Summary Content Generation Device and Computer Program
First Claim
1. A summary content generation device, which uses digital broadcast signals having video data and subtitle data to generate summary content for a broadcast program, comprising:
- a subtitle character string extraction unit, for extracting a subtitle character string from subtitle data contained in said digital broadcast signals;
a still image extraction unit, for extracting one still image corresponding to said subtitle character string from video data contained in said digital broadcast signals; and
a summary content generation unit, for generating summary content, which displays, on a screen, said extracted subtitle character string together with said corresponding extracted still image, whereinsaid summary content generation unit decides the timing for switching display of the plurality of subtitle character strings and still images comprised by said summary content, based on the subtitle character strings.
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Accused Products
Abstract
When generating animation content as summary content for a digital broadcast program, the timing for switching of animation images for display is controlled appropriately. Subtitle character string extraction means for extracting a subtitle character string from subtitle data contained in digital broadcast signals, still image extraction means for extracting one still image corresponding to the subtitle character string, and summary content generation means for generating summary content to display the extracted subtitle character strings together with the corresponding extracted still images, are provided; the summary content generation means decides the timing for switching display of the plurality of subtitle character strings and still images comprised by the summary content, based on the subtitle character strings.
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Citations
21 Claims
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1. A summary content generation device, which uses digital broadcast signals having video data and subtitle data to generate summary content for a broadcast program, comprising:
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a subtitle character string extraction unit, for extracting a subtitle character string from subtitle data contained in said digital broadcast signals; a still image extraction unit, for extracting one still image corresponding to said subtitle character string from video data contained in said digital broadcast signals; and a summary content generation unit, for generating summary content, which displays, on a screen, said extracted subtitle character string together with said corresponding extracted still image, wherein said summary content generation unit decides the timing for switching display of the plurality of subtitle character strings and still images comprised by said summary content, based on the subtitle character strings. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A computer program, to generate summary content of a broadcast program using digital broadcast signals having video data and subtitle data, causing a computer to realize:
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a subtitle character string extraction function of extracting a subtitle character string from subtitle data contained in said digital broadcast signals; a still image extraction function of extracting one still image corresponding to said subtitle character string from the video data contained in said digital broadcast signals; and a summary content generation function of generating summary content, for the display on a screen of said extracted subtitle character string together with said corresponding extracted still image, wherein said summary content generation function decides the timing for switching between a plurality of subtitle character strings and still images comprised by said summary content, based on the subtitle character strings.
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Specification