Windows Media Files can be embedded in a web document or referenced through a link. Standards Microsoft has joined with a variety of standards bodies to attempt to bring some consistency to the content defined for television. DVB have yet to define a formal name, DVB-ML is used in this document. Its standards-based architecture benefits the content industry with web compatibility both in deployment and generation tools, extensive documentation, existing content decoders and receiver solutions. Announcements are pointers to data to be used in a broadcast.
Announcements can also have multiple streams for varying set-top box profiles.
Announcement description fields allow easy picking of appropriate streams. For example, a stock ticker web page overlaying a news feed could have a triggers containing price quotes which are formatted into a personalised ticker. Together with a binding to a transport mechanism, such as carriage of IP in the broadcast, these elements provide virtually all of the services necessary to design and deliver compelling interactive television content. A specific URI scheme for describing television broadcasts. In addition, Canada, S. Korea, Taiwan and Argentina have also adopted the ATSC DTV Standard for digital terrestrial broadcasts.