JP2008027104A - Terminal device and content recording method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a terminal device and content recording method capable of specifying a desired content easily from among recorded contents. <P>SOLUTION: When a cast site list in which an address on a network of a content list and a character string corresponding to the content list are described in meta-language is received by a transmission and reception part 51, a data management part 56 extracts the character string corresponding to the content list and displays it to a display part 53 by analyzing the received cast site list, receives selection of the character string corresponding to the displayed content list by an operation part 54, stores the character string corresponding to the selected content list as detailed history data, and records the detailed history data stored together with the received content to a content recording part 523. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention receives a content list in which addresses of contents such as audio data, image data, and video data that are disclosed on a network are described, and receives and records the contents based on the content list In particular, the present invention relates to a terminal device and a content recording method for receiving a cast site list in which an address of a content list published on a network is described and receiving the content list based on the cast site list.

  In recent years, a network environment such as the Internet has been improved, and content such as audio data, image data, and video data is often provided to user-owned terminal devices via the network. It has been published.

  Therefore, how to provide content suitable for the user's preference and the browsing environment of the terminal device from among a large number of content published on the network has become a problem. And a browsing environment information are registered in a distribution source, and a technique for selecting a content to be provided via a network and changing a provision form based on registered preference information and browsing environment information has been proposed (for example, see Patent Document 1). ).

However, in the prior art, the content to be distributed is selected by the user according to preference information, but the distributed content is recorded in a predetermined area of the terminal device, so the user creates a file or the like However, if the recorded content is not classified, there is a problem that it is difficult to specify desired content from the recorded content.
JP 2002-183199 A

  The present invention has been made in view of such a problem, and an object of the present invention is to easily specify desired content from recorded content without classifying the recorded content. Therefore, it is possible to provide a terminal device and a content recording method that can improve the convenience of the user.

In order to solve the above problems, the present invention has the following configuration.
The distribution system according to the present invention is a terminal device having content recording means for recording content received via a network, wherein a content list network address and a character string corresponding to the content list are described in a meta language. A structured site in which a cast site list, which is a structured document, is received and an address on the network of the content and a character string corresponding to the content are described in a meta language that uses tags to denote elements and attributes Receiving means for receiving the content list that is a document, and analyzing the cast site list to extract a character string corresponding to the content list and analyzing the content list to correspond to the content The string from which to extract the string Output means, display means for displaying the character string extracted by the character string extraction means, operation means for selecting the character string displayed on the display means, and a character string corresponding to the content list by the operation means Is selected, a content list request for requesting distribution of the content list corresponding to the selected character example is transmitted, and when a character string corresponding to the content is selected by the operation means, the selected character is selected. A transmission unit that transmits a content request for requesting distribution of the content corresponding to an example, and a character string corresponding to the content list selected by the operation unit together with the content received in response to the transmitted content request Data management means for recording in the content recording means as history data; Characterized by comprising.

  Furthermore, in the distribution system according to the present invention, the cast site list has a multi-layer structure in which a plurality of content lists are grouped, and the character string extraction unit analyzes the cast site list to analyze the content. A character string corresponding to the group is extracted and displayed, and a character string corresponding to the group is extracted, and the data management means, together with the received content, corresponds to the character string corresponding to the group selected by the operation means. Is recorded in the content recording means as the history data.

  Furthermore, in the distribution system of the present invention, the cast site list describes an address on a network where a different cast site list as a next layer is disclosed, and the character string extracting means includes the cast site list. To extract a character string corresponding to the different cast site list which is the next layer, and the data management means corresponds to the cast site list selected by the operation means together with the received content A character string is recorded in the content recording means as the history data.

  The content recording method of the present invention is a content recording method in a terminal device having content recording means for recording content received via a network, wherein the content list has addresses on the network and characters corresponding to the content list. The cast site list that is a structured document in which a column is described in a meta language is received, and the received cast site list is analyzed to extract and display a character string corresponding to the content list, and the displayed Accepts selection of a character string corresponding to the content list, transmits a content list request for requesting distribution of the selected content list corresponding to the selected character example, and uses a tag in response to the transmitted content list request And the meaning of the attribute Corresponding to the content by receiving the content list, which is a structured document in which a network address of the content and a character string corresponding to the content are described according to a language, and analyzing the received content list Extracts and displays a character string, accepts selection of a character string corresponding to the displayed content, transmits a content request requesting distribution of the content corresponding to the character example corresponding to the selected content, and transmits In addition to the content received in response to the content request, a character string corresponding to the selected content list is recorded as history data in the content recording means.

