Executive Summary

• Executive Summary

History of Research

• History of Research

The Voice

• How the Voice Works
• Acoustic Theory
• Sound Parts

Speech Recognition by Machine

• Speech Recognition by Machine
• Acoustic-Phonetic Model
• Pattern Recognition
• Artificial Intelligence

Three Models of Speech Recognition

• Three Models of Speech Recognition

Pattern Comparison Techniques

• Pattern Comparison Techniques

The Match Process

• The Match Process

Template Adaptation

• Template Adaptation

Hidden Markov Model (HMM)

• Hidden Markov Model (HMM)

Speech Recognition Based on Connected Word Models

• Speech Recognition Based on Connected Word Models
• Connected Word Models for Different-Sized Vocabularies
• Vocabulary Structure Models

Taking Speech Recognition to Task

• Taking Speech Recognition to Task

Market Forecasts

Dictation (Speech-to-Text)

Text-to-Speech

Telephony

Embedded Systems

Biometrics

Computer Interfaces

Challenges in the Marketplace

Dealing with Microsoft and Other Competitors

• Market Forecasts

Introduction

Dragon

Lernout & Hauspie

IBM

Motorola

Nuance

Philips Electronics

DARPA

MIT

Carnegie Mellon University

Texas Instruments

Intel Consortium

VoXML

VoiceTimes/IBM

Analyzing Patents to Characterize the Marketplace

Important Patents

Key Resources and Contacts