Subtitling Systems (January 2018)

The DVB specification for TTML-based subtitling systems, approved in July 2017, has now been complemented by a revision of the existing specification for bitmap subtitles, creating a comprehensive suite of subtitling specifications from DVB. This webinar provides an overview of both specifications.


  • Introduction
  • Bitmap subtitle specification (EN 300 743) Update (DVB Bluebook A009)
  • TTML introduction
  • New DVB TTML specification (Bluebook A174)
  • Deployment considerations


  • Dr. Peter Cherriman, Senior R&D Engineer at BBC Research & Development
  • Paul Szucs, Senior Manager, Technology Standards at Sony Europe
  • Stefan Pöschel, Engineer, Production Technologies at IRT