METHOD AND APPARATUS OF CHANNEL SWITCHING USING PRE-ACQUISITED PSI TABLE
First Claim
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1. In a method for switching channels carried out by a media play apparatus, a method, comprising:
- obtaining information about a plurality of channels;
receiving a channel switching signal; and
generating channel data according to the channel switching signal by using the obtained channel information.
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Abstract
The present invention provides a method and apparatus for switching channels to reduce channel zapping time, which use channel information generated prior to channel switching and generates audio and video data of a switched channel, thereby skipping a process of calculating channel information of a channel to be switched at the time of channel switching.
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Citations
20 Claims
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1. In a method for switching channels carried out by a media play apparatus, a method, comprising:
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obtaining information about a plurality of channels; receiving a channel switching signal; and generating channel data according to the channel switching signal by using the obtained channel information. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. In an apparatus for switching channels of a media play apparatus, an apparatus, comprising:
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at least one tuner obtaining information about a plurality of channels; and a controller extracting channel information from the channel data and generating channel data according to a received channel switching signal by using the previously obtained channel information. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16, 17)
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- 18. In a media data transport packet, a media data transport packet, comprising transport stream identifiers for a plurality of media data.
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