When a transport rate Rs is updated, in the case where the updated transport rate Rs is within a variable range (Rc<Rs<U×Rc, and U>1) defined by a current encoding rate Rc, FEC (Forward Error Correction) data sending rate Rf is updated (Rf=Rs−Rc) without updating the current encoding rate Rc. On the...http://www.google.com/patents/US7430219?utm_source=gb-gplus-sharePatent US7430219 - Method for transporting media, transmitter and receiver therefor