Patent · US Expired

Method for processing spatial-phase characteristics of electromagnetic energy and information conveyed therein

US6810141B2 · kind B2 · utility

9Cited by
7References
19Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 4, 2001
Grant dateOct 26, 2004
Priority date
Expiry dateMay 2, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01J9/00
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A method of deriving increased information from electromagnetic energy. Values of any of several spatial phase characteristics of the electromagnetic energy are determined. The determined spatial phase characteristic values are used in a manner to provide information.

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