  Further, in the content recording method of the present invention, the cast site list has a multi-layer structure in which a plurality of content lists are grouped, and a character string corresponding to the content is obtained by analyzing the cast site list. Extracting and displaying, extracting and displaying a character string corresponding to the group, accepting selection of a character string corresponding to the displayed group, and receiving the content and characters corresponding to the selected group A sequence is recorded in the content recording means as the history data.

  Furthermore, in the content recording method of the present invention, the cast site list describes an address on the network where a different cast site list as a next layer is disclosed, and by analyzing the cast site list, A character string corresponding to the different cast site list as a next layer is extracted and displayed, selection of a character string corresponding to the displayed cast site list is accepted, and the selected cast site list is received together with the received content A character string corresponding to is recorded as the history data in the content recording means.

  The terminal device and the content recording method of the present invention receive a cast site list that is a structured document in which a content list network address and a character string corresponding to the content list are described in a meta language. By analyzing the list, the character string corresponding to the content list is extracted and displayed, the selection of the character string corresponding to the displayed content list is accepted, and the character string corresponding to the selected content list is stored as background data In addition, a content list request that requests distribution of the content list corresponding to the selected character example is transmitted, and in response to the content list request, elements and attributes are expressed using tags in the content network. Address and container Receives a content list that is a structured document in which a character string corresponding to a character is described, analyzes the received content list, extracts and displays a character string corresponding to the content, and corresponds to the displayed content The selection of a character string is accepted, a content request for requesting distribution of content corresponding to the character example corresponding to the selected content is transmitted, and the history data stored together with the received content corresponding to the transmitted content request is stored. By configuring to record, the received content is recorded in a database based on the background data, that is, classified and recorded based on the background data, and desired content is recorded from the recorded content using the background data. Since it can be easily identified, the user can record Without performing classification of tools, a certain desired content from among the recorded content can be easily performed, an effect that it is possible to improve the convenience for the user.

  Furthermore, the terminal device and the content recording method of the present invention have a multi-layer structure in which the cast site list is a group of a plurality of content lists, and a character string corresponding to the content is extracted by analyzing the cast site list. The character string corresponding to the group is extracted and displayed, the selection of the character string corresponding to the displayed group is accepted, and the character string corresponding to the selected group is stored as history data. Thus, since the recorded content can be finely classified based on the history data, the desired content can be more easily specified from the recorded content by using the history data.

  Furthermore, in the distribution system and distribution method of the present invention, the address on the network where a different cast site list as the next layer is disclosed is described in the cast site list, and the next layer is analyzed by analyzing the cast site list. The character string corresponding to the different cast site list is extracted and displayed, the selection of the character string corresponding to the displayed cast site list is accepted, and the character string corresponding to the selected cast site list is stored as the history data. By configuring in this way, the recorded content can be subdivided based on the history data, so that the desired content can be more easily identified from the recorded content by using the history data. There is an effect.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a system configuration diagram showing a configuration of a distribution system for distributing content to an embodiment of a terminal device according to the present invention, and FIG. 2 is a cast site list recorded in a cast site server shown in FIG. 3 is a diagram showing an example, FIG. 3 is a diagram showing an example of a content list recorded in the content list server shown in FIG. 1, and FIG. 4 shows a configuration of an embodiment of a terminal device according to the present invention. FIG. 5 is a block diagram, and FIG. 5 is a diagram showing an example of history data recorded in the content recording unit of the information recording unit shown in FIG.

  Referring to FIG. 1, the distribution system for distributing content to the terminal device 50 according to the present embodiment refers to a cast site server 20 that distributes a cast site list via the network 10 such as the Internet, and the network 10. The content list server 30 distributes a content list and the content server 40 distributes content such as audio data, image data, and video data via the network 10. In the present embodiment, description will be made in terms of functionally divided into the cast site server 20, the content list server 30, and the content server 40. However, the cast site server 20, the content list server 30, and the content server 40 are configured as programs. It can be realized as a server system composed of one or more information processing devices that operate by control, and each server may be managed by different operators, or two or more of each server may be managed by the same operator. Anyway.

  The cast site server 20 has a function as a Web server that responds to various requests from the terminal device 50, and includes a cast site list recording unit 21, a guide information recording unit 22, a request response unit 23, and a transmission / reception unit 24. It has.

  The cast site list recording unit 21 is a recording unit such as an HDD in which a cast site list is recorded. The cast site list is a structured document described in a meta language, and the name of the content list and the address on the network 10 where the content list is published (hereinafter referred to as a list URL) are described using tags. It is a list. Referring to FIG. 2, the cast site list in the present embodiment is a structured document described in OPML (Outline Processor Markup Language), which is one of XML (Extensible Markup Language) specifications.

