Multichannel digital television system
First Claim
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1. A digital television system comprising:
- a transmission means for transmitting digital audiovisual information on a plurality of channels;
a means for introducing in real time an event message concerning a live event broadcast on at least one channel into the datastream of at least one other channel, wherein the event message comprises information regarding the occurrence of an event and the channel on which the event has occurred so that a change of channel in response to said event message allows a viewer to watch both the build-up to the event and the event itself;
said transmission means further comprising a delay device for introducing a predetermined delay into the transmission time of the audiovisual information broadcast on each of the channels.
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Abstract
A digital television system including a transmission means for transmitting digital audiovisual information on a plurality of channels and means for introducing in real time an event message concerning a live event broadcast on at least one channel into the datastream of at least one other channel, where the event message includes information regarding the occurrence of an event and the channel on which the event has occurred.
33 Citations
16 Claims
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1. A digital television system comprising:
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a transmission means for transmitting digital audiovisual information on a plurality of channels;
a means for introducing in real time an event message concerning a live event broadcast on at least one channel into the datastream of at least one other channel, wherein the event message comprises information regarding the occurrence of an event and the channel on which the event has occurred so that a change of channel in response to said event message allows a viewer to watch both the build-up to the event and the event itself;
said transmission means further comprising a delay device for introducing a predetermined delay into the transmission time of the audiovisual information broadcast on each of the channels. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A method for transmitting digital audiovisual information on a plurality of channels comprising:
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introducing a predetermined delay into the transmission time of the audiovisual information broadcast on each of the channels; and
introducing in real time an event message concerning a real time live event broadcast on at least one channel into the datastream of at least one other channel, wherein the event message comprises information regarding the occurrence of an event and the channel on which the event has occurred so that a change of channel in response to said event message allows a viewer to watch both the build-up to the event and the event itself.
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Specification