1. Standard Development Languages—Are They Important? Disadvantages of standards – May be restrictive – May not include recent technology advances – May be out of date – May be incomplete – Takes years to finalize standards © 2013 by Larson Technical Services1

2. Web standards creation – Since 1994: 349 specifications including 77 recommendations Infrastructure – International representation (ERCIM, MIT, Keio University) with 400 member organizations from 40 countries Accountability – Vendor-neutral forum – Public discussion with full consideration of public feedback – Participation in working groups, as member or invited expert Patent policy – Strong patent policy to protect company and public interest (Royalty-free) © 2013 by Larson Technical Services2 W3C term for “standard”

3. W3C Voice Browser Working Group © 2013 by Larson Technical Services3 Voice XML 2.0 & 2.1 Grammar Synthesis 1.0 & 1.1 Call Control Semantic Interpre- tation Recommendation Proposed Recommendation Candidate Recommendation Last Call Working Draft Requirements Working Draft Pronun- ciation Lexicon Voice XML 3.0 (will not be completed)

4. W3C Multimodal Working Group © 2013 by Larson Technical Services4 Architec- ture InkML Emotion ML EMMA 1.0 Recommendation Proposed Recommendation Candidate Recommendation Last Call Working Draft Requirements Working Draft EMMA 1.1 Discovery And Registration Working Group Note

5. W3C Speech Working Group © 2013 by Larson Technical Services5 Recommendation Proposed Recommendation Candidate Recommendation Last Call Working Draft Requirements Working Draft HTML5 + Speech W3C Incubator Group Web Speech API W3C Community Group

6. References World Wide Web Consortium (W3C) – W3C Voice Browser Working Group http://www.w3.org/Voice/ – W3C Multimodal Working Group www.w3.org/2002/mmi – W3C Speech Working Group http://www.w3.org/2012/12/speech- charter.html http://www.w3.org/2012/12/speech- charter.html © 2013 by Larson Technical Services6

7. Vendors and W3C Recommendations Vendors differ in their support of W3C languages: – Support languages before they become full W3C recommendations – Support languages only after they become full W3C recommendations – Never support full W3C recommendations – Support extensions to W3C recommendations © 2013 by Larson Technical Services7