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Information display apparatus, information display method and program therefor

a technology of information display and display apparatus, which is applied in the direction of selective content distribution, television systems, instruments, etc., can solve the problems of no closed caption character information display function provided by and no conventional video playback apparatus or information display apparatus provides

Inactive Publication Date: 2008-01-31
MOMOSAKI KOHEI +5
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, a conventional video playback apparatus or information display apparatus does not provide closed caption character information display functions corresponding to viewing situations.
No conventional video playback apparatus or information display apparatus provides a function of controlling display of closed caption character information in accordance with the viewing situation.

Method used

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  • Information display apparatus, information display method and program therefor
  • Information display apparatus, information display method and program therefor
  • Information display apparatus, information display method and program therefor

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first embodiment

[0027] An information display apparatus according to the first embodiment of the present invention is used while being connected to an apparatus that receives information such as a broadcast containing video data, speech data, and closed caption character information data. Closed caption character information may be given as data separated from an image and speech, superposed in a video signal and transmitted, or received as a sub-image.

[0028]FIG. 1 shows an example of the arrangement of the information display apparatus according to the first embodiment.

[0029] As shown in FIG. 1, the information display apparatus according to the first embodiment comprises a speech input unit 11 which inputs a speech signal, a speech playback state detector 12 which processes an input speech signal and detects a speech output state, a speech output unit 13 which outputs an input speech signal, an ambient noise detector 14 which detects an ambient noise level, a video input unit 21 which inputs a ...

second embodiment

[0049] An information display apparatus according to the second embodiment of the present invention is realized by assembling it in an apparatus which reads out and plays back data from a recording medium such as a DVD that records video data, speech data, and closed caption character information data.

[0050]FIG. 5 shows an example of the arrangement of the information display apparatus according to the second embodiment.

[0051] As shown in FIG. 5, the information display apparatus according to the second embodiment comprises a recording medium 31 which records video data, speech data, and closed caption character information data, a playback controller 32 which controls read and playback of the recording medium, a speech playback unit 33 which reads out speech data from the recording medium 31, a speech playback state detector 12 which processes speech data and detects a speech output state, a speech output unit 13 which outputs speech data as a speech signal, an ambient noise dete...

third embodiment

[0086] An information display apparatus according to the third embodiment of the present invention is used while being connected to an apparatus which reads out and plays back data from a recording medium such as a DVD recording video data, speech data, and closed caption character information data. Subtitle character information may be given as data different from an image and speech, or superposed in a video signal and recorded.

[0087]FIG. 11 shows an example of the arrangement of the information display apparatus according to the third embodiment. As shown in FIG. 11, the information display apparatus according to the third embodiment comprises a speech input unit 11 which inputs a speech signal, a speech playback state detector 12 which processes an input speech signal and detects a speech output state, a speech output unit 13 which outputs an input speech signal, an ambient noise detector 14 which detects an ambient noise level, a control information input unit 26 which inputs ...

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PUM

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Abstract

An information display apparatus includes a display device configured to display a video, a speech detection unit configured to detect a playback state of a playback speech, a closed caption display unit configured to generate character information associated with the playback speech and display it on the display device together with the video, and a closed caption display unit configured to carry out a changing control for changing according to the detected playback state a display state of the character information that is displayed on the display device by the closed caption display unit.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS [0001] This application is a continuation of and claims the benefit of priority under 35 U.S.C. §120 from U.S. application Ser. No. 10 / 810,648, filed Mar. 29, 2004, the entire contents of which are incorporated herein by reference. This application also claims the benefit of priority under 35 U.S.C. §119 from the prior Japanese Patent Application No. 2003-095402, filed Mar. 31, 2003, the entire contents of which are incorporated herein by reference.BACKGROUND OF THE INVENTION [0002] 1. Field of the Invention [0003] The present invention relates to an information display apparatus which is incorporated in or connected to a video playback apparatus or video recorder / player apparatus represented by a television receiver, DVD apparatus, or hard disk video recorder and provides a closed caption display function, an information display method, and a program. [0004] 2. Description of the Related Art [0005] Television broadcasts and DVD video contents...

Claims

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Application Information

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Patent Type & Authority Applications(United States)
IPC IPC(8): G10L21/00H04N7/00H04N5/44H04N5/445H04N5/278H04N5/60
CPCH04N5/21H04N5/445H04N5/44513H04N5/60H04N21/4884H04N21/485H04N21/42646H04N21/4316H04N21/4325H04N21/4394H04N21/47217H04N21/42203H04N21/47
Inventor MOMOSAKI, KOHEIABE, KAZUHIKOMASAI, YASUYUKIYAJIMA, MAKOTOYAMAMOTO, KOICHISASAJIMA, MUNEHIKO
Owner MOMOSAKI KOHEI