The broadcast content consists of multicast audio (digital radio), video (mobile TV) and data (program guide, text and graphical information, as well as off-line content).
[1] 1worldspace planned to use ETSI SDR in its new network covering Europe from 2009, but the company went defunct before it launched its service.
[3] The ETSI SDR is also similar to the Sirius XM Radio, the S-DMB used in South Korea for multimedia broadcasting since May 2005, the China Multimedia Mobile Broadcasting (CMMB) and the defunct MobaHo!
The DVB-SH specifications, which the DVB Project has created, target similar broadcast systems as ETSI SDR.
The following technical report contains guidelines for the use of these standards: The following technical report describes the facts and assumptions on which the SDR standards are based: Note that in this document the word "may" replaces the word "shall" due to a decision of the ETSI Board in June 2006.