JP2009037328A - Content data transfer system and content controller - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To reduce a load on a user for preliminary preparation, and to achieve the data transfer of content owned by its own device by a simple operation. <P>SOLUTION: A user portable terminal 20 makes a connection request to a content controller 10 by using an IP address assigned to the content controller 10, and accepts the designation of content from a content list displayed on a client operation screen acquired from the content controller 10, and transmits client operation information with which the designated content can be specified, and receives content shown by the client operation information. Also, the content controller 10 provides the client operation screen to the user portable terminal 20 which has made the connection request by using its own IP address, and retrieves the content shown by the client operation information from the user portable terminal 20 from a content storage part 19 installed in itself, and transmits the content to the user portable terminal 20. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a technique for transmitting content to be transferred to a user portable terminal in response to a request from the user portable terminal connected to a communication network.

  Conventionally, a communication system has been proposed in which content such as music data stored on a music CD (compact disc) owned by an individual user can be downloaded to the mobile communication terminal of the user and used. .

  For example, Patent Document 1 discloses a content browsing system in which content such as a moving image file and an audio file is uploaded to a server device on a communication network and can be downloaded from the server device to a terminal device.

JP 2006-301889 A

  However, in the invention described in Patent Document 1 described above, as a preparation for downloading content to the mobile communication terminal, it is necessary to upload content that may be downloaded to the mobile communication terminal to the storage server.

  As described above, the invention described in Patent Document 1 has a problem that processing operations are troublesome for the user because it always requires two steps of uploading and downloading. There is also a problem that if the content is not uploaded in advance and stored in the storage server, the content cannot be downloaded when the user suddenly wants to use it on the go.

  In order to solve the above-described problems, the present invention can reduce the burden on the user for preparations in advance and can transfer data owned by the user with a simple operation. And

  A content data transfer system according to the present invention includes a user portable terminal connected to a communication network, and a content control device that transmits content to be transferred to the user portable terminal in response to a request from the user portable terminal. In the data transfer system, the user portable terminal uses a connection request unit that makes a connection request to the content control device using an address assigned to the content control device, and a user operation acquired from the content control device. User operation screen display means for displaying a screen, content designation accepting means for accepting content designation by a user operation from a content list displayed on the user operation screen, and content capable of specifying the content designated by the user operation The command to send specific data Content receiving means for receiving content indicated by the content specifying data from the content control device, wherein the content control device uses the address of the user to make a connection request. A user operation screen providing means for providing the user operation screen usable in the user portable terminal to the terminal; a content specifying data receiving means for receiving the content specifying data from the user portable terminal; Content search means for searching for content indicated by the content specifying data from content storage means provided therein, and content transmission means for transmitting the content searched by the content search means to the user portable terminal .

  With the above configuration, it is not necessary to upload content to the storage server, so the burden on the user for preparations can be reduced, and data owned by the user can be transferred by simple operations. Will be able to.

  On the user operation screen, for example, a content list indicating a list of content stored in the content storage unit included in the content control device is displayed, and content display accepting designation of content by user operation from the content list An area is provided.

  The content control device includes code information display means for displaying code information indicating an address assigned to the content control device on the screen, and the user portable terminal includes a code reader for reading the code information displayed on the screen, The connection request means may be configured to make a connection request using an address indicated by code information read by the code reader.

  The content control apparatus of the present invention is a content control apparatus that transmits content to be transferred to the user portable terminal in response to a request from the user portable terminal connected to the communication network, and is assigned to the content control apparatus. User operation screen providing means for providing the user operation screen usable in the user portable terminal to the user portable terminal that has made a connection request using an address, and the user operation from the user portable terminal Content specifying data receiving means for receiving content specifying data capable of specifying the content specified by the user operation from the content list displayed on the screen for use, and searching for the content indicated by the content specifying data from the content storage means provided by itself Content search means, and content search means Characterized in that it comprises a content transmission unit which transmitted the content retrieval by the means to the user portable terminal.

