JP6531772B2 - INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, AND INFORMATION PROCESSING APPARATUS - Google Patents

Description

  The present invention relates to an information processing system, an information processing method, and an information processing apparatus.

  In an office in recent years, an in-house network in which a server, a personal computer (PC) used by an individual, an image forming apparatus, etc. is connected to a network such as a LAN (Local Area Network) is constructed (for example, reference). An individual can receive (download) desired data from the personal PC by accessing the server, which realizes smooth sharing of data and the like in the company.

JP, 2013-175059, A

  It may download multiple data related to personal PC from server. However, if only the deletion operation of one related data is performed in the PC thereafter, but the deletion operation of the other data is forgotten, only the other related data remains in the PC.

  The present invention has been made in view of the above circumstances, and in the case where a plurality of data are downloaded from the server, the other related data is also input simply by inputting an instruction to delete only one of the related data. The object is to enable deletion from a storage unit.

  An information processing system according to an aspect of the present invention includes a server storing a plurality of data, and an information processing apparatus having a communication unit capable of transmitting and receiving data between the server, and the server The information processing apparatus further stores association information indicating data associated with each other among the plurality of pieces of data, and the information processing apparatus controls an operation of receiving data from a user, and an operation of communicating data by the communication unit. A communication control unit for causing the communication unit to receive, from the server, data specified by the instruction received by the reception unit among the plurality of data stored in the server; And a storage control unit for storing data received by the communication unit from the server in the storage unit, the storage control unit including: (i) the communication unit When the data is received from the server, the communication unit causes the communication unit to receive the association information from the server, and (ii) the receiving unit designates one data stored in the storage unit. When an instruction to delete data is received, it is determined whether or not data associated with the one data is stored in the storage unit, and when the associated data is stored in the storage unit The information processing system is configured to perform a process of deleting the associated data from the storage unit together with the one data.

  An information processing method according to another aspect of the present invention is an information processing apparatus including a server storing a plurality of data, and a communication unit and a storage unit capable of transmitting and receiving data between the server and the server. An information processing method for controlling an information processing system comprising: storage step of further storing association information indicating data associated with each other among the plurality of data in the information processing method; A receiving step of receiving an instruction from the user to perform, and a communication control step of controlling data communication operation by the communication unit, the instruction received in the receiving step among a plurality of data stored in the server; A communication control step for causing the communication unit to receive designated data from the server; and the communication unit to execute the server Storage control step of storing data received from the storage unit in the storage unit, and in the storage control step, (i) adding the data to the association in the case of causing the communication unit to receive the data from the server When information is made to be received by the communication unit from the server, and (ii) an instruction to delete data specifying one data stored in the storage unit is received in the receiving step, the information is associated with the one data. It is determined whether or not existing data is stored in the storage unit, and when the associated data is stored in the storage unit, the associated data is deleted from the storage unit along with the one data. It is an information processing method that performs processing to

  An information processing apparatus according to another aspect of the present invention is an information processing apparatus including a communication unit capable of transmitting and receiving data to and from an external server storing a plurality of data, the server The communication control unit further stores association information indicating data associated with each other among the plurality of pieces of data, and a reception unit that receives an instruction from a user and a communication control unit that controls data communication operation by the communication unit. A communication control unit that causes the communication unit to receive, from the server, data specified by the instruction received by the reception unit among the plurality of data stored in the server; a storage unit; and the communication A storage control unit for causing the storage unit to store data received from the server in the storage unit, and the storage control unit (i) When the communication unit receives the association information from the server in addition to the data, and (ii) the receiving unit instructs deletion of data specifying one data stored in the storage unit. When it is received, it is determined whether or not data associated with the one data is stored in the storage unit, and when the associated data is stored in the storage unit, the one data is stored. And an information processing apparatus that performs processing for deleting the associated data from the storage unit.

  According to the present invention, when downloading a plurality of data from the server, it is possible to delete the other related data from the storage unit only by inputting an instruction to delete only one of the related data. be able to.

It is a figure which shows schematic structure of the information processing system concerning Embodiment 1 of this invention. It is a block diagram which shows the internal structure of the information processing apparatus concerning Embodiment 1 of this invention. It is a figure which shows the outline | summary of the processing content in the information processing system concerning Embodiment 1 of this invention. It is a figure which shows an example of the operation screen displayed on the display part of the information processing apparatus concerning Embodiment 1 of this invention. It is a flowchart which shows the flow of operation | movement of the information processing apparatus concerning Embodiment 1 of this invention. It is a figure which shows an example of the information memorize | stored in the memory | storage part of the information processing apparatus concerning Embodiment 1 of this invention. It is a figure which shows an example of a change of the data memorize | stored in the memory | storage part of the information processing apparatus concerning Embodiment 1 of this invention. It is a flowchart which shows the flow of operation | movement by the information processing apparatus concerning Embodiment 2 of this invention. It is a figure which shows an example of a change of the data memorize | stored in the memory | storage part of the information processing apparatus concerning Embodiment 2 of this invention. It is a flowchart which shows the flow of operation | movement by the information processing apparatus concerning Embodiment 3 of this invention. It is a figure which shows an example of a change of the data memorize | stored in the memory | storage part of the information processing apparatus concerning Embodiment 3 of this invention. (A)-(C) are figures which show an example of the data memorize | stored in the memory | storage part of the server concerning Embodiment 4 of this invention. It is a flowchart which shows the flow of operation | movement by the information processing apparatus concerning Embodiment 4 of this invention, and a server. It is a figure which shows an example of the operation screen displayed on the display part of the information processing apparatus concerning Embodiment 4 of this invention. It is a flowchart which shows the flow of operation | movement by the information processing apparatus concerning Embodiment 5 of this invention. It is a figure which shows an example of the operation screen displayed on the display part of the information processing apparatus concerning Embodiment 5 of this invention. It is a figure which shows an example of the data memorize | stored in the server concerning Embodiment 5 of this invention. (A) and (B) is a figure which shows the outline | summary of the operation | movement by the information processing apparatus and server concerning Embodiment 6 of this invention. It is a flowchart which shows the flow of operation | movement by the information processing apparatus concerning Embodiment 6 of this invention, and a server. It is a figure which shows an example of the information memorize | stored in the memory | storage part of the information processing apparatus of Embodiment 6 of this invention. It is a flowchart which shows the flow of operation | movement by the information processing apparatus concerning Embodiment 7 of this invention, and a server. It is a figure which shows an example of the correlation information previously memorize | stored in the memory | storage part of the server concerning Embodiment 7 of this invention. It is a figure which shows an example of the operation screen displayed on the display part of the information processing apparatus concerning Embodiment 7 of this invention. It is a figure which shows an example of the correlation information previously stored in the memory | storage part of the server concerning the supplement of Embodiment 7 of this invention.