  In FIG. 2, <? Xml version = "1.0" encoding = "UTF-8"?> Is an XML declaration indicating that the cast site list is an XML document, and between the end tag </ head>, Start indicating that the cast site list name is described as an element between the start tag <head> indicating that the cast site list name and creation date and time are described as elements, and the end tag </ title> Content list between the start tag <dateCreated> and the end force tag </ body> indicating that the creation date is described as an element between the tag <title> and the end tag </ dateCreated> A plurality of content list names and list URLs are included between a start tag <body> and an end force tag </ outline> indicating that a group name, a plurality of content list names and a list URL are described as elements. If it is described as an element The start tag <outline> indicating that the group name of the content list is described as an attribute, and the empty element tag <indicating that the content list name (text) and the list URL (xmlUrl) are described as attributes < outline />.

  Accordingly, the cast site list example shown in FIG. 2 describes the cast site list name “??? Cast Site” and its creation date and time, and the content list name “??? News” in the group name “News”. ”And“ ΔΔΔ news ”and the list URL are described, and the content list names“ soccer ”and“ baseball ”are described in the group name“ sports ”, and the list URL is described. The cast site list shown in FIG. 2 has a two-layer structure in which a plurality of content lists are grouped. However, even if the cast site list has a single-layer structure in which a plurality of content lists are simply listed, You may make it have the structure of three or more layers which grouped the list | wrist hierarchically.

  The guidance information recording unit 22 is a recording unit such as an HDD in which a guidance page created using a language different from the meta language used in the cast site list, for example, HTML (HyperText Markup Language) is recorded. For example, a guide page for notifying that the requested address is an address for distributing a cast site list described in OPML is recorded.

  Upon receiving the cast site list request from the terminal device 50, the request response unit 23 transmits the cast site list recorded in the cast site list recording unit 21 to the terminal device 50 via the network 10 by the transmission / reception unit 24. When a request other than the list request is received, the guide page recorded in the guide information recording unit 22 is transmitted via the network 10 by the transmission / reception unit 24. That is, the cast site list request from the terminal device 50 is a request for transmitting a cast site list described in OPML, and the request header such as an HTTP header (hereinafter referred to as a request header) corresponds to OPML (XML). If the request header describes that the request header is OPML compatible, the request response unit 23 sends the cast site list recorded in the cast site list recording unit 21 to the transmission / reception unit 24. When it is transmitted to the terminal device 50 via the network 10 and it is not described in the request header that it is OPML compatible, it is recognized as a request from a Web browser compatible with HTML and recorded in the guidance information recording unit 22. Created using HTML Transmitting via the network 10. The inner pages by the transceiver unit 24.

  The transmission / reception unit 24 has a function of connecting to the network 10 by wire or wireless, and includes HTTP (Hyper-Text Transfer Protocol), FTP (File Transfer Protocol), RTP (Real-Time Transport Protocol), and RTSP (Real-Time Streaming). Information communication is performed with the terminal device 50 via the network 10 based on a protocol such as Protocol.

  The content list server 30 has a function as a Web server that responds to various requests from the terminal device 50, and includes a content list recording unit 31, a guidance information recording unit 32, a request response unit 33, and a transmission / reception unit 34. I have.

  The content list recording unit 31 is a recording unit such as an HDD in which a content list is recorded. The content list is a structured document described in a meta language, and the name of the content using a tag, the address on the network 10 where the content is published (hereinafter referred to as a data URL), and the data type of the content are This is a written list. Referring to FIG. 3, the content list of the present embodiment is described in RSS (Rich Site Summary), which is one of XML (Extensible Markup Language) specifications.

  In FIG. 3, <? Xml version = "1.0" encoding = "UTF-8"?> Is an XML declaration indicating that the content list is an XML document, and the element between the end tag </ rss> is Between the start tag <rss> indicating that it is described by RSS and the end tag </ channel>, there are a content list name, a content name, an outline of the content, a data URL, and a data type that can be downloaded from the data URL. Between the start tag <channel> indicating that it is described as an element and the end tag </ title>, a start tag <title> indicating that the content list name is described as an element, and an end force tag </ item>, between the start tag <item> indicating that the content name, content summary, data URL, and data type are described as elements, and the end force tag </ description> Need an overview of content A start tag <description> that is showing that are described as the data URL and data types are configured out with empty element tag indicating that it is described as an attribute <enclosure />. In the empty element tag <enclosure />, other information related to the content to be distributed such as the data amount of the content may be described as an attribute. FIG. 3 shows an example in which the content data type described in the content list is audio data. The content data type includes character string data, still image data, moving image data, and the like. Other data types may be used.