  Further, the content data transfer system of the present invention includes a user portable terminal connected to a communication network, a content control device that transmits content to be transferred to the user portable terminal in response to a request from the user portable terminal, A content data transfer system including an address management device that manages an address of a content control device, wherein the user portable terminal presents a device ID assigned to the content control device to the address management device. Displayed on the user operation screen, a connection request request unit that requests a connection request to the content control device, a user operation screen display unit that displays a user operation screen acquired from the content control device Accept content specification by user operation from content list Content specification receiving means, content specifying data transmitting means for transmitting content specifying data capable of specifying content specified by a user operation, and content receiving means for receiving content indicated by the content specifying data from the content control device The address management device specifies an address assigned to the content control device associated with the presented device ID in response to a connection request from the user portable terminal. And connection request means for making a connection request for requesting the content control apparatus to connect to the user portable terminal using the address specified by the address specifying means. Connection identified by a connection request using a specific address User operation screen providing means for providing the user operation screen that can be used in the user portable terminal to the user portable terminal that is a request source, and the content specifying data from the user portable terminal are received. Content specifying data receiving means, content searching means for searching for content indicated by the content specifying data from a content storage means provided therein, and content transmitting means for transmitting the content searched by the content searching means to the user portable terminal It is characterized by including.

  The address management device responds to an update of an address management table that registers and registers a device ID and an address assigned to the content control device, and an address assigned to the content control device. Address updating means for updating an address registered in the address management table, wherein the address specifying means specifies an address associated with the device ID presented with reference to the address management table It may be configured to.

  Furthermore, the content control device of the present invention is assigned a predetermined device ID, and its own address is managed by the address management device in association with the device ID, from a user portable terminal connected to a communication network. A content control device that transmits content to be transferred to the user portable terminal in response to a request, wherein the address from the address management device in response to a connection request from the user portable terminal presenting the device ID User operation screen providing means for providing, to the user portable terminal that is the connection request request source specified by the used connection request, the user operation screen that can be used in the user portable terminal, and the user portable terminal From the content list displayed on the user operation screen from Content specifying data receiving means for receiving content specifying data capable of specifying specified content, content searching means for searching for content indicated by the content specifying data from a content storage means provided therein, and searching by the content searching means Content transmitting means for transmitting the processed content to the user portable terminal.

  According to the present invention, since it is not necessary to upload content to the storage server, it is possible to reduce the burden on the user for preparation in advance and to transfer data owned by the user by simple operation. become able to.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

  FIG. 1 is a block diagram showing an example of the configuration of a content data transfer system 100 according to an embodiment of the present invention. As shown in FIG. 1, the content data transfer system 100 of this example includes a content control device 10 and a user portable terminal 20. The content control apparatus 10 and the user portable terminal 20 are connected to a communication network 30 such as the Internet.

  The content control device 10 is configured by a multimedia device such as a personal computer, an audio component, a video player, a television, and a game device that can be connected to the communication network 30. Note that “content” corresponds to, for example, music content, moving image content, still image content, video game content, and the like.

  The user portable terminal 20 is a portable terminal device that can use content such as music content and video content, and can be wirelessly connected to the communication network 30 by, for example, a cellular phone terminal, a portable communication terminal, a portable game device, or the like. Composed.

  FIG. 2 is a block diagram illustrating a configuration example of the content control apparatus 10 in the content data transfer system 100 of the present example. As shown in FIG. 2, the content control apparatus 10 includes a control unit 11 that controls the entire apparatus 10 according to a control program, a communication control unit 12 that performs communication control related to transmission and reception of content, and a client operation information reception unit. 13, a client operation information analyzing unit 14, a client operation execution instructing unit 15, a client operation GUI (Graphical User Interface) providing unit 16, and a data display that displays various data on a screen, for example, a liquid crystal display device. A unit 17; a data input unit 18 configured to input various data by operating an input device such as a keyboard and a mouse; and a content storage unit 19 configured to store content (content data) configured by a storage medium such as a database device. Including. It is assumed that a control program for causing the control unit 11 to execute processing is stored in a memory (not shown) included in the content control apparatus 10.

  FIG. 3 is a block diagram illustrating a configuration example of the user portable terminal 20 in the content data transfer system 100 of the present example. As shown in FIG. 3, the user portable terminal 20 includes a control unit 21 that controls the entire terminal 20 according to a control program, a communication control unit 22 that performs communication control related to transmission / reception of content, and a client operation information creation unit. 23, a client operation information transmission unit 24, a client operation GUI reception unit 25, a data display unit 26 configured to display various data on a screen, for example, a liquid crystal display device, and an input device such as a keyboard or a numeric keypad. A data input unit 27 configured to input various data and a content storage unit 28 configured by a storage medium such as a database device and storing content are included.

