KeyboardCommunicator, model KC200, features a DECtalk, text-to-speech synthesizer
to give users flexible, high-quality speech output in a choice of nine voices.
The existing Estonian text-to-speech synthesizer
, for example, uses the MBROLA synthesis engine worked out at Mons University, Belgium (Dutoit 1997:276).
com) was the principal developer of the first omni-font optical character recognition, the first print-to-speech reading machine for the blind, the first CCD flat-bed scanner, the first text-to-speech synthesizer
, the first music synthesizer capable of recreating the grand piano and other orchestral instruments, and the first commercially marketed large vocabulary speech recognition system.
Ray Kurzweil, inventor, entrepreneur, author and futurist, was the principal inventor of the first omni-font optical character recognition (OCR), the first print-to-speech reading machine for the blind, the first text-to-speech synthesizer
and the first commercially marketed large vocabulary speech recognition.
As the applications become more specialized, the full text-to-speech synthesizer
is frequently replaced by prerecorded phrases.
Although primitive electronic communication aids exist, most are variations on picture boards, where the user points or looks at a two-dimensional array of pictures to convey a thought such as "hungry" or "tired," and this symbol is transmitted to a traditional text-to-speech synthesizer