Patent · US Expired

General purpose system for digitizing an analog signal

US5198816A · kind A · utility

13Cited by
5References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 6, 1991
Grant dateMar 30, 1993
Priority date
Expiry dateSep 6, 2011

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01J2001/448
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A general purpose programmable optical analyzer employs a nonlinear gain at the input stage of an analog to digital converter in order to limit the number of bits used to resolve shot noise.

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