Patent ID: 8478110

Claim:
A digital television recorder for recording television programs including audio/video sequences together with interactive services associated with the television programs and provided in the respective transport streams of those television programs, the recorder including: a recording section configured to record data onto a storage medium; a filter configured to identify from within a received transport stream, data of a television program for recording; a timer configured to be set with a time and, at that time, to start the recording section recording, onto the storage medium, data of the television program received from the filter; and a cache configured to store data of the interactive services; wherein the filter is configured additionally to identify, from within said received transport stream, data of interactive services associated with said television program; the timer is configured additionally, at a predetermined interval before said time, to start acquisition by the filter of said data of interactive services associated with said television program for recording and to start storage of the acquired data of interactive services in said cache; and the recording section is additionally configured to record, immediately prior to starting recording the data of the television program, the content of the cache to the storage medium.