| 摘要 |
A system for implementing an interactive broadcast program which includes a transmitter for transmitting a multiplexed data stream which includes a main program and a plurality of different commercials, and a receiver (e.g., a digital television receiver) configured to receive the multiplexed data stream. The receiver includes a display device (e.g., a television monitor) and, facilities responsive to a user action for causing the display device to display a selected one of the plurality of different commercials during a commercial interruption in the main program. Also disclosed is a system for implementing an interactive broadcast program which includes a transmitter for transmitting a multiplexed data stream which includes an interactive main program comprised of a plurality of main program segments including at least a first main program segment and a plurality of different second main program segments, and a receiver. The receiver (e.g., an analog television receiver equipped with a digital set-top box) includes a display device (e.g., a CRT), and facilities responsive to a user action for causing the display device to branch to a selected one of the plurality of different second main program segments at a branching point of the first main program segment.
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