Patent · US Expired

Optical cross-correlation and convolution apparatus

US4670854A · kind A · utility

16Cited by
19References
40Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 30, 1985
Grant dateJun 2, 1987
Priority date
Expiry dateSep 30, 2005

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06E3/003
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

Cross-correlation or convolution or a succession of such operations is performed by exposing an inhomogeneously broadened material to optical radiation pulses modulated in accordance with the information to be cross-correlated or convoluted and detecting the resulting emitted radiation.

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