Patent · US Expired

Speech processor method and apparatus

US4825385A · kind A · utility

28Cited by
5References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 6, 1988
Grant dateApr 25, 1989
Priority date
Expiry dateSep 6, 2008

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10L13/00
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A speech synthesizer circuit for use in an automobile. The circuit includes a dedicated microprocessor and a speech synthesizer integrated circuit which has an output couplable to the speakers of the automobile's radio. The microprocessor monitors various automobile status condition and, based upon these conditions, causes various preprogrammed voice messages to be transmitted to the motorist. The circuit includes various novel features. These features includes novel circuit energization, conditions sensing, failure detection, and voice activation mechanisms.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.