  Therefore, in the example of the content list shown in FIG. 3, the content list name “??? News” is described, the content name “News of 7/10”, its outline, and the data type “audio data”. The data URL that can download the content is described, the content name is “7/9 news”, its outline, and the data URL that can download the content whose data type is “audio data” Is described, a content name “7/8 news”, an outline thereof, and a data URL where a content whose data type is “audio data” can be downloaded are described.

  The guidance information recording unit 22 is a recording unit such as an HDD in which a guidance page created using a language different from the meta language used in the content list, for example, HTML (HyperText Markup Language) is recorded. A guide page for notifying that the requested address is an address for distributing a content list described in RSS is recorded.

  Upon receiving the content list request from the terminal device 50, the request response unit 33 transmits the content list recorded in the content list recording unit 31 to the terminal device 50 via the network 10 by the transmission / reception unit 34. When the request is received, the guide page recorded in the guide information recording unit 32 is transmitted via the network 10 by the transmission / reception unit 34. That is, the content list request from the terminal device 50 is a content list transmission request described in RSS, and it is described in the request header that it corresponds to RSS (XML). If the header describes that it is RSS-compatible, the content list recorded in the content list recording unit 31 is transmitted to the terminal device 50 via the network 10 by the transmission / reception unit 34, and the request header is RSS-compatible. If there is no description, the request is recognized as a request from a Web browser compatible with HTML, and the guide page recorded in the guide information recording unit 32 is transmitted via the network 10 by the transmission / reception unit 34.

  The transmission / reception unit 34 has a function of connecting to the network 10 by wire or wireless, and performs information communication with the terminal device 50 via the network 10 based on a protocol such as HTTP (HyperText Transfer Protocol) or FTP (File Transfer Protocol). Do.

  The content server 40 has a function as a Web server that responds to various requests from the terminal device 50, and includes a content recording unit 41, a request response unit 42, and a transmission / reception unit 43.

  The content recording unit 41 is a recording unit such as an HDD in which contents such as “audio data”, “image data”, and “video data” are recorded.

  When the content request is received from the request response unit 42 and the terminal device 50, the content recorded in the content recording unit 41 is transmitted to the terminal device 50 via the network 10 by the transmission / reception unit 43.

  The transmission / reception unit 43 has a function of connecting to the network 10 by wire or wireless, and performs information communication with the terminal device 50 via the network 10 based on a protocol such as HTTP (HyperText Transfer Protocol) or FTP (File Transfer Protocol). Do.

  The terminal device 50 according to the present embodiment is a portable information processing device that operates under program control of an audio player or the like that reproduces content (audio data, image data, video data), and is used for a cast site list. It has a function capable of supporting the meta language (OPML) and the meta language (RSS) used in the content list, and includes a transmission / reception unit 51, an information recording unit 52, and a display unit 53 such as a liquid crystal display. , An operation unit 54, a reproduction processing unit 55, and a data management unit 56.

  The transmission / reception unit 51 has a function of connecting to the network 10 by wire or wireless, and based on a protocol such as HTTP (HyperText Transfer Protocol) or FTP (File Transfer Protocol), the cast site server 20, the content list server 30, and the content server 40, information communication.

  The information recording unit 52 is a recording unit such as an HDD or a silicon memory, and includes a cast site list recording unit 521 that is a temporary area of a memory in which a cast site list received from the cast site server 20 is temporarily recorded, and a content list The content list recording unit 522 is a temporary area of a memory in which the content list received from the server 30 is temporarily recorded, and the content recording unit 523 in which the content received from the content server 40 is recorded together with the history data. The history data recorded together with the content in the content recording unit 523, referring to FIG. 5, is the “group name” of the content list in which the distributed content indicating the history up to the determination of the content to be distributed is described. , The data including the “content list name” in which the distributed content is described, in addition to the unique “data number” generated by the data management unit 56 and the date and time when the content was distributed. “Date” shown, and “content name” and “file name” distributed.

  The display unit 53 is a display unit such as a liquid crystal display. The cast site list recorded in the cast site list recording unit 521, the content list recorded in the content list recording unit 522, and the content recording unit 523 are recorded. A list of contents is displayed, and images and videos reproduced by the reproduction processing unit 55 based on the contents recorded in the content recording unit 523 are displayed.

  The operation unit 54 is an operation unit such as an operation button, and selects a cast site list acquisition instruction to instruct acquisition of a cast site list recorded in the cast site server 20 and selects a group name displayed on the display unit 53 Group selection input, content list selection input for selecting the content list name displayed on the display unit 53, content selection input for selecting the content name displayed on the display unit 53, and reproduction of the received and recorded content Various inputs related to the above are performed.