  Hereinafter, an information processing apparatus, an information processing system, and an information processing method according to an embodiment of the present invention will be described with reference to the drawings.

First Embodiment
FIG. 1 is a diagram showing a schematic configuration of an information processing system according to a first embodiment of the present invention. The information processing system 1 is connected to a plurality of information processing apparatuses such as the PC 10A, the PC 10B, the PC 10C, the smartphone 10D, and the portable terminal 10E and the network N such as LAN or WAN (Wide Area Network). The server 20 is composed. Although only one server is illustrated in the example illustrated in FIG. 1, two or more servers may be connected to the network N. The PCs 10A, 10B, 10C, the smartphone 10D, and the portable terminal 10E are all examples of an information processing apparatus including a storage unit and a control unit, which will be described later. The device 10 will be described.

  FIG. 2 is a block diagram showing an internal configuration of the information processing apparatus 10. As shown in FIG. The information processing apparatus 10 includes a display unit 110, an operation unit 120, a storage unit 130, a communication unit 140, a control unit 100, and the like.

  The display unit 110 includes a liquid crystal display (LCD) or an organic light-emitting diode (OLED) display, and various operation screens and the like under display control by a display control unit described later. Is displayed.

  The operation unit 120 is an input device such as a mouse, a keyboard, and a touch panel provided on the front of the display unit 110. Instructions from the user for various operations and processes that can be executed by the information processing apparatus 10 are input using the operation unit 120 such as the mouse, the keyboard, and the touch panel described above.

  The storage unit 130 is a storage device such as an HDD or a flash memory. The storage unit 130 includes a plurality of storage areas, and various types of data are stored in each storage area. In the present embodiment, the storage unit 130 includes a plurality of directories, such as a root directory and subdirectories under the root directory, as the plurality of storage areas.

  The communication unit 140 is a communication interface including a communication module such as a LAN chip. The communication unit 140 enables the information processing apparatus 10 to communicate with the server 20 connected via the network N.

  The control unit 100 includes a processor, a random access memory (RAM), a read only memory (ROM), and a dedicated hardware circuit. The processor is, for example, a central processing unit (CPU), a field programmable gate array (FPGA), an application specific integrated circuit (ASIC) or the like. The control unit 100 operates the control unit 101, the communication control unit 102, and the reception unit 103 according to the operation of the processor according to programs such as an OS (Operating System) stored in (stored in) the storage unit 130 and various control programs. Functions as the display control unit 104 and the storage control unit 105. However, each of the above configurations may be configured by hardware circuits regardless of the operation according to the program by the control unit 100.

  The reception unit 103 has a function of receiving a signal output from the operation unit 120 and receiving an instruction from a user input using the operation unit 120.

  The control unit 101 is in charge of overall control of the information processing apparatus 10. In particular, the control unit 101 has a function of executing various programs such as document creation software and spreadsheet software stored in the storage unit 130 according to the instruction received by the reception unit 103.

  The display control unit 104 has a function of controlling the display operation of the display unit 110, and causes the display unit 110 to display an operation screen or the like indicating the result of information processing by the control unit 101.

  For example, when the receiving unit 103 receives a pressing operation on an icon associated with document data displayed on the display unit 110, the control unit 101 executes a program of text creation software. Then, the display control unit 104 causes the display unit 110 to display an operation screen indicating the document data associated with the icon, which is the execution result of the text creation software.

  The communication control unit 102 has a function of controlling the data communication operation of the communication unit 140. In particular, the communication control unit 102 causes the communication unit 140 to receive, from the server 20, data specified by the instruction accepted by the acceptance unit 103 among the plurality of data stored in the server 20.

  The storage control unit 105 has a function of controlling the storage operation of data by the storage unit 130. In particular, the storage control unit 105 causes the storage unit 130 to store data received by the communication unit 140 from the server 20, and performs storage control of data generated or changed by the control unit 101.

  Subsequently, the configuration of the server 20 will be described. The server 20 includes a control unit 200, an operation unit 220, a storage unit 230, a communication unit 240, and the like. The operation unit 220 is an input device such as a mouse, a keyboard, and a touch panel provided on the front of the display unit. The storage unit 230 is a storage device such as an HDD or a flash memory. The communication unit 240 is a communication interface provided with a communication module such as a LAN chip. The server 20 may include a display unit configured of a liquid crystal display, an organic EL display, or the like.

  The control unit 200 is configured to include a processor, a RAM, a ROM, and a dedicated hardware circuit. The control unit 200 functions as the control unit 201, the communication control unit 202, and the storage control unit 203 by the operation of the processor according to the program stored in the storage unit 230. However, each of the above-described configurations may be configured by hardware circuits regardless of the operation according to the program by the control unit 200.

