Home > Encyclopedia of Neurological Disorders > Speech Synthesizer

Definition

A speech synthesizer is a computerized device that accepts input, interprets data, and produces audible language.

It is capable of translating any text, predefined input, or controlled nonverbal body movement into audible speech. Such inputs may include text from a computer document, coordinated action such as keystrokes on a computer keyboard, simple action such as directional interpretation of a joystick, or basic functions such as eye, head, or foot movement.

Purpose

According to a study by the American Speech and Hearing Association, approximately 1.5 million people in the United States are unable to communicate through vocal language; this number does not include hearing impaired. A speech synthesizer can provide an electronic means of verbal communication for individuals who are unable to speak or have visual impairments. Since spoken language is the primary means of communication in most...