  The reproduction processing unit 55 decompresses and reproduces the content recorded in the content recording unit 523 of the information recording unit 52, displays images and videos on the display unit 53, and outputs audio to the connected headphones 57. .

  The data management unit 56 analyzes the meta-language of the cast site list, that is, analyzes each tag of OPML, thereby recognizing the contents described as tag elements and attributes in the cast site list, It has a function of recognizing the contents described as elements and attributes of the tag in the cast site list by analyzing the meta language, that is, analyzing each tag of RSS, and the cast site via the network 10 by the transmission / reception unit 51 By causing the server 20 to send a cast site list request, the cast site list is received from the cast site server 20, the received cast site list is recorded in the cast site list recording unit 521, displayed on the display unit 53, and transmitted / received Net by part 51 By sending a content list request to the content list server 30 via the network 10, the content list is received from the content list server 30, the received content list is recorded in the content list recording unit 522, and displayed on the display unit 53. .

  Further, the data management unit 56 uses the group name selected by the group selection input from the operation unit 54 and the content list selection input from the operation unit 54 as the background data indicating the process until the content requested for distribution is determined. The content list name selected by the user and the content name selected by the content selection input from the operation unit 54 are stored, and the history data stored together with the content distributed from the content server 40 is stored in the information recording unit. 52 is recorded in the content recording unit 523.

Next, the cast site list, content list, and content distribution operation in the present embodiment will be described in detail with reference to FIGS.
6 is a sequence chart for explaining the content acquisition operation in the embodiment of the terminal device according to the present invention, and FIG. 7 is a flowchart for explaining the cast site list distribution operation in the cast site server shown in FIG. FIG. 8 is a diagram showing a display example of the cast site list in the terminal device shown in FIG. 1, and FIG. 9 is a flowchart for explaining the content list distribution operation in the content list server shown in FIG. FIG. 10 is a diagram showing a display example of a content list in the terminal device shown in FIG.

  Referring to FIG. 6, an access point such as a wireless LAN called a hot spot, or a network 10 such as the Internet and a terminal device 50 are connected at home or the like, and a cast site list acquisition instruction is input from the operation unit 54 by the user. When it is performed (step A1), the data management unit 56 transmits a cast site list request to the cast site server 20 by the transmission / reception unit 51 (step A2). The cast site list request is a request for requesting distribution of the cast site list stored in the cast site list recording unit 21 of the cast site server 20, and an address (hereinafter, referred to as the cast site list) on the network 10. The request header describes that it corresponds to the cast site list described by OPML, that is, is OPML compatible. The list URL may be input from the operation unit 54 by the user or may be set in advance.

  When the cast site list request from the terminal device 50 is received by the transmission / reception unit 24 of the cast site server 20, the request response unit 23 reads the cast site list requested by the cast site list request from the cast site list recording unit 21. The read cast site list is transmitted to the terminal device 50 via the network 10 by the transmission / reception unit 24 (step A3).

  Referring to FIG. 7, the request response unit 23 monitors reception of a request by the transmission / reception unit 24 (step B1). When the request is received by the transmission / reception unit 24, the received request is transmitted to the cast site list. It is determined whether or not the request is a request, that is, whether or not it is described in the request header that it is compatible with OPML (step B2). If it is determined in step B2 that the request is a cast site list request, the operation of step A3 described above is performed, and the cast site list requested by the cast site list request is transmitted to the terminal device 50 (step B3). If it is determined in step B2 that the request is not a cast site list request, the request is recognized as a request from a Web browser that supports HTML, and a guide page created using HTML is read from the guide information recording unit 22 and read. The guide page is transmitted via the network 10 by the transmission / reception unit 24 (step B4). Thereby, even when there is a request from a browser that does not support OPML, it is possible to distribute a guide page that can be browsed by a browser that does not support OPML. It is possible to promote recognition of the cast site list by distributing a guide page for notifying that it is an address for distributing the described cast site list.

  When the transmission / reception unit 51 of the terminal device 50 receives the cast site list from the cast site server 20, the data management unit 56 causes the cast site list recording unit 521 to temporarily record the received cast site list and By analyzing the cast site list tag described in the language (step A4), the cast site list hierarchy is recognized, and the cast site list name and the character string of each recognized hierarchy are extracted. In the cast site list shown in FIG. 2, it is recognized that the cast site list has a two-layer structure including a group and a content list of each group, and between the start tag <head> and the end tag </ head> and the start tag <head> Cast site list name “△△△ cast site” described as an element between and the end tag </ title>, and the start tag <body> and end as a character string of the top layer (first layer) The group name “news”, “sports” described as attributes in the start tag <outline text = ~> indicating the group between the tags </ body>, and the character string of the lowest layer (second layer) Content list names “??? News”, “□□□ News” and group name “Sports” described as attributes in the empty element tag <outline /> indicating that the content list has the group name “News” Content list for Empty element tag <outline /> in the content list name that has been described as an attribute "soccer", and a "baseball" are extracted as shown.

