WO2010058798A1 - 番組情報表示装置および方法 - Google Patents

番組情報表示装置および方法 Download PDF

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Publication number
WO2010058798A1
WO2010058798A1 PCT/JP2009/069576 JP2009069576W WO2010058798A1 WO 2010058798 A1 WO2010058798 A1 WO 2010058798A1 JP 2009069576 W JP2009069576 W JP 2009069576W WO 2010058798 A1 WO2010058798 A1 WO 2010058798A1
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WO
WIPO (PCT)
Prior art keywords
program
information
thumbnail
attribute
program information
Prior art date
Application number
PCT/JP2009/069576
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English (en)
French (fr)
Japanese (ja)
Inventor
優 鈴木
功雄 三原
真弘 関根
Original Assignee
株式会社 東芝
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社 東芝 filed Critical 株式会社 東芝
Priority to CN200980146087.0A priority Critical patent/CN102217320B/zh
Publication of WO2010058798A1 publication Critical patent/WO2010058798A1/ja
Priority to US13/110,279 priority patent/US20110252447A1/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
    • H04N7/163—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing by receiver means only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
    • H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
    • H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
    • H04N21/4314—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations for fitting data in a restricted space on the screen, e.g. EPG data in a rectangular grid
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
    • H04N21/440263—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display by altering the spatial resolution, e.g. for displaying on a connected PDA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47—End-user applications
    • H04N21/482—End-user interface for program selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording

Definitions

  • the present invention relates to a program information display apparatus and method.
  • EPG Electronic Program Guide
  • HDD Hard Disk Drive
  • the program guide for recording reservation can not display a thumbnail of a program for presenting a program (not-broadcast program) that has not been broadcasted yet, and the user can not perform intuitive operation.
  • a drama series or the like the next notice in the previously broadcasted program can be displayed, but the genre of the applicable program is limited.
  • the thumbnail of arbitrary programs can be displayed and it can expect that a cut more suitable for a thumbnail will be displayed, but a judgment appropriate for a user to necessarily select a program There is a problem that the reference thumbnail is not necessarily displayed.
  • the present invention has been made to solve the above-described problems, and provides a program information display apparatus and method that make it easy to view video content.
  • a program information display device for acquiring information from a program information database and a video data database and displaying program information on a display device,
  • a first reading unit for reading first program information which is program information including program bibliographic information and program incidental information from a program information database; and displaying a plurality of first program attributes for each of the programs from the first program information
  • First extracting means for extracting first program attribute information
  • second reading means for reading video data from the video data database when there is video data corresponding to the first program information
  • the first program When there is a thumbnail image at a certain time of the video data corresponding to an attribute, a second extracting unit for extracting the thumbnail image from the video data
  • a first storing means for storing the thumbnail image in association with the first program attributes.
  • FIG. 1 is a block diagram of a program information display apparatus according to a first embodiment.
  • 6 is a flowchart showing the operation of the attribute information extraction unit.
  • the figure which shows an example of program information The figure which shows an example of the past attribute information.
  • 6 is a flowchart showing an operation of a thumbnail extraction unit.
  • the figure which shows an example of a thumbnail FIG. 6 is a view showing an example of data stored in a thumbnail storage unit.
  • 6 is a flowchart showing an operation of a thumbnail selection unit.
  • the present embodiment may be realized as software that displays electronic program guide information on a video recording / viewing device such as a television or a video recorder, or a device equipped with the software.
  • a program information display apparatus and method according to the present embodiment will be described with reference to FIG.
  • the program information display apparatus 100 includes a program information reading unit 101, an attribute information extracting unit 102, a video data reading unit 103, a thumbnail extracting unit 104, a thumbnail storage unit 105, a thumbnail selecting unit 106, and a program guide control unit 107.
  • the program information reading unit 101 inputs program information including bibliographic information and closed captions (program incidental information) of individual programs included in the EPG from an EPG (Electronic Program Information) storage device or the like outside the present embodiment. Then, the program information is sent to the attribute information extraction unit 102, the video data reading unit 103, and the program guide control unit 107.
  • the bibliographic information is information indicating the broadcast station of the program, the broadcast date and time, the title, the details of the program including the genre and the like.
  • the program-accompanying information is information indicating details of the broadcast content including text information and the like shown in an actual conversation or in the telop, and subtitle information, a speech recognition result, a telop recognition result and the like can be mentioned.