Next, the operation of the content data transfer system 100 of this example will be described.
Here, in order to simplify the description, the description may be omitted except for the processing particularly related to the present invention. Here, a process in which the user X transfers data stored in the content storage unit 19 included in the content control apparatus 10 installed at home to the user portable terminal 20 managed by the user X will be described. In this example, “data transfer” means that the data is transmitted in order to move the data via the communication network 30, and the data is duplicated (copied) when the data is moved. And a case where data is not duplicated (when stored data at the transmission source is deleted).

  Here, it is assumed that an IP (Internet Protocol) address assigned to the content control apparatus 10 is registered in the user portable terminal 20 in advance. In this example, in this example, a two-dimensional barcode indicating its own IP address is displayed on the data display unit 17 of the content control device 10 by the operation of the user X, and the two-dimensional barcode displayed on the screen is carried by the user. What is necessary is just to make it acquire and register to the user portable terminal 20 using the barcode reader function of the terminal 20.

  In this example, the content control apparatus 10 generates a two-dimensional bar code indicating the IP address assigned to itself and a two-dimensional bar code indicating the IP address of the user according to the operation of the user X. A function of displaying the code on the data display unit 17; For example, as shown in FIG. 4, the two-dimensional barcode is a data display when the content control device 10 is composed of an HDD video deck 10 a and a television device 10 b and is connected to the communication network 30 via a router. It is displayed on the display screen of the television apparatus 10b having the role of the unit 17.

  Note that any method may be used for registering the IP address of the content control apparatus 10 in the user portable terminal 20. The “IP address” is an example, and any IP address may be used as long as it is an address assigned to the content control apparatus 10 used on the communication network 30. In addition, the “IP address” is not limited to a global IP address, and is used in the content control apparatus 10 when using a technique for sharing a global IP address such as NAT (Network Address Translation) or IP masquerade among a plurality of terminal devices. Contains the assigned local IP address. When a local IP address assigned to the content control apparatus 10 is used, a global IP address and a local IP address (or data that can identify the local IP address) for accessing the content control apparatus 10 are used. May be displayed on the data display unit 17 and registered in the user portable terminal 20.

  FIG. 5 is a flowchart showing an example of content transfer processing in the content data transfer system 100 of this example. In the content transfer process, the control unit 21 of the user portable terminal 20 first uses the IP address of the content control device 10 registered in its own memory in accordance with the operation of the user X, to use the content control device 10. Is accessed (step S101). In step S101, for example, information for user authentication such as the terminal ID of the user portable terminal 20 is presented.

  When accessed from the user portable terminal 20, the control unit 11 of the content control apparatus 10 determines whether or not to authenticate the access source, for example, by confirming whether the received terminal ID is a regular ID. Processing is executed (step S201). When it is determined to authenticate, the client operation GUI providing unit 16 of the content control apparatus 10 transmits the client operation GUI to the user portable terminal via the communication network 30 (step S202).

  When the user portable terminal 20 receives the client operation GUI by the client operation GUI receiving unit 25, the user portable terminal 20 displays the client operation GUI received by the control unit 11 on the data display unit 26 (step S102). For example, as shown in FIG. 6, the client operation screen displayed by the client operation GUI includes a content display area 50 for displaying the file name of the content stored in the content control apparatus 10 and a determination button 51. ing.

  Next, the user portable terminal 20 receives a client operation indicating the operation of the data input unit 27 by the user X (step S103), and creates client operation information indicating the content of the received client operation (step S104).

  Here, in step S103, the selection operation of the content desired to be transferred among the contents displayed in the content display area 50 and the pressing operation of the selection button 61 indicating that the selection of the content desired to be transferred is completed. And accept. Note that the client operation that can be accepted in step S103 is not limited to the content selection operation and the selection completion operation, but various processes that can be executed by the content control apparatus 10 such as an operation for requesting a content preview. Including an operation to request.

