The program-for-cache determining unit 107 counts the number of contents (a corresponding contents number) that are to use reproduction programs, for each reproduction program transmitted over each channel during the current service period and onward up to the last service period shown in the broadcast...http://www.google.de/patents/US7165265?utm_source=gb-gplus-sharePatent US7165265 - Broadcast reception apparatus for obtaining and storing high-use-possibility reproduction programs beforehand
