| 摘要 |
<p>A broadcast receiver 300 includes a tuner/decoder 310 for tuning into a broadcast digital transport streams. The tuner/decoder 310 can also extract at least one service from the transport stream. A service includes one or more selectively receivable service components. An example of a service component type is a program (hereinafter "Xlets") that is executable by the processor 320 of the broadcast receiver. The processor 320 is programmed to present to a user a guide with Xlets available for receipt. The processor 320 also enables the user to select at least one of the presented Xlets. In response to a user selection, the processor 320 causes the tuner/decoder 310 to tune into the transport stream that carries the selected Xlet, and to extract the selected Xlet.</p> |