  • the program information reading unit 101 may input program information of a program to be broadcast in the future, or program information of a program currently viewed or recorded by the user. Since there is no closed caption in the future program, the program information consists only of bibliographic information of the program. Programs currently being viewed or recorded include bibliographic information and closed captions for the programs. In addition, if the program is currently viewed or recorded but does not include the closed caption, the program information consists of only bibliographic information of the program.
  • the attribute information extraction unit 102 receives an input of program information from the program information reading unit 101, extracts attribute information from the program information, and sends the attribute information to the thumbnail extraction unit 104.
  • the attribute information is information indicating a classification of a program such as a program title, performers, keywords, and genres. If the program is to be broadcast in the future, attribute information is further sent to the thumbnail selection unit 106.
  • the operation of the attribute information extraction unit 102 will be described in detail later with reference to FIG. 2, FIG. 3, and FIG.
  • the video data reading unit 103 externally receives the video data of the program from a video data storage device such as a television or a video recorder.
  • the image data is read and sent to the thumbnail extraction unit 104.
  • Video data is data in which time and video information are associated with each other, but in the present embodiment this content is not essential, so a detailed example will not be described in detail.
  • the thumbnail extracting unit 104 receives the attribute information from the attribute information extracting unit 102 and the video data from the video data reading unit 103, and extracts corresponding appropriate images as one or a plurality of thumbnails while referring to each attribute information.
  • a thumbnail thumbnail (thumbnail image) refers to an image at a certain time of video data. The operation of the thumbnail extracting unit 104 will be described in detail later with reference to FIGS. 5 and 6.
  • the thumbnail accumulation unit 105 receives the attribute information and the thumbnail associated with the attribute information from the thumbnail extraction unit 104, associates these with the corresponding attribute information, and accumulates them.
  • the thumbnail selection unit 106 receives attribute information and a thumbnail associated with the attribute information from the thumbnail storage unit 105, and sends the attribute information and the thumbnail associated with the attribute information to the program guide control unit 107.
  • the thumbnail storage unit 105 selects a thumbnail suitable for displaying as a thumbnail of the program with reference to the attribute information extracted by the attribute information extraction unit 102 from the program information. The operation of the thumbnail selection unit 106 will be described in detail later with reference to FIGS. 8 and 9.
  • the program guide control unit 107 receives program information from the program information reading unit 101 and further receives attribute information and an appropriate thumbnail from the thumbnail selection unit 106 in the case of a program currently being viewed or recorded, and uses the program guide as an external program guide. It outputs to a display device etc. and controls display etc. on a screen etc.
  • the program information of the program to be broadcast in the future from the program information reading unit 101 and the thumbnail extracted by the thumbnail selection unit 106 are combined and sent as a program guide to an external display device. Display on the screen etc.
  • the displayed program guide can be used to select a program to be viewed by the user or to select a program to be recorded.
  • the attribute information extraction unit 102 reads program information from the program information reading unit 101 (S201).
  • An example of the read program information is shown in FIG. FIG. 3 (a) shows an example of program information of a program currently being viewed or recorded, and FIG. 3 (b) is an example of program information of a program to be broadcast in the future, and the program ancillary information is still acquired. Absent.
  • program information as shown in FIG. 3A is input to the program information reading unit 101 will be considered.
  • bibliographic information is extracted from the read program information (S202).
  • bibliographic information items of broadcast station, broadcast date / time, not broadcast (flag), title, genre, and detailed information are extracted.
  • the broadcasting station is " ⁇ TV”
  • the broadcasting date and time is "2008/08/18 21: 00-21: 54”
  • not broadcast is "No”
  • the title is "Travel ⁇ Hakone [character] [S] [De]
  • the genre is "variety”
  • the detailed information is "Hot spring hot spring inn in Hakone. [Casting] Yuzo Tanaka, Yoko Minamikawa” and so on.
  • a title is taken out from the bibliographic information taken out in S202 (S203).
  • the names of the performers are extracted from the extracted performer portion (S207). This process can be realized by dividing the cast part by delimiters such as ",” “,” “/” and the like. Therefore, the names of the performers finally extracted are “Yuzaka Tanaka” and "Yoko Minamikawa”.
  • morphological analysis is performed on the detailed information extracted in S205 according to a known method (S208), and keywords are extracted from the processed morphological set (S209).
  • the performer description portion cut out in S206 is excluded from processing.
  • the result of the morphological analysis process is, for example, "Hokune ⁇ proper noun (place name)> + ⁇ article> + hot spring ⁇ noun> + inn ⁇ noun> + ⁇ article> + ⁇ verb> + ⁇ punch point It becomes ">.