  Next, as shown in FIG. 8A, the data management unit 56 displays a cast site list name extracted from the cast site list and a list of group names that are character strings of the highest layer (first layer). It is displayed on the display unit 53 (step A5). FIG. 8A shows a state where the cast site list name “ΔΔΔ cast site” and the group names “news” and “sports” are displayed on the display unit 53.

  Next, the cursor 60 is moved by the operation unit 54 to display the character string (content list name) of the lowest layer (second layer) which is the next layer among the group names displayed on the display unit 53. When the group selection input for selecting is performed (step A6), the data management unit 56 stores the group name selected by the group selection input as history data (step A7), and FIG. As shown, the cast site list name, the selected group name, and the list of content list names of the selected group are displayed on the display unit 53 (step A8). 8A shows a state in which the group name “news” is selected by the cursor 60, and FIG. 8B shows the cast site list name “ΔΔΔ cast site”. The state where the selected group name “news” and the content list names “??? news” and “□□□ news” of the selected group are displayed on the display unit 53 is shown.

  In the present embodiment, the cast site list having a two-layer structure has been described. However, the cast site list may have a one-layer structure or a three-layer structure or more, and the layer in which the list URL is described is the lowest layer. Become. Also, the number of cast site lists need not be one, but an address on the network 10 where a plurality of associated cast site lists, that is, different cast site lists as the next layer are published as list URLs at the lowest layer. May be a plurality of cast site lists having a hierarchical structure. Furthermore, the conditions of the character string extracted from the cast site list (extraction location, character length, etc.) may be set in advance or may be set by the user.

  Next, when the cursor 60 is moved by the operation unit 54 and a content list selection input for selecting a content list to be acquired from the content list names displayed on the display unit 53 is performed (step A9), the data management unit 56, the content list name selected by the content list selection input is stored as history data (step A10), and the content list request is transmitted to the content list server 30 by the transmission / reception unit 51 (step A11). The content list request is a request for requesting distribution of a desired content list stored in the content list recording unit 31 of the content list server 30, and is described as an attribute of an empty element tag <outline /> in the cast site list. The request header describes that it corresponds to the content list described by RSS, that is, is RSS compatible.

  When the content list request from the terminal device 50 is received by the transmission / reception unit 34 of the content list server 30, the request response unit 33 reads the content list requested by the content list request from the content list recording unit 31, and the read content The list is transmitted to the terminal device 50 via the network 10 by the transmission / reception unit 34 (step A12).

  Referring to FIG. 9, the request response unit 33 monitors the reception of the request by the transmission / reception unit 34 (step C1), and when the request is received by the transmission / reception unit 34, the received request is a content list request. Whether or not it is described in the request header as being RSS-compatible (step C2). If it is determined in step C2 that the request is a content list request, the above-described operation of step A12 is performed to transmit the content list requested by the content list request to the terminal device 50 (step C3). If it is determined that the request is not a content list request, the request is recognized as a request from a Web browser compatible with HTML, and a guide page created using HTML is read from the guide information recording unit 32, and the read guide page is read. The transmission / reception unit 34 transmits the data via the network 10 (step C4). Thereby, even when there is a request from a browser that does not support RSS, a guidance page that can be viewed by a browser that does not support RSS can be distributed. By distributing a guide page for notifying that the address is for distributing the described content list, recognition of the content list can be promoted.

  When the content list from the content list server 30 is received by the transmission / reception unit 51 of the terminal device 50, the data management unit 56 temporarily records the received content list in the content list recording unit 522 and describes it in the meta language. By analyzing the tag of the content list (step A13), the content name is extracted, and as shown in FIG. 10, the cast site list name, group name, content list name, and content name list are obtained. It is displayed on the display unit 53 (step A14). From the content list shown in FIG. 3, elements are described between the start tag <item> and end tag </ item> and between the start tag <title> and end tag </ title> indicating the content name. “7/10 news”, “7/9 news”, and “7/8 news” are extracted, and FIG. 10 shows the cast site list name “ΔΔΔ cast site” and the group name. “News”, content list name “XX News”, content names “7/10 news”, “7/9 news”, “7/8 news” are displayed on the display unit 53. The state is shown.