  Here, in step S104, client operation information including content specifying information (specifically, for example, a file name) indicating the data transfer target content received in step S103 is created. Then, the client operation information transmission unit 24 of the user portable terminal 20 transmits the client operation information created in step S104 toward the content control apparatus 10 (step S105).

  When the client operation information is received, the content control apparatus 10 receives the received client operation information (step S203) and analyzes the received client operation information (step S204). In step S204, the client operation information analysis unit 14 of the content control apparatus 10 executes processing for analyzing the contents of the client designation operation indicated by the client operation information. Here, in step S204, an analysis result is obtained that the processing operation for searching for content desired to transfer data and transmitting it to the user portable terminal 20 is a client designation operation.

  Next, the client operation execution instruction unit 15 of the content control apparatus 10 instructs the control unit 11 to execute the process indicated by the client instruction operation that is the analysis result of step S204. In accordance with this instruction, the control unit 11 executes the process indicated by the client instruction operation indicated by the analysis result of step S204 (step S205). In this example, the content designated by the user X is retrieved from the content storage unit 19 provided in the content control apparatus 10 in step S205, and the retrieved content is transmitted to the user portable terminal 20 via the communication network 30. . In this example, when content is transmitted to the user portable terminal 20 in step S205, the content control apparatus 10 is prohibited from copying the transmitted content (for personal use). For example, the content is deleted from the content storage unit 19.

  And the user portable terminal 20 receives the content transmitted by execution of step S205 (step S106). As described above, the content designated by the user X operating the user portable terminal 20 at a place where the user is away is transferred from the content control device 10 installed at home or the like to the user portable terminal 20, for example. .

  As described above, in the above-described embodiment, the user portable terminal 20 makes a connection request to the content control apparatus 20 using the IP address assigned to the content control apparatus 10, and the content control apparatus 20 A client operation screen (an example of a user operation screen) acquired from the above, displays content specified by the user operation from the content list displayed on the client operation screen, and can specify the content specified by the user operation Specific data (an example of client operation information) is transmitted, and the content indicated by the content specific data from the content control apparatus 10 is received. In addition, the content control apparatus 10 provides a client operation screen that can be used in the user portable terminal 20 to the user portable terminal 20 that has made a connection request using its own IP address. The content specifying data is received, the content indicated by the content specifying data is searched from the content storage unit 19 included in the content specifying data, and the searched content is transmitted to the user portable terminal 20. With this configuration, it is not necessary to upload content to the storage server, so that the burden on the user for advance preparation can be reduced, and data owned by the user can be transferred by a simple operation. It becomes like this.

  That is, for the user, the content control apparatus 10 is accessed from the outside using the user portable terminal 20 only by registering the IP address of the content control apparatus 10 in advance in the user portable terminal 20 by the barcode reader function. The content stored in the content control apparatus 10 can be transferred by a simple operation using the user interface. Further, since it is not necessary to store the content in a storage server or the like on the communication network 30, it is possible to prevent the content from being illegally transferred to another person, and the content can be safely stored on the go. Can be used for personal use.

  In the above-described embodiment, a content list indicating a list of contents stored in the content storage unit 19 included in the content control apparatus 10 is displayed on the client operation screen, and content specification by a user operation is performed from the content list. Since the content display area (display area 50) for accepting data is provided, it is stored in the content control apparatus 10 by a simple operation of simply selecting the content for which data transfer is desired from the content list. The self-owned content can be externally transferred to the user portable terminal 20.

  In the above-described embodiment, the content control apparatus 10 displays code information indicating the IP address assigned to the content control apparatus 10 on the screen, and the user portable terminal 20 provides a code reader that reads the code information displayed on the screen. Since the connection request is made using the IP address indicated by the code information read by the code reader, the IP address assigned to the content control apparatus 10 can be easily registered in the user portable terminal 20 Therefore, it is possible to reduce the burden on the user for preparation in advance and to transfer data owned by the user by a simple operation.