  The control unit 201 is in charge of overall operation control of the server 20. The communication control unit 202 has a function of controlling the communication operation of data by the communication unit 240. The storage control unit 203 has a function of controlling the storage operation of the storage unit 230.

  The above is the description of the configuration of the information processing system 1. Subsequently, processing contents in the information processing system 1 configured of the above-described information processing apparatus 10 and the server 20 will be described.

  FIG. 3 is a diagram showing an outline of processing contents in the information processing system 1. As shown in (1) of the figure, the communication control unit 102 of the information processing apparatus 10 causes the communication unit 140 to transmit the download request specifying the data indicated by the instruction received by the reception unit 103 to the server 20. . Next, as shown in (2) of FIG. 3, the communication control unit 202 of the server 20 sends the data designated by the download request among the data stored in the storage unit 230 to the information processing apparatus 10 via the communication unit 240. Send it. Then, as illustrated in (3) of FIG. 3, the storage control unit 105 of the information processing device 10 causes the storage unit 130 to store the data transmitted from the server 20 that the communication unit 140 has received. At this time, the storage control unit 105 stores data in the storage area (directory) indicated by the instruction received by the receiving unit 103 in the storage unit 130.

  FIG. 4 is a view showing an example of the operation screen displayed on the display unit 110. As shown in FIG. FIG. 4 illustrates an operation screen displayed on the display unit 110 when the file browser software stored in the storage unit 130 is executed by the control unit 101. In the example shown in FIG. 4, the operation screen D2 which is the processing result of the file browser software is displayed in the desktop screen D1. Operation screen D2 shows a path "C: \ User \ download" indicating the location of a directory in storage unit 130, and a plurality of icons associated with various data (files) included in the directory. There is.

  The data received (downloaded) from the server 20 is stored in the download folder shown in FIG. When storage of the data downloaded from the server 20 is completed, an icon associated with the downloaded data is displayed on the display unit 110 under the control of the display control unit 104. When the receiving unit 103 receives a data deletion instruction and data is deleted from the storage unit 130 under the control of the storage control unit 105, the data is deleted from the operation screen D2 under the control of the display control unit 104. The icon associated with the deleted data is deleted.

  Details of processing contents in the information processing apparatus 10 will be further described using the flowchart shown in FIG. When the accepting unit 103 accepts a download instruction of data stored in the server 20 (YES in step S10), the communication control unit 102 causes the communication unit 140 to transmit a download request to the server 20 (step S11). Next, the communication control unit 102 causes the communication unit 140 to receive the data transmitted from the server 20 (step S12). Then, the storage control unit 105 causes the data received by the communication unit 140 in the process of step S12 to be stored in the storage area indicated by the instruction received by the reception unit 103 in the storage unit 130 (step S13). .

  After the process of step S13, the storage control unit 105 determines whether the data received by the communication unit 140 in the process of step S12 is data received from the predetermined server 20 (step S14). Here, as shown in FIG. 6, information indicating the above-described predetermined server 20 is stored in advance in the storage unit 130. In the example shown in FIG. 6, the information indicating the predetermined server 20 includes a server name and an IP address which is information for specifying the predetermined server 20 on the network N. The storage control unit 105 performs the process of step S14 with reference to the above information stored in the storage unit 130.

  If the data received by the communication unit 140 is not the data received from the predetermined server 20 (NO in step S14), the information processing apparatus 10 ends the process. On the other hand, when the data received by the communication unit 140 is data received from the predetermined server 20 (YES in step S14), the storage control unit 105 performs the process of steps S15 to S17 described below.

  In the process of step S <b> 15, the storage control unit 105 counts the time from when the data downloaded from the server 20 is stored in the storage unit 130. Then, when the counted time reaches or exceeds the predetermined time (YES in step S16), the storage control unit 105 performs processing for deleting the above data from the storage unit 130 (step S17).

  FIG. 7 is a diagram showing an example of change of data stored in the storage unit 130. As shown in FIG. The first row of the figure shows the operation screen D2 at the time when “meeting material 2.odt” is stored in the storage unit 130. Two hours before the time when the “meeting material 2.odt” is stored in the storage unit 130, “meeting material 1.odt” is stored in the storage unit 130.

  The second row in FIG. 7 shows a state in which two hours have passed since the state shown in the first row. In this state, four hours which is a predetermined time have passed from the time when "conference material 1. odt" is stored in the storage unit 130. Then, since 4 hours which is a predetermined time has passed from the time when "meeting material 1. odt" is stored in storage unit 130, storage control unit 105 deletes "meeting material 1. odt" from storage unit 130. I am doing it. As a result, the icon associated with "meeting material 1.odt" is deleted from the operation screen D2.

  The third row in FIG. 7 shows a state in which two hours have passed since the state shown in the second row. In this state, four hours, which is a predetermined time, have elapsed from the time when "meeting material 2. odt" is stored in the storage unit 130. Then, since 4 hours which is a predetermined time has passed from the time when "meeting material 2.odt" is stored in the storage unit 130, the storage control unit 105 deletes "meeting material 2.odt" from the storage unit 130. I am doing it. As a result, the icon associated with "meeting material 2.odt" is deleted from the operation screen D2.

  Here, meeting materials may become unnecessary data for the individual after the meeting is over. If data that is not permanently important to such an individual is stored in a predetermined server 20 and downloaded from each information processing apparatus 10 connected to the network N, a predetermined time is set. After the lapse of time, the data is deleted from the storage unit 130. As a result, when the data downloaded from the server 20 to the information processing apparatus 10 of the individual becomes less important without being conscious of the individual, the data processing apparatus 10 can delete the data. Even if the data is deleted from the information processing apparatus 10 of the individual, the data is continuously stored in the server 20, so the data can be downloaded again from the server 20 as needed.

Second Embodiment
FIG. 8 is a flowchart of the operation of the information processing apparatus 10 according to the second embodiment. The same processing as that of the flowchart shown in FIG. 5 is denoted by the same reference numeral and description thereof is omitted.

