Patent · US Expired

Audio output device with speech synthesis technique

US4701862A · kind A · utility

11Cited by
7References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 27, 1986
Grant dateOct 20, 1987
Priority date—
Expiry dateMay 27, 2006

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10L19/00
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

In a talking alarm clock, coincidence of real-time and preset alarm-time causes output of a fixed-plus-variable word message. Fixed words are stored in a ROM, while variable words are entered and stored in a circulating analog semiconductor memory.

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