  Further, in the above-described embodiment, the client operation that can be used in the user portable terminal 20 by the content control apparatus 10 for the user portable terminal 20 that has made a connection request using the IP address assigned to the content control apparatus 10 Provide a screen (an example of a user operation screen), receive content specifying data that can specify the content specified by the user operation from the content list displayed on the user operation screen from the user portable terminal 20, and specify the content Since the content indicated by the data is searched from the content storage unit 19 included in the device and the searched content is transmitted to the user portable terminal 20, it is not necessary to upload the content to the storage server and to prepare in advance Can reduce user's burden for self Content owned becomes possible to data transferred by a simple operation.

  In the above-described embodiment, the user portable terminal 20 directly accesses the content control apparatus 10 using the IP address of the content control apparatus 10. However, the user portable terminal 20 has the IP address of the content control apparatus 10. The content control apparatus 10 may be accessed via an address management server that manages the content on the communication network 30.

  FIG. 7 is a block diagram illustrating a configuration example of a content data transfer system 200 according to another embodiment of the present invention. In the following description, the same components as those described in the above-described embodiment are given the same reference numerals, and detailed description thereof is omitted. The content data transfer system 200 in this example includes a content control device 10, a user portable terminal 20, and an address management server 40. The content control device 10, the user portable terminal 20, and the address management server 40 are each connected to a communication network.

  The address management server 40 has a function of managing the IP address of the content control device 10 and is configured by a server device such as a DNS (Domain Name System) server. In this example, it is assumed that the IP address of the content control apparatus 10 changes dynamically. The content control apparatus 10 notifies the updated IP address to the address management server 40 via the communication network 30 every time the IP address assigned to itself is updated. The address management server 40 manages the device ID uniquely assigned to the content control device 10 and the IP address assigned to the content control device 10 in association with each other.

  Next, the operation of the content data transfer system 200 according to another embodiment of the present invention will be described. Here, in order to simplify the description, the description may be omitted except for the processing particularly related to the present invention. In addition, here, a process in which the user X transfers data stored in the content storage unit 19 included in the content control apparatus 10 installed at home, for example, to the user portable terminal 20 managed by the user X will be described. .

  Here, it is assumed that a device ID uniquely assigned to the content control device 10 is registered in advance in the user portable terminal 20. In this example, this registration is performed by a user X input operation of the device ID. Note that any method may be used for registering the device ID of the content control device 10 in the user portable terminal 20.

  FIG. 8 is a flowchart showing an example of content transfer processing in the content data transfer system 200. In the content transfer process, the control unit 21 of the user portable terminal 20 first obtains the device ID of the content control device 10 registered in its own memory and its own terminal ID according to the operation of the user X. Presenting and accessing the address management server 40 (request for connection) (step S101a).

  When accessed from the user portable terminal 20, the address management server 40 refers to, for example, an address management table as shown in FIG. 9, and sets the IP address associated with the presented device ID of the content control device 10. By searching, the IP address of the content control apparatus 10 is specified (step S301). In this example, as shown in FIG. 9, the address management table includes the device ID, the IP address of the content control device to which the device ID is assigned, and the user ID of the user who manages the content control device. Registered in association.

  Next, the address management server 40 uses the identified IP address to access the content control apparatus 10 (request for connection with the user portable terminal 20) (step S302).

  When receiving the connection request, when the content control apparatus 10 determines to authenticate in step S201, the content control apparatus 10 transmits a client operation GUI to the user portable terminal 20 in step S202. Thereafter, similarly to the process described with reference to FIG. 5, the processes after step S102 are executed.

  As described above, in the other embodiments described above, the user portable terminal 20 presents the device ID assigned to the content control device 10 and sends it to the content control device 10 to the address management server 40. The client operation screen (an example of a user operation screen) acquired from the content control apparatus 10 is displayed, the content specification by the user operation is received from the content list displayed on the client operation screen, and the user The content specifying data (an example of client operation information) that can specify the content specified by the operation is transmitted, and the content indicated by the content specifying data from the content control apparatus 10 is received. Further, the address management server 40 identifies the IP address assigned to the content control device 10 associated with the presented device ID in response to the connection request request from the user portable terminal 20, and identifies the identified IP A connection request for requesting connection with the user portable terminal 20 is made to the content control apparatus 10 using the address. Then, the content control device provides a user operation screen that can be used in the user portable terminal 20 to the user portable terminal 20 that is the connection request request source specified by the connection request using its own IP address. The content specifying data from the user portable terminal 20 is received, the content indicated by the content specifying data is searched from the content storage unit 19 provided therein, and the searched content is transmitted to the user portable terminal 20. With this configuration, it is not necessary to upload content to the storage server, so that the burden on the user for advance preparation can be reduced, and data owned by the user can be transferred by a simple operation. It becomes like this. Even when the IP address of the content control device 10 is dynamically changed (updated), by registering the device ID in the user portable terminal 20, the content owned by the user can be easily operated. Data can be transferred.