  In the information processing apparatus 10 according to the second embodiment, after the data deletion process of step S17, the processes of steps S18 and S19 are performed.

  In the process of step S <b> 18, the storage control unit 105 generates link information that is the same data as the data deleted from the storage unit 130 and that can access the data stored in the server 20. Here, the link information refers to, for example, the location of the server 20 on the network N such as a shortcut or a hyperlink including a URL (Uniform Resource Locator) indicating the location of the server 20, and the storage location of data in the server 20. Information that can identify the Then, in the process of step S19, the storage control unit 105 causes the link information in the storage unit 130 to be stored in the storage area where the deleted data is stored.

  FIG. 9 is a diagram showing an example of change of data stored in the storage unit 130. As shown in FIG. As shown in the second row of the figure, when the data of “meeting material 1.odt” is deleted from the storage unit 130, “meeting material 1 in the server 20 is stored in the same storage position as the deleted data. Link information (shortcut) that can access data of .odt is generated. In addition, as shown in the third row of the figure, when the data of “meeting material 2.odt” is deleted from the storage unit 130, “meeting in the server 20 is performed at the same storage position as the deleted data. The link information that can access the data of document 2.odt is generated.

  As described above, according to the information processing apparatus 10 according to the second embodiment of the present invention, even if the data downloaded from the server 20 is deleted from the individual information processing apparatus 10, the individual is subsequently on the server 20. You can easily access the original data of.

Embodiment 3
FIG. 10 is a flowchart of the operation of the information processing apparatus 10 according to the third embodiment. The same processing as that of the flowchart shown in FIG. 5 is denoted by the same reference numeral and description thereof is omitted.

  In the information processing apparatus 10 according to the third embodiment, the display control unit 104 counts time from the time when the data is stored in the storage unit 130 after the process of counting the time after the data of step S15 is stored in the storage unit 130. As time elapses, the display form of the icon associated with the data displayed on the display unit 110 is changed (step S20).

FIG. 11 is a diagram showing an example of change of data stored in the storage unit 130. As shown in FIG. The first row of the figure shows the operation screen D2 at the time when the “meeting material 1.odt” is stored in the storage unit 130. The second row of the drawing shows a state in which two hours have passed since the state shown in the first row. In this state, as indicated by a dotted line in the figure, the display control unit 104 sets the brightness of the color forming the icon associated with "meeting material 1. odt" higher than the state shown in the first row of this figure. doing. In the third row of this figure, 4 hours which is a predetermined time from the time when “conference material 1.odt” is stored in the storage unit 130 after 2 hours have passed since the state shown in the second row. In the elapsed state, “meeting material 1. odt” is deleted from the storage unit 130, and the icon associated with “meeting material 1. odt” is also deleted from the operation screen D2.

  As described above, in the above example, as time passes from the time when data is stored in the storage unit 130, the display form of the icon is changed by increasing the lightness of the color forming the icon. This allows the user to be notified of an approximate time until the data is deleted. The display control unit 104 may change the display form of the icon by reducing the size of the icon as time passes from the time when the data is stored in the storage unit 130.

  In addition, when the reception unit 103 receives a predetermined operation (for example, double click) on the icon, the display control unit 104 returns the display form of the icon to the display form at the time when the data is stored in the storage unit 130. You may process. In this case, the storage control unit 105 returns the time counted in step S15 to zero. By this, it is not the time when the predetermined time has elapsed since the time when the data was stored in storage unit 130, but when the predetermined time has elapsed since the above-described predetermined operation is performed, It will be deleted from the storage unit 130. Therefore, when the user performs the above-described predetermined operation, it is possible to extend the time until the data is deleted.

Fourth Embodiment
12A to 12C illustrate an example of data stored in the storage unit 230 of the server 20 according to the fourth embodiment. In the fourth embodiment, the storage unit 230 of the server 20 stores information for determining the data deletion time in association with the data. In the example shown in FIG. 12A, the name of the data and the deletion time of the data are stored in the storage unit 230 for each data. Further, in the example illustrated in FIG. 12B, the storage unit 230 stores, for each data, the name of the data and the order in which the data is presented at the meeting. Further, in the example illustrated in FIG. 12C, the storage unit 230 stores, for each data, the name of the data and information indicating the importance of the data. The above information is transmitted together with the data from the server 20 to the information processing apparatus 10, and the data deletion time is determined based on the above information transmitted by the information processing apparatus 10.

  FIG. 13 is a flowchart illustrating the flow of the operation of the information processing apparatus 10 and the server 20 according to the fourth embodiment. The same processing as that of the flowchart shown in FIG. 5 is denoted by the same reference numeral and description thereof is omitted.

  When the communication unit 240 of the server 20 receives the download request transmitted from the information processing apparatus 10 (step S30), the communication control unit 202 of the server 20 specifies data to be transmitted indicated in the download request (step S31). ). Then, when there is information associated with the above identified data (YES in step S32), the communication control unit 202 of the server 20 causes the communication unit 240 to send the information associated with the data together with the data. (Steps S33 and S34). On the other hand, when there is no information associated with the specified data (YES in step S32), the communication control unit 202 of the server 20 causes the communication unit 240 to transmit only the specified data (step S34).

  When the information is associated with the transmitted data, that is, when the above information is transmitted from the server 20 together with the data, the storage control unit 105 of the information processing device 10 uses the above information received by the communication unit 140. A process of determining the data deletion time is performed based on the data (step S35).