  • Extraction of keywords from this set of morphemes can be realized, for example, by a method such as extraction of "proper noun” or "phrase in which nouns are continuous" from a morpheme string. In this example, "Hakone” and "Onsen Ryokan” are extracted as keywords.
  • the attribute information extraction unit 102 makes a determination, and if the program information includes a subtitle, the process proceeds to S211, and if no subtitle is included, the process proceeds to S215 and performs control to output attribute information.
  • the program incidental information is morphologically analyzed (S211), and a process of extracting a keyword from the morpheme string is performed (S212).
  • S211 the program incidental information is morphologically analyzed
  • S212 a process of extracting a keyword from the morpheme string is performed.
  • the keywords extracted in S212 are "Hakone", "secret box", and "arboring”.
  • performers are extracted from the morpheme string of subtitles (S213).
  • FIG. 4 shows only a part of attribute information for explanation.
  • the attribute information extraction unit 102 stores information such as the origin, the appearance time, the appearance time, and the character string for each attribute.
  • the thumbnail extracting unit 104 first reads video data from the video data reading unit 103 (S501). Subsequently, attribute information is read from the attribute information extraction unit 102 (S502).
  • attribute information is read from the attribute information extraction unit 102 (S502).
  • attribute information whose example is shown in FIG. A specific example of the video data is not particularly shown because it is unnecessary to the description of the present embodiment as described above.
  • the item of the attribute information which should extract the corresponding thumbnail is selected out of the read attribute information (S503).
  • the criteria for selection for example, (1) the title is derived from the title, (2) the keyword and the performer are derived from the subtitle, and (3) (2) there are a plurality of items corresponding to the same character string In this case, it is assumed that the priority of objects having the same appearance time is lowered. (3) is a criterion for reducing the possibility of the thumbnail being degraded if one cut includes a plurality of things (for example, a plurality of performers). In the example of FIG. 4, 401 to 404 are selected. However, here, only a part of the items to be selected is described for simplicity. Subsequently, items of the selected attribute information are sequentially taken out (S504). In S505, if it is possible to take out all selected attribute information, the processing proceeds to S511, and if not so, the processing of S506 to S510 shown below is repeated.
  • step S506 if the extracted attribute is a title, the process advances to step S507 to process the video data with the known telop recognition technology, and the recognition result includes the title character string (here, the image including "travel of ⁇ ⁇ Hakone")
  • the search is performed and the image is extracted as a thumbnail, and the process returns to S 504.
  • the title may be divided into a plurality of cuts, the first character string obtained by dividing the character string of the title by a delimiter such as a space character (Here, “travel of ⁇ ⁇ ” may be searched.
  • the telop recognition result may contain recognition errors, the comparison with the character string of the title may be performed by, for example, the editing distance of the character string.
  • the matching may be performed by partial matching by using, etc. If the extracted attribute is not a title, the process proceeds to S508. If the extracted attribute is a performer in S508, the process proceeds to S509, and the time of “appearing time + appearing time ⁇ 2” is obtained using the appearance time and appearance time (caption duration time) in the caption of the attribute item Then, a cut in the video data corresponding to the obtained time is extracted as a thumbnail, and the process returns to S504.
  • the thumbnail of the person is searched from the video data using the performer name in the subtitle as a clue, but the image of the performer described in the bibliographic information by, for example, a known person face detection technology A method of searching directly from video data may be used.
  • the extracted attribute is neither a title nor a performer, there should be other attribute information, that is, a keyword or a genre, so use the appearance time and appearance time (caption duration time) in the caption of the attribute item
  • the time of “appearing time ⁇ 2” is obtained, and a cut in the video data corresponding to the obtained time is extracted as a thumbnail (S510).
  • the process advances from S505 to S511, and the extracted thumbnail data is output to the thumbnail storage unit 105.
  • the operation of the thumbnail extracting unit 104 is ended by the above processing.
  • An example of the extracted thumbnails is shown in FIG. Here, for the sake of simplicity, only a part of the thumbnails extracted is illustrated.
  • FIG. 7 shows an example of data in the case where the thumbnails of FIG. 6 are stored in the thumbnail storage unit 105.
  • thumbnails corresponding to attribute information here, attribute, origin, character string
  • This process can be performed, for example, immediately after the user views or records a program, or can be performed while viewing or recording.
  • Information on thumbnails is accumulated in the thumbnail accumulation unit 105 each time.
