Techniques for searching a program guide database. In accordance with a method, one or more search criteria (e.g., keywords) are received and a request for a search is then sent, along with the search criteria, to a head end of an information distribution system. In response, one or more search results...http://www.google.com/patents/US7373652?utm_source=gb-gplus-sharePatent US7373652 - Server-centric search function in an interactive program guide