  For example, when the information indicating the importance of data as shown in FIG. 12C is transmitted from the server 20, the storage control unit 105 of the information processing apparatus 10 is longer as the importance indicated by the information becomes higher. Determine time as data deletion time. Further, when the information indicating the deletion time of data as shown in FIG. 12A is transmitted from the server 20, the storage control unit 105 of the information processing device 10 deletes the time indicated by the information. Decide on. Further, when the information indicating the order in which the data is presented at the conference for the data as shown in FIG. 12B is transmitted from the server 20, the storage control unit 105 of the information processing device 10 has a late order indicated by the information. As time goes by, a long time is decided as data deletion time.

  As described above, according to the information processing apparatus 10 and the server 20 according to the fourth embodiment of the present invention, the deletion time can be made different for each data stored in the server 20, and the deletion time suitable for the data can be made. Data can be deleted from the storage unit 130.

  The information processing apparatus 10 may display an operation screen D4 as shown in FIG. 14 on the display unit 110 under the control of the display control unit 104. The storage control unit 105 generates information for determining the data deletion time based on the operation accepted by the accepting unit 103 on the operation screen. Then, the communication control unit 102 transmits the generated information to the server 20 and causes the storage unit 230 of the server 20 to store the information. As a result, it is possible to determine the time to delete the data stored in the server 20 on the information processing apparatus 10 side.

Fifth Embodiment
FIG. 15 is a flowchart of the operation of the information processing apparatus 10 according to the fifth embodiment. The same processing as that of the flowchart shown in FIG. 5 is denoted by the same reference numeral and description thereof is omitted.

  If the receiving unit 103 receives a data display instruction for data stored in the storage unit 130 in the process of step S13 after the process of step S13 (YES in step S40), the display control unit 104 displays the display screen indicating the data Are displayed on the display unit 110 (step S41). In the example illustrated in FIG. 16, a display screen D3 indicating data of “conference material 1.odt” is displayed on the display unit 110 by a selection operation on the icon associated with “conference material 1.odt”.

  Then, if the data displayed in the process of step S41 is data received from the predetermined server 20 (YES in step S42), the storage control unit 105 causes the display unit 110 to display a display screen indicating the data. The time from the point of time is counted (step S43). Then, when the counted time reaches or exceeds the predetermined time (YES in step S44), the storage control unit 105 performs processing for deleting the above data from the storage unit 130 (step S45).

  As described above, according to the information processing apparatus 10 according to the fifth embodiment of the present invention, the data is downloaded because the data is deleted at a timing when a predetermined time has elapsed since the user browsed the data. It is possible to prevent data from being deleted without being viewed even once.

<Supplementary Note 1>
Since the size of the display unit 110 is limited, it may not be possible to display all the contents of the data at one time. In this case, a display screen showing a part of the contents of the data is displayed as shown in FIG. It will be displayed on the part 110. Instead of counting the time from when the display screen showing the data is displayed on the display unit 110 as in the process of step S43 described above, the storage control unit 105 does not count a predetermined part of the data. The time from when the display screen indicating the content is displayed on the display unit 110 may be counted.

  That is, the storage control unit 105 performs a process of specifying whether the data shown on the display screen includes a predetermined part of data. Specifically, the storage control unit 105 determines whether or not predetermined data (for example, "summary", "conclusion", etc.) is included in the data shown on the display screen, When the defined character is included, it is specified that the data shown on the display screen includes a part of predetermined data. Further, the storage control unit 105 determines whether or not image data is included in the data shown on the display screen, and when the image data is included, the data shown on the display screen is predetermined. It may be specified to include certain data.

  According to the above-described process, data can be deleted not only at the time when the user browses the data but at a timing when a predetermined time has elapsed from the time when the user browses an important part in the data.

<Supplementary Note 2>
As shown in FIG. 17, the data stored in the server 20 may be composed of a plurality of pages. In the example shown in the figure, the data of "meeting material 1. odt" is composed of six pages a1 to a6.

  In this case, the storage control unit 105 performs a process of specifying a page including a predetermined character among a plurality of pages constituting data as a predetermined partial data. For example, when a predetermined character such as "summary" or "conclusion" is included in the page a5 in the figure, the storage control unit 105 determines in advance that the page a5 is displayed on the display unit 110. Data is deleted from the storage unit 130 at a timing when a predetermined time has elapsed.

  In addition, the storage control unit 105 may specify a page including characters having a predetermined number of characters or more among a plurality of pages constituting data as a predetermined part of data. Since a page with a large number of characters is likely to be a page having important content described, it is possible to perform the above processing at a timing when a predetermined time has elapsed since the user browsed the important part in the data. Data can be deleted.

  In addition, the storage control unit 105 causes the display unit 110 to display a page including a predetermined character specified as the predetermined partial data or a page including a character having a predetermined number of characters or more. Is not deleted from the storage unit 130 at a timing when a predetermined time has passed from when the page is displayed on the display unit 110 is continued for a predetermined time or more, the data storage unit It may be deleted from 130. Thereby, data can be deleted when the user browses an important part in the data for a predetermined time or more.

  In addition, the storage control unit 105 may delete data from the storage unit 130 when a predetermined time has elapsed from the time when all the pages constituting the data are displayed on the display unit 110. As a result, it is possible to prevent a situation in which data is deleted from the storage unit 130 in a state where only a part of pages constituting the data is viewed by the user.

<Supplementary Note 3>
In addition, the storage control unit 105 counts the total time during which the display unit 110 displays the display screen indicating the page specified by the process described in the above-described supplement 1 and supplement 2, and the total sum of the counted times is previously calculated. The data may be deleted from the storage unit 130 when the predetermined time or more is reached. The user browses various pages by scrolling (switching) the pages shown on the display screen. In this respect, by performing the above processing, data is deleted at the timing when the total browsing time of important pages in the data becomes longer than a predetermined time while the user browses various pages. be able to.

