary to activate the communication terminal 10, the terminal activation unit 202 activates the communication terminal 10 using a function that can be used even when the communication terminal 10 is in the sleep state. The terminal activation unit 202 activates a function necessary for activating the file of the communication terminal 10.

  The other terminal 30 includes a communication unit 301 as shown in FIG.

  The communication unit 301 transmits an access request for a specific file to the proxy server 20.

(Terminal control method)
Next, the terminal control method according to the present embodiment will be described. First, processing until the communication terminal 10 is shifted to the sleep state will be described with reference to FIGS.

  3 and 4 are flowcharts showing processing of the communication terminal 10.

  In step S101 of FIG. 3, the file management unit 101 of the communication terminal 10 confirms the access right of the held file. Here, there are the following types of access rights. That is, all the files are uploaded to the proxy server 20 and all the processes are entrusted to the proxy server 20, or only the table of contents of the file is uploaded to the proxy server 20, and the file search process is entrusted to the proxy server 20. The actual file download includes content with copyright protection performed from the communication terminal 10 or unpublished without uploading the file at all.

  Then, a file to be uploaded to the proxy server 20 and a table of contents are checked, and a recommended power saving mode is determined. The processing of the file management unit 101 may be executed when a file configuration changes, an access right changes, a user presses a power saving button, or the like as a trigger.

  Next, in step S102, the power management unit 102 determines the power saving mode from the recommended power saving mode and the terminal status such as the remaining power.

  Next, in step S103, the communication management unit 103 lists a plurality of activation communication means that can be used from the power saving mode, and assigns a permutation according to a predetermined rule.

  Next, in step S104, the communication unit 105 uploads the power saving mode, the activation communication unit, the file, and the table of contents to the proxy (proxy server 20).

  Next, in step S105, the power management unit 102 shifts each module 104 to the sleep state in accordance with the power saving mode.

  Further, in step S101 in FIG. 3, the area management unit 106 may detect that the area is within the area of the proxy server 20 as a trigger for the file management unit 101 to execute processing.

  3, the power management unit 102 may acquire the terminal status (for example, the power status, the status of other applications, the device status, etc.) from the in-terminal status detection unit 107.

  In FIG. 3, the order of the processing of S101 and S102 may be reversed. That is, first, the power management unit 102 determines the power saving mode from the recommended power saving mode and the terminal status. Then, the file management unit 101 confirms the file to be uploaded and the table of contents from the access right and the recommended power saving mode. For example, in the complete stop mode in which all files are uploaded, all files are uploaded.

  Further, as shown in FIG. 4, the process in the file management unit 101 (S201) and the process in the power management unit 102 (S202) are executed independently, and the communication unit 105 is activated from each of the power saving mode and startup. The communication means, the file, and the table of contents may be received and uploaded to the proxy server 20.

  Next, a terminal control method including operations of the communication terminal 10 and the proxy server 20 will be described with reference to FIG.

  First, the file management unit 101 of the communication terminal 10 checks an access right, a file, and a table of contents, and determines a recommended power saving mode (S301). Next, the file management unit 101 transmits a recommended power saving mode to the power management unit 102 (S302). Here, the recommended power saving mode refers to a power saving mode recommended from the access right.

  Next, the power management unit 102 determines a power saving mode from the terminal state and the recommended power saving mode (S303). Next, the power management unit 102 transmits the power saving mode to the communication management unit 103 (S304). Next, the communication management unit 103 lists and arranges activation communication means that can be used (S305). Then, the communication management unit 103 transmits an activation communication unit to the communication unit 105, the power management unit 102 transmits a power saving mode to the communication unit 105, and the file management unit 101 transmits a file or table of contents to the communication unit 105. Transmit (S306). Then, the communication unit 105 that has received the information transmits the information to the communication unit 203 of the proxy server 20.

  On the other hand, the power management unit 102 stops each module 104 in accordance with the power saving mode (S307).

