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Progress Toward Standards for Accessible Total Conversation Toby Nixon Senior Program Manager, Exchange Server Voice Services Microsoft Corporation

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Presentation on theme: "Progress Toward Standards for Accessible Total Conversation Toby Nixon Senior Program Manager, Exchange Server Voice Services Microsoft Corporation"— Presentation transcript:

1 Progress Toward Standards for Accessible Total Conversation Toby Nixon Senior Program Manager, Exchange Server Voice Services Microsoft Corporation

2 2 Acknowledgement Much of the content of this presentation was provided by Gunnar Hellström of Omnitor AB, who is Rapporteur for Question 9 on “Accessibility to Multimedia for People with Disabilities” in ITU-T Study Group 16

3 3 Video telephony Text telephony Voice telephony Total Conversation for all in video, text and voice Total Conversation Combines Features of Video, Text, and Voice Telephony A standardized concept for telecommunication for all.

4 4 Typical Use With Hard-of-hearing User Hard-of-hearingHearing Voice Speech-reading Text when needed

5 5 Typical Use With Speech-impaired User Speech impaired Text Voice Video for agreeing, turn taking and better understanding Voice for conversation Hearing

6 6 Typical Use Between Deaf and Hearing Users Deaf Hearing Text for the conversation Video for recognition

7 7 Typical Use Between Deaf Users Deaf Deaf Video for Sign Language Text for phone numbers, addresses …

8 8 Typical Use Between Hearing Users Hearing Voice Text for for names, addresses Hearing

9 9 Use of Video Relay Services Sign Language Voice Text for phone numbers Deaf Video Relay Service Hearing

10 10 Use of Text Relay Service with Simultaneous Voice Text Voice DeafenedText Relay ServiceHearing

11 11 Tal Example of a Total Conversation User Interface Voice Sign language Also for Text Telephony Text in video call

12 12 Total Conversation Standardization  Started in Europe in ETSI HF from COST 219 and COST 220 in 1993, and USA from Gallaudet University  The activity center: ITU-T Study Group 16 on Multimedia Systems and Services  Question 9: Accessibility to Multimedia  Rapporteur : Gunnar Hellström  Decisions in ITU 18 Feb 2000 made the standard family complete

13 13 V.18 Harmonizes Text Telephony USA, Ireland, Australia USA Holland Italy, Switzerland, Germany, Austria France, Belgium The whole world Finland, Denmark, Norway, Sweden, UK V.18 forms the bridge to new environments

14 14 Total Conversation A Standard Family for All Networks V.18 Texttelephony Trans parent Equal - izers T.140 PSTN H.223 V.34/V.80 AL1 H.245 H. 324 T. 140 Voice and video PSTN H.221 Network access H. 320 H.224 T.140 Voice and video ISDN H.323 / SIP Network access T.140 Voice and video IP H.324 Mobile system H.223 Mobile transmission Voice and video AL1 H.245 T.140 MOBILE TCP/ H.323 / SIP Mobile system RTP Mobile transmission Voice and video T.140 MOBILE IP T.124 GCC T.134 T.120 Data conferencing T.123 T.140 H.248 Annex F: Gateway for text, voice and video Ready (Determined – Work Continues) Ready RTP DATA RTP TCP/RTP TCP/RTP Started

15 15 Total Conversation Products are Emerging!  1999: First standardised Total Conversation terminal with T.140 and V.18 available  1999: Interpreter centre offers Total Conversation distance interpretation  2000: V.18-based Virtual Text Network announced in UK  2000: Major text telephone vendor in USA announced a semi-V.18 text telephone

16 16 Mobile Networking Mobile Total Conversation Interworking with the existing and emerging forms of text conversation is the key to success

17 17 Total Conversation A Standard Family for All Networks V.18 Texttelephony Trans parent Equal - izers T.140 PSTN H.223 V.34/V.80 AL1 H.245 H. 324 T. 140 Voice and video PSTN H.221 Network access H. 320 H.224 T.140 Voice and video ISDN H.323 / SIP Network access T.140 Voice and video IP H.324 Mobile system H.223 Mobile transmission Voice and video AL1 H.245 T.140 MOBILE TCP/ H.323 / SIP Mobile system RTP Mobile transmission Voice and video T.140 MOBILE IP T.124 GCC T.134 T.120 Data conferencing T.123 T.140 H.248 Annex F: Gateway for text, voice and video Ready (Determined – Work Continues) Ready RTP DATA RTP TCP/RTP TCP/RTP Started

18 18 Unified Messaging Including All Communication Modes  Anytime, anywhere access to a unified mailbox containing , text, voice, video, fax, and pager messages  Access from PC, PDA, telephone (IP or PSTN), web phone, TTY, two-way pager…  Automatic conversion between media types  Speech user interfaces facilitate mobile use  Microsoft is committed to TTY/V.18 support in Exchange Server-based unified messaging

19 19 Thanks! Questions?


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