<Supplement 4>
In addition, the storage control unit 105 has determined that a predetermined time has elapsed since the display screen showing one or a plurality of pages specified by the process described in the above-described supplement 1 and supplement 2 is displayed on the display unit 110. Sometimes, instead of deleting the data itself from the storage unit 130, the specified one or more pages may be deleted from the data composed of a plurality of pages stored in the storage unit 130. That is, the storage control unit 105 performs processing of changing data composed of a plurality of pages stored in the storage unit 130 into data obtained by removing one or more specified pages from the plurality of pages.

Embodiment 6
FIGS. 18A and 18B are diagrams showing an outline of operations of the information processing apparatus 10 and the server 20 according to the sixth embodiment. As shown in these figures, the storage control unit 105 communicates with the server 20 or communicates with the other information processing apparatus 10, and the same data as the data received from the server 20 stored by the storage unit 130. Processing of identifying the other information processing apparatus 10 that has stored

  FIG. 18A shows a case where another information processing apparatus 10 storing the same data as the data received from the server 20 stored in the storage unit 130 in communication with the server 20 is specified. Specifically, the information processing apparatus 10 requests the server 20 for information of another information processing apparatus 10 storing the same data, and the server 20 generates the information and the information is an information processing apparatus 10 sent.

  On the other hand, in FIG. 18B, a process of communicating with the other information processing apparatus 10 and specifying the other information processing apparatus 10 storing the same data as the data received from the server 20 stored in the storage unit 130 is performed. The case is described. Specifically, the information processing apparatus 10 communicates with each of the plurality of other information processing apparatuses 10 connected to the network N, and inquires whether the same data is stored.

The information processing apparatus 10 according to the sixth embodiment performs the process of specifying the other information processing apparatus 10 storing the same data according to the method illustrated in FIG. 18A or FIG. When data is deleted in another information processing apparatus 10, processing for deleting the data from the storage unit 130 is performed.

  FIG. 19 is a flowchart showing a detailed flow of operations when another information processing apparatus 10 storing the same data is specified by the method shown in FIG. 18 (A). When the accepting unit 103 accepts a download instruction of data stored in the server 20 (YES in step S50), the communication control unit 102 causes the communication unit 140 to transmit a download request to the server 20 (step S51).

  When the communication unit 240 of the server 20 receives the download request transmitted from the information processing apparatus 10 (step S60), the communication control unit 202 of the server 20 specifies data to be transmitted indicated in the download request (step S61). And causes the communication unit 240 to transmit the specified data (step S62).

  Next, the communication control unit 102 of the information processing device 10 causes the communication unit 140 to receive the data transmitted from the server 20 (step S52). Then, the storage control unit 105 stores the data received by the communication unit 140 in the process of step S52 in the storage area indicated by the instruction received by the reception unit 103 in the storage unit 130 (step S53). .

  After the process of step S53, the communication control unit 102 causes the communication unit 140 to transmit a signal requesting information of another information processing apparatus 10 storing the same data (step S54). When the server 20 receives a signal indicating the request (step S63), the communication control unit 202 of the server 20 communicates with the plurality of information processing apparatuses 10 connected to the server 20 and stores the same data. The other information processing apparatus 10 being identified is identified (step S64). Then, the communication control unit 202 of the server 20 causes the communication unit 240 to transmit information indicating the specified information processing apparatus (step S65).

  When information indicating that the data is deleted in the other information processing apparatus 10 storing the same data is transmitted from the other information processing apparatus 10 after the process of step S65 and the server 20 receives the information ( In step S66, the communication control unit 202 of the server 20 causes the communication unit 240 to transmit a data deletion report (YES in step S66) (step S67).

  On the other hand, when the information processing apparatus 10 receives the information transmitted in the process of step S65 and the information transmitted in the process of step S66 (steps S55 and S56), the storage control unit 105 of the information processing apparatus 10 stores A process of deleting the above data from the unit 130 is performed (step S57).

  As described above, according to the information processing apparatus 10 and the server 20 according to the sixth embodiment of the present invention, when the same data is deleted in another information processing apparatus 10 connected to the network N, the individual becomes aware It is possible to delete the data from the information processing apparatus 10 without the need.

<Supplementary Note 1>
When there are a plurality of other information processing apparatuses 10 storing the same data as the data received from the server 20 stored in the storage unit 130, the storage control unit 105 determines in advance among the plurality of other information processing apparatuses 10 The data may be deleted from the storage unit 130 when the data is deleted in the other information processing apparatus 10 having the above ratio or more. For example, when there are five other information processing apparatuses 10 storing the same data, storage control is performed when data is deleted in the information processing apparatus 10 (for example, three) having a predetermined ratio of 50% or more. The unit 105 deletes the data from the storage unit 130.

  In addition, the importance of the information processing apparatus 10 for each of the plurality of information processing apparatuses 10 capable of transmitting and receiving data to and from the server 20 in the storage unit 130 of the information processing apparatus 10 or the storage unit 230 of the server 20 You may store in advance a score indicating. FIG. 20 is a diagram showing an example of the information stored in the storage unit 130 of the information processing device 10. In the example shown in the figure, the name of the information processing apparatus 10 and the score indicating the importance of the information processing apparatus 10 are stored for each of the plurality of information processing apparatuses 10 connected to the server 20.

  Then, the storage control unit 105 adds up the scores of the other information processing apparatuses 10 from which the data has been deleted, and deletes the data from the storage unit 130 when the value of the addition is equal to or greater than a predetermined value. Do the process of As a result, when the same data is deleted in the information processing apparatus 10 having the highest degree of importance among the other information processing apparatuses 10 connected to the network N, the data can be deleted from the information processing apparatus 10 .

<Supplementary Note 2>
The storage control unit 105 generates link information that is the same data as the data deleted from the storage unit 130 and can access the data stored in the server 20, and stores the generated link information. The deleted data in the unit 130 may be stored in the storage area in which the deleted data is stored. Thus, even if the data downloaded from the server 20 is deleted from the information processing apparatus 10 of the individual, the individual can easily access the original data on the server 20 thereafter.