  In the other embodiments described above, the address management server 40 has an address management table for registering the device ID and the IP address assigned to the content control device 10 in association with each other. The IP address registered in the address management table is updated in response to the update of the IP address assigned to the IP address, and the IP address associated with the device ID presented by referring to the address management table Is specified as the IP address assigned to the content control apparatus 10, so that even if the IP address of the content control apparatus 10 is dynamically changed (updated), the device ID is assigned to the user portable terminal 20. By registering, data that you own can be easily It is possible to transport.

  Further, in the other embodiments described above, the content control device 10 to which a predetermined device ID is assigned and its own IP address is associated with the device ID and managed by the address management server 40 is the device ID. For the user portable terminal 20 that is the connection request request source specified by the connection request using the IP address from the address management server 40 in response to the connection request request from the user portable terminal 20 Content specifying data that provides a client operation screen (an example of a user operation screen) that can be used at 20 and that can specify content specified by a user operation from a content list displayed on the client operation screen from the user portable terminal 20 (An example of client operation information) The content indicated by the user is searched from the content storage unit 19 included in the device, and the searched content is transmitted to the user portable terminal 20, so that it is not necessary to upload the content to the storage server and preparation Therefore, the burden on the user can be reduced, and the data owned by the user can be transferred by a simple operation. Even when the IP address of the content control device 10 is dynamically changed (updated), by registering the device ID in the user portable terminal 20, the content owned by the user can be easily operated. Data can be transferred.

  Note that the content data transfer system 200 in the other embodiments described above may be used when the IP address of the content control apparatus 10 is not dynamically changed (updated). In this case, the address management server 40 does not update the registered content of the address management table (see FIG. 9) after the initial registration.

  Further, although not particularly mentioned in the above-described embodiment, the content control apparatus 10 is a content (for personal use) that is prohibited from copying content desired to be transferred in the analysis in step S204 described above. If the content is prohibited from being copied, the content to be transferred is deleted from the content storage unit 19 by transferring the data. This is notified to the user portable terminal 20, and the process of step S205 may be executed only when a response is received from the user portable terminal 20 side that the deletion of the content to be transferred is permitted. With this configuration, it is possible to prevent content from being erased from the content storage unit 19 included in the content control device 10. In addition, it is possible to comply with copy restrictions (including copy number restrictions) set for each content.

  INDUSTRIAL APPLICABILITY According to the present invention, it is useful to apply to a content download system that reduces the burden on the user for preparation in advance and transfers data owned by the user by a simple operation.

It is a block diagram which shows the structural example of the content data transfer system in one embodiment of this invention. It is a block diagram which shows the structural example of a content control apparatus. It is a block diagram which shows the structural example of a user portable terminal. It is explanatory drawing which shows the example of the display mode of a two-dimensional barcode. It is a flowchart which shows the example of the content data transfer process in one embodiment of this invention. It is explanatory drawing which shows the example of a client operation screen. It is a block diagram which shows the structural example of the content data transfer system in other embodiment of this invention. It is a flowchart which shows the example of the content data transfer process in other embodiment of this invention. It is explanatory drawing which shows the example of an address management table.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Content control apparatus 20 User portable terminal 30 Communication network 40 Address management server 100,200 Content data transfer system

Claims (8)

