Let's put standardisation in practice: accessibility services and interaction

There are many international standardisation agencies working actively on producing technical requirements towards accessibility, both for physical environments and media. Technology is developing at a fast pace to produce new interactions, which turn into communication barriers: some avoidable. Taking consideration accessibility standards from the design requirement definition --the concept of “born accessible”-- would help native accessible technology. This article looks existing related media communication. The first part will revise importance drafting harmonised in four main standards: IEC, ITU, ISO W3C. It then outline how produced implemented European level by Standardisation Organisations (CEN, CENELEC ETSI). second be organised services: subtitling, audio description, subtitling sign language. Mention easy read as emerging modality, also made. final provide conclusions directions further research.
 Keywords: Media Accessibility, Standards, Accessibility services, Subtitling, Audio Easy Read.