Seventh Embodiment
FIG. 21 is a flowchart illustrating the flow of the operation of the information processing apparatus 10 and the server 20 according to the seventh embodiment. When the accepting unit 103 accepts a download instruction of data stored in the server 20 (YES in step S70), the communication control unit 102 causes the communication unit 140 to transmit a download request to the server 20 (step S71). The download request includes, in addition to the information specifying the data to be downloaded, an instruction to transmit the association information stored in the server 20 together with the data.

  FIG. 22 is a diagram illustrating an example of the association information stored in advance in the storage unit 230 of the server 20. The association information is information indicating data associated with each other among a plurality of data stored in the server 20. In the figure, for example, data of “conference material 1.odt” in the server 20 and data of “conference material 2.odt” are associated with each other.

  When the communication unit 240 of the server 20 receives the download request transmitted from the information processing apparatus 10 (step S80), the communication control unit 202 of the server 20 specifies data to be transmitted indicated in the download request (step S81). ). Then, the communication control unit 202 of the server 20 causes the communication unit 240 to transmit the association information stored in the storage unit 230 together with the specified data (step S82).

  The communication control unit 102 of the information processing device 10 causes the communication unit 140 to receive the data and the association information transmitted from the server 20 (step S72). Then, the storage control unit 105 stores the data received by the communication unit 140 in the process of step S72 in the storage area indicated by the instruction received by the receiving unit 103 in the storage unit 130 (step S73). .

  If the receiving unit 103 receives an instruction to delete the data downloaded from the server 20 after the process of step S73 (YES in step S74), the storage control unit 105 of the information processing device 10 uses the association information received in the process of step S72. Based on the process, it is determined whether the data associated with the data to be deleted is stored in the storage unit 130 (step S75). When the data associated with the data to be deleted is stored (YES in step S75), storage control unit 105 stores the data associated with the data for which the deletion instruction has been received together with the data for which the deletion instruction has been received. It is deleted from the part 130 (steps S76 and S77). On the other hand, when the data associated with the data to be deleted is not stored (NO in step S75), storage control unit 105 deletes only the data for which the deletion instruction has been received from storage unit 130 (step S77).

  As described above, according to the information processing apparatus 10 and the server 20 according to the seventh embodiment of the present invention, when downloading a plurality of data from the server 20, an instruction to delete only one of the associated data is input. The other associated data can also be deleted from the storage unit 130 alone. Also, this can prevent the situation where only one related data is deleted but the other data is forgotten.

<Supplementary Note 1>
The storage control unit 203 of the server 20 analyzes a plurality of stored data to specify two or more data in which the same character string is present by a predetermined amount or more, and the specified two or more data May be generated in the storage unit 230, as well as generating association information in which the data are associated with each other. Since data in which the same character string exists in excess of a predetermined amount is highly likely to indicate data related to each other, the data can be associated on the server 20 side by performing the above processing.

  The information processing apparatus 10 may display an operation screen D6 as shown in FIG. 23 on the display unit 110 under the control of the display control unit 104. The storage control unit 105 specifies two or more pieces of data associated with each other from among the plurality of data stored in the server 20 based on the operation received by the receiving unit 103 on the operation screen D6. Then, the communication control unit 102 causes the communication unit 140 to transmit information indicating the associated two or more pieces of data identified by the storage control unit 105 to the server 20. The server 20 generates association information based on the above information transmitted from the information processing apparatus 10. Thereby, desired data can be associated in the information processing apparatus 10.

<Supplementary Note 2>
The storage control unit 105 of the information processing apparatus 10 determines whether the data to be deleted is stored in the server 20 before performing the process of deleting the data in steps S76 and S77 of FIG. 21 from the storage unit 130. You may Specifically, under the control of the communication control unit 102 of the information processing apparatus 10, by performing communication with the server 20 via the communication unit 140, it is specified whether or not the data to be deleted is stored in the server 20. Do.

  Then, when the data to be deleted is deleted from the server 20, the storage control unit 105 does not perform the process of deleting the data from the storage unit 130. On the other hand, when the data to be deleted is stored in the server 20, processing for deleting the data from the storage unit 130 (steps S76 and S77) is performed. By the above-described processing, it is possible to avoid a situation in which the data is also deleted in the information processing apparatus 10 in a state where the data is deleted from the server 20 and the data can not be accessed.

<Supplementary Note 3>
The data received by the communication unit 140 from the server 20 and stored in the storage unit 130 may be data in a directory stored in the server 20. In this case, the communication control unit 102 of the information processing apparatus 10 may perform processing of determining whether data in the directory has been updated or added in the server 20 at predetermined time intervals. Specifically, the above determination process is performed by communicating with the server 20 via the communication unit 140. Then, when the data in the directory stored in the server 20 is updated or added, the communication control unit 102 causes the communication unit 140 to receive the updated or added data from the server 20. Thereafter, the storage control unit 105 causes the storage unit 130 to store the updated or added data received from the server 20 by the communication unit 140.

  By the above-described processing, data updated or added in the server 20 after downloading of data can be reflected in the information processing apparatus 10 without the individual being aware.

<Supplement 4>
FIG. 24 is a diagram showing an example of the association information stored in advance in the storage unit 230 of the server 20 in the example shown in Supplement 4. In the example shown in the figure, the data of "meeting material 1.odt" and "meeting material 3.odt" are associated with only the data of "meeting material 2.odt". On the other hand, the data of "meeting material 2.odt" is associated with the data of both "meeting material 1.odt" and "meeting material 3.odt".