  Next, the communication unit 203 of the proxy server 20 transmits the file or table of contents to the file management unit 201, and the file management unit 201 manages the file or table of contents (S308). The communication unit 203 transmits the activation communication unit and the power saving mode to the terminal activation unit 202, and the terminal activation unit 202 manages the activation communication unit and the power saving mode (S309).

  FIG. 6 is a sequence diagram in the case where the communication terminal 10 includes the area detection unit 106 and the in-terminal situation detection unit 107.

  First, the area detection unit 106 detects that the communication terminal 10 is within the communication area of the proxy (proxy server 20) (S401). Then, the file management unit 101 is notified that the user is in the area (S402). The file management unit 101 executes file management processing with the notification from the area detection unit as a trigger. Steps S403 and S404 are the same as steps 301 and S302 in FIG.

  Next, the power management unit 102 makes an in-terminal status confirmation request to the in-terminal status detection unit 107 (S405). And the power management part 102 which received the result determines a power saving mode. Steps S406 to 412 are the same as steps S303 to S309 in FIG.

  FIG. 7 is a sequence diagram of a place where the file management unit 101 executes processing after the power management unit determines the power saving mode.

  First, the in-terminal situation detection unit 107 detects a change in the in-terminal situation (S501). Next, the status is notified to the power management unit 102 (S502).

  Next, the power management unit 102 determines the power saving mode from the in-terminal situation and the recommended power saving mode (S503). Then, the power saving mode is transmitted to the file management unit 101 (S504). The file management unit 101 confirms the upload contents from the recommended power saving mode and the access right (S505). If the content is OK, an affirmative response is transmitted to the power management unit 102. Then, the power management unit 102 transmits the power saving mode to the communication management unit 103.

  Steps S508 to 512 are the same as steps S305 to 309 in FIG.

  Next, the operation in the case where the communication terminal 10 is activated from the sleep state will be described with reference to FIGS.

  Steps S601 to 604 in FIG. 8 are the same as the operations described in FIG.

  Next, the communication unit 301 of the other terminal 30 discovers the mobile device (communication terminal 10) and requests the communication unit 203 of the proxy server 20 to search for a file (S605). The communication unit 203 notifies the file management unit 201 of a file search request. The file management unit 201 returns the search result to the communication unit 203 (S606), and the communication unit 203 transmits the search result to the communication unit 301 of the other terminal 30.

  On the other hand, the file management unit 201 requests the communication terminal 10 to be partially activated simultaneously with step S606 (S607). The power management unit 102 of the communication terminal 10 partially activates each module 104 (S608), each module 104 returns an activation confirmation to the power management unit 102, and the power management unit 102 performs the activation confirmation of the proxy server 20. A reply is sent to the terminal activation unit 202 (S609).

  Further, the power management unit 102 confirms the communication means (S610), notifies the communication management unit 103, and the communication management unit 103 determines the subsequent communication means from the activation content (S611). Then, the communication management unit 103 transmits the communication unit to the power management unit 102, and the power management unit 102 transmits the communication unit to the file management unit 201 of the proxy server 20 (S612).

  Next, the file management unit 201 of the proxy server 20 uploads a link to the file to the communication terminal 10 (S613). Then, the communication unit 301 of the other terminal 30 transmits a file download request to the file management unit 101 of the communication terminal 10 (S614), and the file management unit 101 downloads the file to the other terminal 30 (S615). .

  FIG. 9 is a sequence diagram in the case where the communication terminal 10 includes the area detection unit 106 and the in-terminal situation detection unit 107.

  Steps S701 to 704 in FIG. 9 are the same as the operations described with reference to FIG. Also, steps S705 to 707 are the same as steps S605 to 607 in FIG.

  Next, the power management unit 102 of the communication terminal 10 requests the in-terminal status detection unit 107 to check the in-terminal status (S708). The in-terminal status detection unit 107 notifies the power management unit 102 of the result.

  Steps S709 to S716 are the same as steps S608 to S615 in FIG.

  8 and 9 download the file directly from the communication terminal 10, FIG. 10 is a sequence diagram when downloading the file via the proxy server 20.