  Next, when the cursor 60 is moved by the operation unit 54 and content selection input for selecting content to be acquired from the content names displayed on the display unit 53 is performed (step A15), the data management unit 56 The content name selected by the content selection input is stored as history data (step A16), and the content request is transmitted to the content server 40 by the transmission / reception unit 51 (step A17). The content request is a request for requesting distribution of desired content stored in the content recording unit 41 of the content server 40, and is based on a data URL described as an attribute of an empty element tag <enclosure /> in the content list. Done. FIG. 10 shows a state in which the content name “7/10 news” is selected by the cursor 60.

  When the content request from the terminal device 50 is received by the transmission / reception unit 43 of the content server 40, the request response unit 42 reads the content requested by the content request from the content recording unit 41, and the read / received content is transmitted by the transmission / reception unit 43. It transmits to the terminal device 50 via the network 10 (step A18).

  When the content from the content server 40 is received by the transmission / reception unit 51 of the terminal device 50, the data management unit 56 stores the history data (group) stored together with the received content as shown in FIG. Name “news”, content list name “ΔΔΔ news”, content name “news of 7/10”) are recorded in the content recording unit 523 (step A19). The received content may be recorded in the content recording unit 523 after being reproduced by the reproduction processing unit 55, or may be recorded in the content recording unit 523 without being reproduced.

  In the present embodiment, the user is configured to receive content distribution by performing cast site list acquisition instruction input, group selection input, content list selection input, and content selection input as needed from the operation unit 54. The cast site list acquisition instruction input, group selection input, and content list selection input are set, and are newly added to the content list selected by the content list selection input at the time set by the timer or when the power supply is started. The received content may be automatically received.

  As described above, according to the present embodiment, the cast site list, which is a structured document in which the address on the network of the content list and the character string corresponding to the content list are described in the meta language by the transmission / reception unit 51, Upon reception, the data management unit 56 analyzes the received cast site list, extracts a character string corresponding to the content list, displays it on the display unit 53, and selects a character string corresponding to the displayed content list. The character string corresponding to the selected content list received by the operation unit 54 is stored as history data, and a content list request for requesting distribution of the content list selected by the transmission / reception unit 51 and corresponding to the character example is transmitted. , Respond to content list requests by the transceiver 51 In addition, when receiving a content list that is a structured document in which addresses on the content network and character strings corresponding to the content are described in a meta language that uses tags to mean elements and attributes, the data management unit 56 Then, by analyzing the received content list, a character string corresponding to the content is extracted and displayed on the display unit 53, and selection of the character string corresponding to the displayed content is received by the operation unit 54, and the transmission / reception unit 51 is used. The content request requesting the distribution of the content corresponding to the character example corresponding to the selected content is transmitted, and the history data stored together with the received content corresponding to the transmitted content request is recorded in the content recording unit 523. Configured so that the received content Based on the data, it is classified into the database based on the history data, and recorded in the content recording unit 523. By using the history data, the desired content can be easily specified. The user can easily specify desired content from the recorded content without classifying the recorded content, and the user's convenience can be improved.

  Furthermore, according to the present embodiment, the cast site list has a multi-layer structure in which a plurality of content lists are grouped, and the data management unit 56 analyzes the cast site list to thereby obtain a character string corresponding to the content. Is extracted and displayed on the display unit 53, a character string corresponding to the group is extracted and displayed, and selection of a character string corresponding to the displayed group is received by the operation unit 54, and a character corresponding to the selected group is received. By configuring the column to be stored as history data, the recorded content can be subdivided based on the history data, so that the desired content can be further simplified from the recorded content using the history data. There is an effect that it can be specified.

  Furthermore, according to the present embodiment, the address on the network where a different cast site list as a next layer is disclosed is described in the cast site list, and the data management unit 56 analyzes the cast site list. Then, a character string corresponding to a different cast site list as the next layer is extracted and displayed on the display unit 53, and selection of a character string corresponding to the displayed cast site list is received by the operation unit 54, and the selected cast site is selected. By configuring the character string corresponding to the list to be stored as background data, the recorded content can be subdivided based on the background data, so that the desired content can be selected from the recorded content using the background data. There is an effect that it is possible to more easily specify the contents of the.

  Note that the present invention is not limited to the above-described embodiments, and it is obvious that the embodiments can be appropriately changed within the scope of the technical idea of the present invention. In addition, the number, position, shape, and the like of the constituent members are not limited to the above-described embodiment, and can be set to a suitable number, position, shape, and the like in practicing the present invention. In each figure, the same numerals are given to the same component.

