A method and device for communicating private application data, along with audio data (e.g., MPEG-2 encoded audio data) and video data (e.g., MPEG-2 encoded video data), from a first location to a second location. The private application data is either stuffed into a header portion of packets of encoded...http://www.google.es/patents/US5856973?utm_source=gb-gplus-sharePatente US5856973 - Data multiplexing in MPEG server to decoder systems
Data multiplexing in MPEG server to decoder systems