JP2005191621A - Television broadcast receiver having program searching function - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a television broadcast receiver capable of designating a program by a plurality of keywords and searching on the basis of the priority of keywords, and displaying results of search as a list of images in which one scene of the program is captured. <P>SOLUTION: A user previously registers the key words for searching a program and priority concerning an order of display of program search. When a program guide 201 or program contents 207 is activated, character strings each corresponding to the key words are displayed with underlines, and further, color display corresponding to the set priority and highlight display indicating the selection of the user are performed. Then, the display order is determined on the basis of priority of the keywords, and an image in which one scene of the program is captured is acquired and displayed as a list. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a television broadcast receiving apparatus having a function of searching for a program by keyword search, and more specifically, television broadcast reception capable of providing information desired by a user more quickly, accurately and visually. It relates to the device.

  As a method for easily and quickly finding a program that a user wants to watch or record, an electronic program guide (hereinafter referred to as EPG) is installed in many television broadcast receivers, and keywords such as a genre and a person name are clues. A function for searching for programs is also known.

  However, the amount of program information displayed by the EPG is enormous, and it takes time to grasp the program desired by the user. Although a search method using keywords is also provided, it is limited to specific keywords provided by the TV broadcast receiver, and it takes time to display program search results, and the display method is also listed. It is not easy to use for the user.

Therefore, if a certain keyword is displayed in the program content display, the display color of the character string is changed, and a search system with a link function so that the program search function can be activated from there is provided a user-friendly search system. Has been proposed (see, for example, Patent Document 1).
JP 2000-341598 A

  However, in the above-described conventional search system disclosed in Patent Document 1, since a plurality of keywords cannot be specified at the same time, the number of searches is likely to be large, and the user cannot determine the display order of search results. Or, there is a problem that it takes time to reach a program to be recorded.

  Furthermore, since the search result is a list made up of all characters such as program name, channel, broadcast time, etc., there is a problem that it is difficult to understand visually and the user is not sure which program to view.

  In view of the above, the present invention considers the above-mentioned problems when searching for a program by keyword and the problems that the target program candidates cannot be narrowed down and the problem that the search result list display is difficult to visually understand. It is an object of the present invention to provide a television receiver capable of displaying the image more quickly, accurately and visually.

  The television broadcast receiving apparatus according to claim 1 of the present invention is a program information acquisition means for acquiring program information, a keyword registration means for registering a plurality of keywords with priorities, and program information acquired by the program information acquisition means. Is stored based on the information from the keyword registration means, the program information storage means for identifying and storing the keyword included in the program information, and the image data of the program including the keyword identified and stored by the program information storage means. Image data storage means, display means for displaying program information stored in the program information storage means, and keyword search list display, and a user selects a plurality of keywords identified and displayed from the program information displayed by the display means. If specified, the image data of the program containing a plurality of keywords is acquired from the image data storage means and used as a keyword search list. Characterized by comprising a program information control means for outputting to the shown section.

  According to a second aspect of the present invention, there is provided a television broadcast receiving apparatus according to the first aspect, wherein the image data storage means acquires image data from an external device via a communication line.

  The television broadcast receiving method according to claim 3 of the present invention includes a step of acquiring program information, a step of registering a plurality of keywords with priorities, and a step of registering the acquired program information when storing the acquired program information. A step of identifying and storing a keyword included in the program information based on the determined keyword, a step of accumulating image data of a program including the identified and stored keyword, a step of displaying the stored program information, and a user When specifying a plurality of keywords identified and displayed from the program information displayed, a step of acquiring image data of a program including the plurality of keywords, a step of displaying the acquired image data of the program as a keyword search list, It is provided with.

  According to the television broadcast receiving apparatus of the present invention, it is possible to narrow down the candidate programs to a small number by specifying a plurality of keywords and assigning a priority to each keyword, and the searched programs can be displayed in order of priority. The target program can be found quickly. Furthermore, by displaying a list of images that capture a scene of the program for the searched program, it is possible to convey information relating to the program to the user in an easily understandable manner. Therefore, it is possible to obtain an effect that it is easy to determine a program to be viewed or recorded.