It is a system configuration figure showing the composition of the distribution system which distributes contents to the embodiment of the terminal unit concerning the present invention. It is a figure which shows the example of a cast site list recorded on the cast site server shown in FIG. It is a figure which shows the cast site list example recorded on the content list server shown in FIG. It is a block diagram which shows the structure of embodiment of the terminal device which concerns on this invention. It is a figure which shows the example of the history data recorded on the content recording part of the information recording part shown in FIG. It is a sequence chart for demonstrating the content acquisition operation | movement in embodiment of the terminal device which concerns on this invention. It is a flowchart explaining the delivery operation | movement of the cast site list in the cast site server shown in FIG. It is a figure which shows the example of a display of the cast site list in the terminal device shown in FIG. It is a flowchart explaining the delivery operation | movement of the content list in the content list server shown in FIG. It is a figure which shows the example of a display of the content list in the terminal device shown in FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Network 20 Cast site server 21 Cast site list recording part 22 Guidance information recording part 23 Request response part 24 Transmission / reception part 30 Content list server 31 Content list recording part 32 Guidance information recording part 33 Request response part 34 Transmission / reception part 40 Content server 41 Content Recording unit 42 Request response unit 43 Transmission / reception unit 50 Terminal device 51 Transmission / reception unit 52 Information recording unit 53 Display unit 54 Operation unit 55 Playback processing unit 56 Data management unit (character string extraction means)
57 Headphone 60 Cursor 521 Cast site list recording unit 522 Content list recording unit 523 Content recording unit

Claims (6)

A terminal device having content recording means for recording content received via a network,
A meta language that receives a cast site list that is a structured document in which an address on the network of a content list and a character string corresponding to the content list are described in a meta language, and uses tags to signify elements and attributes Receiving means for receiving the content list which is a structured document in which an address on the network of the content and a character string corresponding to the content are described by:
Analyzing the cast site list to extract a character string corresponding to the content list, and analyzing the content list to extract a character string corresponding to the content;
Display means for displaying the character string extracted by the character string extraction means;
Operating means for selecting a character string displayed on the display means;
When a character string corresponding to the content list is selected by the operation means, a content list request for requesting distribution of the content list corresponding to the selected character example is transmitted, and the operation means corresponds to the content. When a character string is selected, transmission means for transmitting a content request for requesting distribution of the content corresponding to the selected character example;
Data management means for recording, in the content recording means, a character string corresponding to the content list selected by the operation means together with the content received in response to the transmitted content request. Characteristic terminal device. The cast site list has a multilayer structure in which a plurality of content lists are grouped.
The character string extracting means extracts and displays a character string corresponding to the content by analyzing the cast site list, and extracts a character string corresponding to the group,
2. The terminal device according to claim 1, wherein the data management unit records a character string corresponding to the group selected by the operation unit together with the received content as the history data in the content recording unit. . In the cast site list, an address on the network where a different cast site list as a next layer is disclosed is described,
The character string extraction means extracts the character string corresponding to the different cast site list as a next layer by analyzing the cast site list,
The data management means records a character string corresponding to the cast site list selected by the operation means together with the received content as the history data in the content recording means. The terminal device described. A content recording method in a terminal device having content recording means for recording content received via a network,
Receiving a cast site list which is a structured document in which an address on the network of the content list and a character string corresponding to the content list are described in a meta language;
By analyzing the received cast site list, the character string corresponding to the content list is extracted and displayed,
Accept selection of a character string corresponding to the displayed content list,
Sending a content list request for requesting distribution of the content list corresponding to the selected character example;
Corresponding to the transmitted content list request, it is a structured document in which an address on the network of the content and a character string corresponding to the content are described in a meta language that uses tags to denote elements and attributes. Receiving the content list;
By analyzing the received content list, a character string corresponding to the content is extracted and displayed,
Accept selection of a character string corresponding to the displayed content,
Transmitting a content request for requesting delivery of the content corresponding to the character example corresponding to the selected content;
A content recording method, wherein a character string corresponding to the selected content list is recorded as history data in the content recording means together with the content received in response to the transmitted content request. The cast site list has a multilayer structure in which a plurality of content lists are grouped.
By analyzing the cast site list, the character string corresponding to the content is extracted and displayed, and the character string corresponding to the group is extracted and displayed.
Accept selection of the character string corresponding to the displayed group,
5. The content recording method according to claim 4, wherein a character string corresponding to the selected group is recorded in the content recording unit as the history data together with the received content. In the cast site list, an address on the network where a different cast site list as a next layer is disclosed is described,
By analyzing the cast site list, the character string corresponding to the different cast site list which is the next layer is extracted and displayed,
Accept selection of the character string corresponding to the displayed cast site list,
6. The content recording method according to claim 4, wherein a character string corresponding to the selected cast site list is recorded in the content recording unit as the history data together with the received content.

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