Development Windows Speech Recognition

a prototype speech recognition aero wizard interface seen in windows vista (then known longhorn ) build 4093.

at windows hardware engineering conference of 2002, microsoft announced windows vista, known codename longhorn, include advances in speech recognition technology , features such support microphone arrays. bill gates expanded upon information during professional developers conference of 2003 stated company build speech capabilities system -- big advance in longhorn, in both recognition , synthesis, real-time. further reports said operating system include integrated support speech recognition, , pre-release builds throughout development of operating system include speech engine training features. in 2003, microsoft clarified extent of intended integration windows vista when company stated within pre-release software development kit common speech scenarios, speech-enabling menus , buttons, enabled system-wide in operating system.

during winhec 2004, microsoft listed speech recognition part of longhorn mobile pc strategy improve productivity , listed microphone arrays hardware opportunity operating system. @ winhec 2005, microsoft released additional details pertaining speech recognition in windows vista focus on accessibility, new mobility scenarios, , improvements speech user experience. unlike speech support included in windows xp, integrated tablet pc input panel , required switching between dictation , command modes, windows vista separate feature tablet pc input panel introducing dedicated interface speech input on desktop , unify separate dictation , command modes. in previous versions of windows, speech recognition not allow user speak command after dictation or vice versa without first switching between these 2 modes. microsoft stated speech recognition in windows vista improve dictation accuracy, , support additional languages , microphone arrays. demonstration of feature @ winhec 2005 focused on e-mail dictation correction , editing commands, , set of slides dedicated microphone arrays released. windows vista beta 1 include integrated speech recognition application. in effort persuade company employees interact windows speech recognition during development, microsoft offered opportunity win premium model of xbox 360 video game console.

on july 27, 2006, before operating system s release manufacturing (rtm), notable incident pertaining speech recognition occurred during demonstration microsoft @ annual financial analyst meeting. speech recognition failed function correctly, resulted in unintended output of: dear aunt, let s set double killer delete select when several attempts dictate led consecutive output errors; incident subject of significant derision among analysts , journalists present in audience. microsoft later revealed errors during demonstration due audio gain glitch caused speech recognition distort dictated commands. glitch fixed prior operating system s release manufacturing on november 8, 2006.