  Embodiments of the present invention will be described below with reference to the drawings.

(Embodiment 1)
FIG. 1 is a block diagram showing a configuration of a television broadcast receiving apparatus according to Embodiment 1 of the present invention. The television broadcast receiver 1 is connected to an antenna 2 for receiving radio waves from a broadcasting station and a display device 15 for projecting an OSD including television broadcast video and EPG.

  The television broadcast receiving apparatus 1 includes a tuner 3, a program information separation unit 4, a program information storage unit 5, a keyword registration unit 6, a program list creation unit 7, a remote control reception unit 9, and an image data storage unit 11. The program information display unit 12, the video signal processing unit 13, the screen composition unit 14, and the program information control unit 16 are connected to the program image database 10 containing images related to the program via the Internet. It has a function that can.

  The program information separation unit 4 separates the video signal and the program information. The program information is included in VBI (Vertical Blanking Interval) in the case of analog broadcasting and SI (Service Information) in the case of digital broadcasting, and after being separated as program information, it is decoded into a form that can be displayed on the display device 15. The

  The program information storage unit 5 stores the program information decoded by the program information separation unit 4. As for the storage method, if there is a character string that matches the keyword registered by the user, the character string is underlined, the display color is changed according to the priority set for the keyword, and the character string is further changed. Corresponding to the highlighted display indicating selection, the data changed so as to access the program list creation unit 7 storing the search result is stored according to a user instruction.

  The keyword registration unit 6 stores a character string that is a key input by the user for searching for a program. A plurality of keywords can be registered, and priority can be set for each keyword. Here, for example, the priority is higher as the value is lower.

  If there is a program having a keyword registered by the user in the program information storage unit 5, the program list creation unit 7 creates a program list for each keyword. The keyword priority is also stored in the list.

  The remote controller 8 is for the user to send commands for channel selection, EPG operation, keyword search, and the like. By pressing a button on the remote controller 8, a radio signal such as an infrared signal is transmitted.

  The remote control receiving unit 9 receives the remote control code sent from the remote control 8 and outputs it to the program information control unit 16.

  The image data storage unit 11 downloads and stores the program image data including the keyword set by the user from the program image database 10 in the program information storage unit 5.

  The program information display unit 12 displays an EPG centered on time and a broadcasting station, displays detailed information of each program, displays a search result, and performs OSD display such as a channel number of a selected program. Which display is performed is controlled by the program information control unit 16.

  The video signal processing unit 13 performs processing for decoding the video signal separated by the program information separation unit 4 and displaying it on the display device.

  The screen synthesis unit 14 synthesizes and displays the video displayed on the display device 15 by the video signal processing unit 13 and the OSD processed by the program information display unit 12.

  The program information control unit 16 receives the remote control code transmitted by the user's operation as an input, activates the keyword registration unit 5 at the time of keyword and priority registration of each keyword, or acquires the keyword and priority of each keyword, Data access to the program data storage unit 5 by EPG, program content display, etc., data storage command at the time of program information reception, activation of the program list creation unit 7 at the time of program information reception and after keyword registration, access to the program image database 10 The display command to the program information display unit 12 is controlled.

  FIG. 2 shows a search result display diagram when the keyword search is performed from the program guide, the program content display, and the program content display in the television broadcast receiving apparatus 1. These displays are controlled by the program information control unit 16 and are configured by the program information display unit 12.

  2A shows a program table centered on time and broadcasting station name, and “road show“ BAA of AAA ”” is selected by the cursor 202. The user also has a keyword. It can be seen that at least “Road Show 203, BBB 204, Soccer 205, NEWS 206” are registered, and the character string is displayed with an underline. Also, “Road Show 203” is selected. The display is highlighted in the meaning, and this display can be moved between keywords, but can be moved only within the selected program, and in the state of FIG. BBB204 "is selected.

