When the user of a receiving apparatus presses a notice button provided for a remote controller to indicate the preference concerning the person or thing appearing on the screen of the program being viewed, the corresponding signal is transmitted to the receiving section of a set-top box. A view-log...http://www.google.com/patents/US8108886?utm_source=gb-gplus-sharePatent US8108886 - Receiving apparatus and receiving method, broadcasting apparatus and broadcasting method, information processing apparatus and information processing method, bidirectional communication system and bidirectional communication method, and providing medium