  Steps S801 to 804 in FIG. 10 are the same as the operations described in FIG. Steps S805 to 814 are the same as steps S705 to 714 of FIG.

  Next, the communication unit 301 of the other terminal 30 transmits a file download request to the file management unit 101 of the communication terminal 10 via the communication unit 203 of the proxy server 20 (S815). Then, the file management unit 101 downloads the file to the other terminal 30 via the communication unit 203 of the proxy server 20 (S816).

(Function and effect)
According to the communication terminal 10 and the terminal control method according to the present embodiment, the information regarding the file, the power saving mode, and the usable functions are transmitted to the proxy server, thereby accurately controlling the contents entrusted to the proxy server 20. And can be reliably started at the required timing.

  In addition, the file management unit 101 of the communication terminal 10 determines whether to upload the file itself, only the table of contents of the file, or nothing to upload for each file, and sends the file itself or the file itself to the communication unit 105. The table of contents of the file is transmitted, and the communication unit 105 transmits the file itself or the table of contents of the file as information about the file. For this reason, the management of the file can be changed depending on the access right of the file, and it is possible to flexibly cope with copyrighted content.

  Moreover, the communication management part 103 of the communication terminal 10 manages the communication means of an own terminal and the address of the said communication means as a function which can be used also in a sleep state. For this reason, even if the communication terminal 10 is in a sleep state, the proxy server 20 can start the communication terminal 10 using an appropriate communication means.

  In addition, the communication management unit 103 of the communication terminal 10 manages functions necessary for starting a file for each file, and the communication unit 105 adds information related to the file, a power saving mode, and usable functions. A function necessary for starting the file is transmitted to the proxy server 20. Therefore, the proxy server 20 can activate only necessary functions of the communication terminal 10 depending on the file type.

  In addition, the communication terminal 10 further includes an area detection unit 106 that detects that the own terminal is within an area where the proxy server 20 can be accessed, and the file management unit 101 manages files according to the notification from the area detection unit 106. Do. For this reason, the file management unit 101 can execute file management at a timing when the proxy server 20 can be accessed.

  The communication terminal 10 further includes an in-terminal status detection unit 107 that detects the status in the terminal itself, and the power management unit 102 determines the power saving mode based on the notification from the in-terminal status detection unit 107. . Therefore, the power management unit 102 can dynamically control based on the in-terminal situation.

  According to the proxy server 20 according to the present embodiment, information on a file to be uploaded from the communication terminal 10 to the proxy server 20, a power saving mode indicating a function to be stopped when the communication terminal is put in the sleep state, and the communication terminal When it is necessary to activate the communication terminal 10 by receiving a function that can be used even in the sleep state, the communication terminal can be activated using the function that can be used even in the sleep state. In this way, it is possible to accurately control the contents entrusted to the proxy server 20 and to reliably start the communication terminal 10 at a necessary timing.

  Further, the communication unit 203 of the proxy server 20 receives a function necessary for starting the file for each file in addition to the information on the file, the power saving mode, and the usable function. Activating a function necessary for activating a communication terminal file. Therefore, the proxy server 20 can activate only necessary functions of the communication terminal 10 depending on the file type.

(Other embodiments)
Although the present invention has been described according to the above-described embodiments, it should not be understood that the descriptions and drawings constituting a part of this disclosure limit the present invention. From this disclosure, various alternative embodiments, examples and operational techniques will be apparent to those skilled in the art.

  For example, in the embodiment described above, uploading a file or table of contents from the communication terminal 10 to the proxy server 20, but if there is a change in access rights, the file on the proxy server 20 is deleted, It is necessary to obtain consistency between the communication terminal 10 and the proxy server 20 by downloading.

  As described above, the present invention naturally includes various embodiments not described herein. Therefore, the technical scope of the present invention is defined only by the invention specifying matters according to the scope of claims reasonable from the above description.