  Reference numeral 207 in FIG. 2B displays the program content of “Road Show“ BAA of AAA ”” selected by the cursor 202 in FIG. 2A, and keyword search is also possible on this screen. Furthermore, it is possible to select and search a plurality of keywords as shown in “Road Show 208” and “FFF 209.” The search can specify an AND search or an OR search. The display order is determined using the priority.

  210 in FIG. 2C indicates the search result of the keyword 211 selected in FIG. Reference numeral 212 denotes an image of a hit program. This image is obtained from the image data storage unit 11. A list of program images can be selected by moving the cursor, and an enlarged image display and program content display (characters) are performed.

  A processing flow by the program information control unit 16 until the search result list by keyword is displayed on the program information display unit 12 will be described with reference to FIG.

  When the user activates the program guide or program contents, the already processed data is read from the program information storage unit 5 and displayed for the character string matching the keyword (S301). When a keyword is selected by the user (YES in S302), a list corresponding to each keyword is selected from the program list creation unit 7 (S303). Then, a search result list is created based on the search conditions (AND, OR) between the keywords (S304).

  After the above processing, the display order of the search result list is rearranged based on the priority set for the keyword (S305). Then, the program image corresponding to the program registered in the search result list is acquired from the image data storage unit (S306) and displayed as a list (S307).

  As described above, according to the television broadcast receiving apparatus 1 of the present invention, as shown in “Road Show 208” and “FFF 209”, a plurality of keywords are designated, and priority is given to each keyword, so that the candidate programs can be selected. Since the number of programs can be narrowed down and the searched programs can be displayed in order of priority, the target program can be found quickly. Furthermore, by displaying a list of images that capture a scene of the program for the searched program, it is possible to convey information relating to the program to the user in an easily understandable manner. This makes it easier to decide which program you want to watch or record.

  The television broadcast receiving apparatus having the program search function of the present invention can narrow down candidate programs to a small number by specifying a plurality of keywords and assigning a priority to each keyword, and displaying the searched programs in order of priority. It is possible to quickly find the target program, and for the searched program, a list of images that capture one scene of the program is displayed for the user to visually display information about the program. Therefore, the present invention is useful for a television broadcast receiving apparatus having a function of searching for a program by keyword search.

The block diagram which shows the structure of the television broadcast receiver by Embodiment 1 of this invention. In the embodiment, (a) a diagram showing a program guide, (b) a diagram showing program contents, and (c) a search result display diagram when a keyword search is performed from the program contents display in the embodiment. The figure which shows the processing flow by the program information control part until it displays the search result list by a keyword on a program information display part.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Television broadcast receiver 2 Antenna 3 Tuner 4 Program information separation part 5 Program information storage part 6 Keyword registration part 7 Program list preparation part 8 Remote control 9 Remote control reception part 10 Program image database 11 Image data storage part 12 Program information display part 13 Image | video Signal processing unit 14 Screen composition unit 15 Display device

Claims (3)

Information from the keyword registration means when storing program information acquisition means for acquiring program information, keyword registration means for registering a plurality of keywords with priorities, and program information acquired by the program information acquisition means A program information storage unit for identifying and storing a keyword included in the program information, an image data storage unit for storing image data of a program including the keyword identified and stored by the program information storage unit, and the program information Display means for displaying program information stored in the storage means and keyword search list display; and when the user designates a plurality of keywords identified and displayed from the program information displayed by the display means, the image data Image data of the program including the plurality of keywords is acquired from the storage means, and the display means is displayed as a keyword search list. Television broadcast receiving apparatus characterized by comprising a program information control section for outputting. 2. The television broadcast receiver according to claim 1, wherein the image data storage means acquires image data from an external device via a communication line. A step of acquiring program information; a step of registering a plurality of keywords with priorities; and a keyword included in the program information based on the registered keywords when storing the acquired program information Identifying, storing, storing image data of a program including the identified and stored keyword, displaying the stored program information, and a user identifying and displaying from the displayed program information When a plurality of keywords are specified, the method includes a step of acquiring image data of a program including the plurality of keywords, and a step of displaying the acquired image data of the program as a keyword search list. TV broadcast reception method.

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