Patent · US Expired

Method and apparatus for indicating a status

US7135960B2 · kind B2 · utility

6Cited by
9References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 17, 2004
Grant dateNov 14, 2006
Priority date
Expiry dateOct 21, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG08B7/06
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A method and apparatus for a signaling device includes an audio device that generates either or both an audible output such as a tone and a voice. The output is based upon a status level. The signaling device further includes a light emitting diode (LED) strobe that illuminates in a variety of colors, where the illumination of a specific color is based upon the status level.

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