It is a block diagram of the configuration of the terminal control system according to the present embodiment. It is another block diagram of the configuration of the terminal control system according to the present embodiment. It is a flowchart which shows the terminal control method which concerns on this embodiment (the 1). It is a flowchart which shows the terminal control method which concerns on this embodiment (the 2). It is a flowchart which shows the method at the time of stopping a mobile terminal in the terminal control method concerning this embodiment (the 1). It is a flowchart which shows the method at the time of stopping a mobile terminal in the terminal control method concerning this embodiment (the 2). It is a flowchart which shows the method at the time of stopping a mobile terminal in the terminal control method which concerns on this embodiment (the 3). It is a flowchart which shows the method at the time of starting a mobile terminal in the terminal control method which concerns on this embodiment (the 1). It is a flowchart which shows the method at the time of starting a mobile terminal in the terminal control method concerning this embodiment (the 2). It is a flowchart which shows the method at the time of starting a mobile terminal in the terminal control method which concerns on this embodiment (the 3).

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Communication terminal 20 ... Proxy server 30 ... Other terminal 101 ... File management part 102 ... Power management part 103 ... Communication management part 104 ... Module 105 ... Communication part 106 ... Area detection part 107 ... In-terminal condition detection part 201 ... File Management unit 202 ... Terminal activation unit 203 ... Communication unit 301 ... Communication unit

Claims (9)

A file management unit for managing files uploaded to the proxy server;
A power management unit that determines a power saving mode indicating a function to be stopped when the terminal is put into a sleep state;
A communication management unit for managing functions that can be used even when the terminal is in a sleep state;
A communication unit that transmits information about the file, the power saving mode, and the usable functions to the proxy server;
After the transmission by the communication unit, the power management unit stops the function of the own terminal according to the power saving mode. The file management unit determines the content of upload for each file,
The communication terminal according to claim 1, wherein the communication unit transmits the content of the upload determined by the file management unit as information on the file.   The communication terminal according to claim 1, wherein the communication management unit manages a communication unit of the terminal itself and an address of the communication unit as a function that can be used even in a sleep state. The communication management unit manages a function necessary for starting the file for each file,
2. The communication unit transmits information necessary for starting the file to the proxy server in addition to the information on the file, the power saving mode, and the usable function. The communication terminal of any one of -3. It further comprises an area detection unit for detecting that the terminal is within an area accessible to the proxy server,
5. The communication terminal according to claim 1, wherein the file management unit manages the file based on a notification from the area detection unit. It further includes an in-terminal status detection unit that detects the status in its own terminal,
The communication terminal according to claim 1, wherein the power management unit determines the power saving mode based on a notification from the in-terminal status detection unit. Receives information on a file to be uploaded to the proxy server from the communication terminal, a power saving mode indicating a function to be stopped when the communication terminal is put into the sleep state, and a function that can be used even when the communication terminal is in the sleep state. A communication department;
When receiving an access request to a specific file from another terminal, a file management unit that determines whether it is necessary to start the communication terminal;
When it is necessary to activate the communication terminal, a terminal activation unit that activates the communication terminal using a function that can be used even when the communication terminal is in a sleep state;
A proxy server comprising: The communication unit receives information related to the file, the power saving mode, and the usable function, and for each file, a function necessary for starting the file,
The proxy server according to claim 7, wherein the terminal activation unit activates a function necessary for activating the file of the communication terminal. The communication terminal manages a file to be uploaded to the proxy server;
Determining a power saving mode indicating a function to be stopped when the communication terminal puts its own terminal into a sleep state;
The communication terminal manages a function that can be used even when the terminal is in a sleep state;
The communication terminal transmitting information about the file, the power saving mode, and the usable functions to the proxy server;
The communication terminal according to the power saving mode, to stop the function of the terminal;
When the proxy server receives an access request to a specific file from another terminal, determining whether it is necessary to activate the communication terminal;
And a step of activating the communication terminal by using a function that can be used even when the communication terminal is in a sleep state when the proxy server needs to activate the communication terminal. Method.

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