  • the thumbnail of the program being viewed or recorded can be easily acquired from the thumbnail storage unit 105.
  • an unbroadcasted program to be broadcast in the future can not yet have a thumbnail of that program.
  • the process of adding thumbnails to program information of unbroadcast programs and displaying them as a program guide will be described with reference to the flowchart of the operation of the thumbnail selection unit 106 in FIG.
  • the classification axis determined by the user is read (S801).
  • the classification axis is used to determine which attribute is to be used for thumbnail display of a program among attributes such as title, cast, keyword, and genre.
  • a screen may be presented for the user to select which of the title, performers, and keywords is to be used as the classification axis of the program guide display, and the user may be prompted to select the classification axis.
  • the change of the classification axis can be performed at any time.
  • a predetermined classification axis for example, a performer may be used as the classification axis.
  • FIG. 9 is read as attribute information of a non-broadcast program.
  • the attribute information shown in FIG. 9 is extracted from FIG. 3 (b) which shows the program information of a program which is not broadcast.
  • S803 the items of the attribute information read by the thumbnail selection unit 106 are sequentially extracted, and the processes from S805 to S808 are performed until all the items are extracted (S804).
  • S805 if the read attribute information matches the classification axis read in S801, the thumbnail storage unit 105 is searched with the value of the character string of the attribute information (S806).
  • step S803 the process returns to step S803 to take out the next item of attribute information. Since the search of the thumbnail storage unit 105 can be realized by a known character string search technology, it will not be described in detail here.
  • a more appropriate one may be selected from a plurality of thumbnails retrieved according to the type of attribute information of interest. For example, if the classification axis to which attention is paid is a title, if the date and time registered from a plurality of searched thumbnails are given priority to the latest one or if the classification axis to which attention is focused is a performer, the titles are the same. It is conceivable to prioritize the thumbnails extracted from the program. In order to perform such an operation, information such as registration date and time and title of the program of the extraction source of the thumbnail should be added and stored in advance in the data (FIG. 7) stored in the thumbnail storage unit 105. Can.
  • FIG. 10 shows an example of a screen of a program guide that the program guide control unit 107 receives thumbnails from the thumbnail selection unit 106.
  • FIG. 10A is a screen example of the program guide when “performer” which is a predetermined classification axis is selected.
  • FIG. 10B is an example in which a screen for designating and changing a classification axis in accordance with a user's instruction is displayed on the screen of FIG.
  • FIG. 10C shows an example of a screen when the user selects a title as a classification axis in FIG.
  • FIG. 10 shows an example in which a program guide is displayed for a single program.
  • program information of a plurality of programs may be displayed at one time, with the broadcast time as the vertical classification axis and the broadcast station as the horizontal classification axis. It is also good.
  • An example of the screen in this case is shown in FIG.
  • FIG. 11A shows an example in which thumbnails are displayed with the classification axis as "performer". If a thumbnail can not be acquired, "x" or the like may be displayed.
  • FIG. 11B shows a case where thumbnails are displayed with the classification axis as "title”.
  • program information of a plurality of programs is displayed at one time, program information of a plurality of programs is sequentially input to the program information reading unit 101, and the same processing as that of a single program is sequentially executed thereafter. It will be
  • the program guide as shown in FIG. 10 or FIG. 11 it becomes possible to present the program guide as shown in FIG. 10 or FIG. 11 to the user, and the user refers to an appropriate thumbnail image even for a program that has not been broadcasted. You can select a program to watch or record while. Even if the program is not broadcast yet, thumbnails of related titles, performers and keywords can be displayed.
  • Second Embodiment In the first embodiment, attention is focused on displaying only the thumbnail of the program of interest, such as a program currently being viewed or recorded or a program not broadcasted in the future, or displaying a program guide of each broadcasting station.
  • the present embodiment is characterized in that a program (related program) related to the classification axis is selected and displayed for an arbitrary notable program.
  • the focused program indicates a program currently being viewed, and may be a currently viewed program, a recorded program, or an unbroadcast program.
  • the present embodiment may be realized as software for displaying program information or a device incorporating the same on a video recording / viewing device such as a television or a video recorder.
  • the program information display apparatus 1200 includes a program information reading unit 1201, an attribute information extracting unit 1202, a video data reading unit 103, a thumbnail extracting unit 104, a thumbnail storage unit 105, a thumbnail selecting unit 106, an attribute information storage unit 1203, and a program search unit 1204. , And a program guide control unit 1205.