  When there are a plurality of data associated with one piece of data for which the receiving unit 103 has received the deletion instruction, the storage control unit 105 stores a plurality of data associated with the one piece of data. Perform processing to delete from. For example, when the receiving unit 103 receives an instruction to delete the data of “meeting material 2.odt”, the storage control unit 105 adds “meeting material 1.odt” and “ The data of the conference material 3.odt "is deleted from the storage unit 130. On the other hand, when the receiving unit 103 receives an instruction to delete the data of “conference material 1.odt” or “conference material 3.odt” associated with only one data, the storage control unit 105 1. Delete the data of “conference material 2.odt” from the storage unit 130 together with the data of “odt” or “conference material 3.odt”.

  The present invention is not limited to the configuration of the embodiment described above, and various modifications are possible.

  The program described in the above embodiment and modification may be recorded in a computer readable non-transitory recording medium, such as a hard disk, a CD-ROM, a DVD-ROM, a semiconductor memory, or the like.

  Further, the configurations shown in the above embodiment and modification may be partially combined.

Reference Signs List 1 information processing system 10 information processing apparatus 20 server 100 control unit 101 control unit 102 communication control unit 103 reception unit 104 display control unit 105 storage control unit 110 display unit 120 operation unit 130 storage unit 140 communication unit 200 control unit 201 control unit 202 Communication control unit 203 Storage control unit 220 Operation unit 230 Storage unit 240 Communication unit

Claims (9)

With a server that stores multiple data,
An information processing apparatus having a communication unit capable of transmitting and receiving data to and from the server;
The server further stores association information indicating data associated with each other among the plurality of data,
The information processing apparatus is
A reception unit that receives instructions from the user;
The communication control unit that controls the communication operation of data by the communication unit, and among the plurality of data stored in the server, the data designated by the instruction received by the reception unit is transmitted to the communication unit. A communication control unit to be received from the server;
A storage unit,
And a storage control unit that causes the communication unit to store data received from the server in the storage unit.
The storage control unit (i) causes the communication unit to receive the association information from the server in addition to the data when the communication unit receives the data from the server, and (ii) the reception unit When an instruction to delete data specifying one data stored in the storage unit is accepted, it is determined whether or not data associated with the one data is stored in the storage unit. An information processing system that performs processing of deleting the associated data from the storage unit together with the one data when the data being stored is stored in the storage unit.   The server analyzes the stored plurality of data to identify two or more data in which the same character string exists by a predetermined amount or more, and associate the identified two or more data with each other. The information processing system according to claim 1, wherein the association information to be processed data is generated. The storage control unit identifies two or more pieces of data associated with each other out of the plurality of pieces of data stored in the server based on an instruction from the user.
The communication control unit causes the communication unit to transmit, to the server, information indicating two or more pieces of mutually associated data specified by the storage control unit.
The information processing system according to claim 1, wherein the server generates the association information based on the information transmitted from the communication unit.   The storage control unit performs a process of deleting the plurality of pieces of associated data together with the one piece of data from the storage unit when a plurality of pieces of data associated with the one piece of data exist in the storage unit. The information processing system according to any one of claims 1 to 3.   The storage control unit performs processing to specify whether the data to be deleted is stored in the server before the processing to delete the data from the storage unit, and the data to be deleted is transmitted from the server When deleted, the data is not deleted from the storage unit, and when the data to be deleted is stored in the server, the data is deleted from the storage unit. An information processing system according to any one of claims 1 to 4.   The storage control unit generates link information capable of accessing the data stored in the server after deleting the data from the storage unit, and the generated link information is stored in the storage unit. The information processing system according to any one of claims 1 to 5, wherein the data is stored in the storage area in which the data among the plurality of storage areas is stored. When the communication control unit receives data from the server and the communication unit receives data from the server and the data stored in the storage unit is data in a directory stored in the server, the communication control unit performs communication in the directory at predetermined time intervals. To determine whether the data in the directory is updated or added, and when the data in the directory is updated or added, the communication unit is made to receive the updated or added data from the server,
The information processing system according to any one of claims 1 to 6, wherein the storage control unit causes the storage unit to store the updated or added data received by the communication unit from the server. An information processing method for controlling an information processing system, comprising: a server storing a plurality of data; and an information processing apparatus having a communication unit and a storage unit capable of transmitting and receiving data to and from the server. ,
Storing, in the server, association information indicating data associated with each other among the plurality of data;
A receiving step of receiving an instruction from a user performed in the information processing apparatus;
A communication control step of controlling data communication operation by the communication unit, the data designated by the instruction received in the reception step among the plurality of data stored in the server, the communication unit being the communication control step; A communication control step to be received from the server;
A storage control step of causing the communication unit to store data received from the server in the storage unit;
In the storage control step, (i) when the communication unit receives the data from the server, the communication unit causes the communication unit to receive the association information from the server, and (ii) the receiving step. When an instruction to delete data specifying one data stored in the storage unit is accepted, it is determined whether or not data associated with the one data is stored in the storage unit. An information processing method for performing processing of deleting the associated data from the storage unit together with the one data when the stored data is stored in the storage unit. An information processing apparatus having a communication unit capable of transmitting and receiving data to and from an external server storing a plurality of data, comprising:
The server further stores association information indicating data associated with each other among the plurality of data;
A reception unit that receives instructions from the user;
The communication control unit that controls the communication operation of data by the communication unit, and among the plurality of data stored in the server, the data designated by the instruction received by the reception unit is transmitted to the communication unit. A communication control unit to be received from the server;
A storage unit,
A storage control unit for causing the communication unit to store data received from the server in the storage unit;
The storage control unit (i) causes the communication unit to receive the association information from the server in addition to the data when the communication unit receives the data from the server, and (ii) the reception unit When an instruction to delete data specifying one data stored in the storage unit is accepted, it is determined whether or not data associated with the one data is stored in the storage unit. An information processing apparatus, which performs processing of deleting the associated data from the storage unit together with the one data when the stored data is stored in the storage unit.