Patent ID: 6754437
Filing Date: 2004-06-22
Classification: G11B,H04N

Abstract:
A system comprising:a receiving apparatus for receiving an interactive program; a recording apparatus for recording the interactive program received by said receiving apparatus; and a reproduction apparatus for reproducing the interactive program recorded in said reproduction apparatus, wherein: said receiving apparatus comprises an interactive program receiving unit for receiving interactive program broadcasting which includes the interactive program, a TDT having an absolute time of the interactive program when the broadcasting is executed, at least one of video and audio, and interactive programming, which are each indicated as a part of the broadcasting, and a broadcast time obtaining unit for obtaining absolute time information corresponding to the absolute time when the broadcasting is performed, and for managing the absolute time information; said recording apparatus comprises a recording program information creation unit for creating a SIT as program information for recording of the interactive program, a time information management unit for recording, from the TDT, the absolute time information obtained by said broadcast time obtaining unit in either a first descriptor or a second descriptor of the SIT, and a storage unit for storing the interactive program received by said interactive program receiving unit in a recording area on a recording medium and for storing the absolute time information obtained from the first descriptor or the second descriptor in another area on the recording medium or in a recording device; said reproduction apparatus comprises a reproduction time obtaining unit for receiving the absolute time information stored in said storage unit, and for reproducing a flow of time at a recording time, a reproduction instruction unit for detecting when the interactive program is recorded in said storage unit, and for issuing a reproduction instruction automatically or in accordance with a user instruction, and an interactive program execution unit for receiving the reproduction instruction from said reproduction instruction unit and the interactive program from said storage unit so as to execute and reproduce the interactive program recorded in said storage unit on the basis of the absolute time information obtained by said reproduction time obtaining unit.