The invention relates to a system for transmitting stored programs, such as movies and musical works, to customers via a distribution network, such as a cable television system. The programs are stored in compressed form in a program library, such as a tape cartridge library. On receipt of a request...http://www.google.fr/patents/US5442389?utm_source=gb-gplus-shareBrevet US5442389 - Program server for interactive television system
