System and method for displaying closed captions in an interactive TV environment
First Claim
Patent Images
1. A method of displaying closed captions encoded in a video signal, comprising the steps of:
- allocating a screen area for displaying the closed captions;
receiving said video signal and ITV data; and
relocating said closed captions to said allocated screen area.
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Abstract
The present invention is directed toward a method and system for displaying closed captions encoded in a video program represented by an electronic signal in an interactive television system. In one aspect the present invention may be used to receive the electronic signal and ITV data and to determine if a conflict exists between the screen location of the closed caption and the screen location of the ITV data. If a conflict does exists the present invention relocates the closed captions to a screen location reserved for displaying closed captions.
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Citations
30 Claims
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1. A method of displaying closed captions encoded in a video signal, comprising the steps of:
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allocating a screen area for displaying the closed captions;
receiving said video signal and ITV data; and
relocating said closed captions to said allocated screen area. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method of displaying closed captions encoded in a video signal, comprising the steps of:
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receiving said video signal and ITV data;
determining if a conflict exists between screen location of the closed captions and screen location of the ITV data; and
relocating the closed captions in accordance with said conflict determination. - View Dependent Claims (10, 11, 12, 13, 14, 15, 17, 18, 19, 20, 21, 22, 24, 25, 26, 27, 28, 29, 30)
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16. A method of displaying closed captions encoded in a video signal, comprising the steps of:
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receiving said video signal and ITV data;
determining screen location of the closed captions;
determining screen location of the ITV data; and
relocating at least a portion of the closed captions whose screen location conflicts with the screen location of said ITV data.
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23. An interactive television receiver, comprising:
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means for allocating a screen area for displaying closed captions;
means for receiving said video signal;
means for receiving ITV data; and
means for relocating said closed captions to said allocated screen area.
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Specification