  • the video data reading unit 103, the thumbnail extraction unit 104, the thumbnail storage unit 105, and the thumbnail selection unit 106 shown in FIG. 1 perform the same operations as in the first embodiment, the description thereof is omitted here.
  • the program information reading unit 1201 is substantially the same as the operation described in the first embodiment, but differs in that it further sends the read program information to the attribute information storage unit 1203.
  • the attribute information extraction unit 1202 is substantially the same as the operation described in the first embodiment, but differs in that the extracted attribute information is further sent to the attribute information storage unit 1203.
  • the attribute information storage unit 1203 associates and stores the program information read by the program information reading unit 1201 and the attribute information extracted by the attribute information extraction unit 1202. The stored information is sent to the program search unit 1204.
  • the program search unit 1204 receives program information of a target program from a program guide control unit 1205 described later, and searches the attribute information storage unit 1203 for program information and attribute information of a program related to the program.
  • the related program search is performed, for example, by matching of character strings in terms of each classification axis such as title, performer, keyword, genre, etc., and which character string matched from the attribute information storage unit 1203 for each search result It sends to the program guide control unit 1205.
  • the program guide control unit 1205 receives the thumbnail of the program of interest from the thumbnail selection unit 106 together with the program information of the program of interest inputted from the program information reading unit 1201 and outputs the thumbnail to an external display device or the like to control the display.
  • the program information of the program of interest is sent to the program search unit 1204, the search result of the program information and attribute information of the related program related to the program of interest is received from the program search unit 1204, and the thumbnail selection unit 106 Select to control the display.
  • thumbnail of the image of interest is displayed at the center, and the thumbnails of multiple related programs searched by the program search unit 1204 are classified into a title classification axis, a performer classification axis, and a keyword classification axis, and displayed so as to surround the image of interest.
  • the thumbnail classified as the title classification axis displays the thumbnail of the related program classification axis “title”
  • the thumbnail classified as the keyword classification axis displays the thumbnail of the related program classification “keyword” Is displayed
  • the thumbnails classified into the performer classification axis display thumbnails of “performers” as classification axes of related programs.
  • the thumbnail selection unit 106 changes the selection of the program information of the program of interest and the thumbnail according to the classification axis of the selected related program. , Display the selected thumbnail on the program guide. For example, in FIG. 13 (a), surrounding the thumbnail with a thick black line indicates a cursor, and the user moves the cursor in the classification axis to select the thumbnail of the related program. In FIG. 13A, one of the plurality of thumbnails of the performer classification axis is selected. When one of the related programs of this performer classification axis is selected by the cursor, the thumbnail of the focused program in the center also displays the thumbnail of "performer" extracted from the attribute information of the focused program.
  • the thumbnail of the related program selected by the cursor and the thumbnail of the focused program at the center may be the same, or a similar thumbnail may be displayed.
  • the thumbnails of the not-yet-broadcasted programs are selected from the thumbnails accumulated in the past, so the same thumbnail may be selected as the related program.
  • FIG. 13B shows a state in which one of a plurality of thumbnails of the title classification axis is selected.
  • the thumbnail of the program of interest also displays the thumbnail of “title” extracted from the attribute information of the program of interest.
  • the thumbnails of a plurality of related programs related to the classification axis of the target program are arranged for each classification axis, and are selected when the thumbnails of the related programs are selected by the user.
  • the user can easily understand the relationship between the program of interest and the related program by switching to the thumbnail of the program of the same category among the programs of interest by the classification axis of the program of interest, and the user can easily perform related programs. It can be selected.
  • the present invention is not limited to the above embodiment as it is, and at the implementation stage, the constituent elements can be modified and embodied without departing from the scope of the invention.
  • various inventions can be formed by appropriate combinations of a plurality of constituent elements disclosed in the above embodiment. For example, some components may be deleted from all the components shown in the embodiment. Furthermore, components in different embodiments may be combined as appropriate.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Human Computer Interaction (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Television Signal Processing For Recording (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
PCT/JP2009/069576 2008-11-19 2009-11-18 番組情報表示装置および方法 WO2010058798A1 (ja)

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CN200980146087.0A CN102217320B (zh) 2008-11-19 2009-11-18 节目信息显示装置及方法
US13/110,279 US20110252447A1 (en) 2008-11-19 2011-05-18 Program information display apparatus and method

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JP2008295849A JP5225037B2 (ja) 2008-11-19 2008-11-19 番組情報表示装置および方法

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