data broadcasting, at least in the U.S., is in it's infancy. Proprietary systems abound, that reflect MPEG-2 data broadcasting, ATSC data broadcasting specs, or something else. John Willkie ----- Original Message ----- From: <dgrimes@xxxxxxxxxxxxxxxxx> To: <opendtv@xxxxxxxxxxxxx> Sent: Wednesday, June 22, 2005 9:26 AM Subject: [opendtv] Re: MPEG Transport Streams > "ATSC A/90 IS OPTIONAL!" -John Willkie > > Are all terrestrial broadcasts using A/90, or are there other standards in > use? > > "The source here is ISO/IEC 13318 (MPEG-2) and ISO/IEC 11872 (MPEG-1)" > > Are these for the transport stream or the codec? > > Dan Grimes > > > > ---------------------------------------------------------------------- > You can UNSUBSCRIBE from the OpenDTV list in two ways: > > - Using the UNSUBSCRIBE command in your user configuration settings at FreeLists.org > > - By sending a message to: opendtv-request@xxxxxxxxxxxxx with the word unsubscribe in the subject line. > ---------------------------------------------------------------------- You can UNSUBSCRIBE from the OpenDTV list in two ways: - Using the UNSUBSCRIBE command in your user configuration settings at FreeLists.org - By sending a message to: opendtv-request@xxxxxxxxxxxxx with the word unsubscribe in the subject line.