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Accessible voice services and systems: Technical trends Jim Tobias tobias@inclusive.com 732.441.0831 v/tty
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Introduction Main trends Messaging growth and centrality Expanding range of products and features PC-and-software replacing user CPE Convergence and unified messaging IP telephony All have access implications Data from MMTA industry survey on CT (http://img.cmpnet.com/telecomlibrary/content/mmta2000.pdf)
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Messaging growth and centrality - 1 Explosive growth 48% of vendors have been active 1 year or less 38% growth in user organization expenditures financial services IVR use grew 67% in 1998; customer satisfaction with calls dropped from 87% to 80% - TARP 10/99 Residential (mostly IVR and AA) access to home services: ordering, delivery, banking, schools, government, etc. “improved contact with... customers” is second highest rated reason for user organizations
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Messaging growth and centrality - 2 Employment 33% of user organizations have voice mail now; 87% expect to within 2 years “increased worker productivity” is top rated reason for user organizations some jobs have high messaging content call centers (sales & support) – 3% of US workforce by 2004 professions any large organization
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Accessibility implications Impact on social integration, commercial opportunities Critical employability issue
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Expanding range of products and features Product ecology is exploding Maturity refinement? Interoperability with embedded applications Standards adherence to standards is greatest concern of vendors end users rate its importance 95%
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Profusion means there is usually at least one solution out there BUT information task becomes unmanageable purchasing decisions are complex vendors unaware of access value of their own products end users and system administrators also unaware Few standards address accessibility Accessibility implications
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PC-and –software replacing user CPE From simple POTS dialer utilities to proprietary phone simulators TAPI and voice modems, other tools integration with contact management software
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PC phones
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Messaging access depends on computer access workplace computer access must be provided anyway Reduced need for specialized CPE and related equipment TTY modems (desktop and network) Accessibility implications
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Convergence and unified messaging At user’s end PC applications can show a single mailbox, with cross-media notification and presentation user can switch media or arrange for transcription At provider’s end one server for all media identification of user’s media preference
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Demo of CallXpress
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Unified server architecture
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Accessibility implications DeafHoHBlind/LVManipSpeechCog TTY compatibility? but has screen notification of voice messages, opportunity for transcription audio quality – potentially better by using PC signal processing and output compatibility with screen readers and magnifiers? but has voice notification of email, opportunity for transcription mouse-free operation? busy screens mean smaller targets audio quality; compatibility with or integration with synthesized speech complex services and interface, but messages may be easier to manage
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IP telephony Rapid growth: 9% of user organizations have it now; 64% expect to within 2 years Capable of simultaneous voice, video, shared application, and text can change features during session Messaging apps available for client or server (JFax, eVoice, etc.)
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IP telephony clients
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IP telephony architectures
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IP telephony access implications DeafHoHBlind/LVManipSpeechCog TTY compatibility (vs. text window) audio quality, sync. with video compatibility with screen readers and magnifiers mouse-free operation audio quality; compatibility with synthesized speech complexity
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Business trends Growth in software and services 38%; hardware 28%; consultants/integrators 13% improved administration role of toolkits? Application Service Providers (ASPs) 56% use vendor-supplied training
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Accessibility implications More access features but if they are not built in, they will be harder to add user and administrator awareness becomes crucial Regulatory status of ASPs
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