A content data transfer system comprising: a user portable terminal connected to a communication network; and a content control device that transmits content to be transferred to the user portable terminal in response to a request from the user portable terminal.
The user portable terminal is
Connection request means for making a connection request to the content control device using an address assigned to the content control device;
User operation screen display means for displaying the user operation screen acquired from the content control device;
Content designation accepting means for accepting designation of content by user operation from a content list displayed on the user operation screen;
Content specifying data transmitting means for transmitting content specifying data capable of specifying the content specified by the user operation;
Content receiving means for receiving content indicated by the content specifying data from the content control device,
The content control device includes:
User operation screen providing means for providing the user operation screen usable in the user portable terminal to the user portable terminal that has made a connection request using its own address;
Content specifying data receiving means for receiving the content specifying data from the user portable terminal;
Content search means for searching for content indicated by the content specifying data from a content storage means included in the content specifying data;
A content data transfer system comprising: content transmission means for transmitting the content searched by the content search means to the user portable terminal. The user operation screen displays a content list indicating a list of contents stored in the content storage unit included in the content control device, and a content display area for receiving designation of content by a user operation from the content list The content data transfer system according to claim 1 provided. The content control apparatus has code information display means for displaying code information indicating an address assigned to the content control apparatus on a screen,
The user portable terminal has a code reader that reads code information displayed on the screen,
The content data transfer system according to claim 1, wherein the connection request unit makes a connection request using an address indicated by code information read by the code reader. In response to a request from a user portable terminal connected to a communication network, the content control apparatus transmits content to be transferred to the user portable terminal.
User operation screen providing means for providing the user operation screen usable in the user portable terminal to the user portable terminal that has made a connection request using an address assigned to the user;
Content specifying data receiving means for receiving content specifying data capable of specifying content specified by a user operation from a content list displayed on the user operation screen from the user portable terminal;
Content search means for searching for content indicated by the content specifying data from a content storage means included in the content specifying data;
Content control apparatus comprising: content transmission means for transmitting content searched by the content search means to the user portable terminal. A user portable terminal connected to a communication network, a content control apparatus that transmits content to be transferred to the user portable terminal in response to a request from the user portable terminal, and an address management apparatus that manages the address of the content control apparatus A content data transfer system comprising:
The user portable terminal is
A connection request requesting unit that presents a device ID assigned to the content control device and requests the address management device to make a connection request to the content control device;
User operation screen display means for displaying the user operation screen acquired from the content control device;
Content designation accepting means for accepting designation of content by user operation from a content list displayed on the user operation screen;
Content specifying data transmitting means for transmitting content specifying data capable of specifying the content specified by the user operation;
Content receiving means for receiving content indicated by the content specifying data from the content control device,
The address management device includes:
An address specifying means for specifying an address assigned to the content control device associated with the presented device ID in response to a connection request from the user portable terminal;
Connection request means for making a connection request for requesting the content control device to connect to the user portable terminal using the address specified by the address specifying means,
The content control device includes:
User operation screen providing means for providing the user operation screen usable in the user portable terminal to the user portable terminal that is a connection request request source identified by a connection request using its own address;
Content specifying data receiving means for receiving the content specifying data from the user portable terminal;
Content search means for searching for content indicated by the content specifying data from a content storage means included in the content specifying data;
A content data transfer system comprising: content transmission means for transmitting the content searched by the content search means to the user portable terminal. The user operation screen displays a content list indicating a list of contents stored in the content storage unit included in the content control device, and a content display area for receiving designation of content by a user operation from the content list The content data transfer system according to claim 5 provided. The address management device includes:
An address management table for registering device IDs and addresses assigned to the content control devices in association with each other;
Address updating means for updating an address registered in the address management table in response to an update of an address assigned to the content control device;
The content data transfer system according to claim 5 or 6, wherein the address specifying unit specifies an address associated with the device ID presented with reference to the address management table. A predetermined device ID is assigned, and its own address is associated with the device ID and managed by the address management device. Data is transmitted to the user portable terminal in response to a request from the user portable terminal connected to the communication network. A content control device for transmitting content to be transferred,
For the user portable terminal that is the connection request request source specified by the connection request using the address from the address management device according to the connection request request from the user portable terminal that presented the device ID, A user operation screen providing means for providing the user operation screen usable in a user portable terminal;
Content specifying data receiving means for receiving content specifying data capable of specifying content specified by a user operation from a content list displayed on the user operation screen from the user portable terminal;
Content search means for searching for content indicated by the content specifying data from a content storage means included in the content specifying data;
Content control apparatus comprising: content transmission means for transmitting content searched by the content search means to the user portable terminal.

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