Patent · US Active

Transmissive active grating device

US7583428B2 · kind B2 · utility

1Cited by
0References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 10, 2007
Grant dateSep 1, 2009
Priority date
Expiry dateOct 11, 2027

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F2203/12
  • WIPO fieldTextile and paper machines
  • WIPO sectorMechanical engineering

Abstract

Provided is a transmissive active grating device that transmits light or diffracts light according to an applied voltage. The transmissive active grating device includes: an electro optical material layer which transmits light; a first electrode formed on a bottom surface of the electro optical material layer; and an array of a plurality of second electrodes arranged on a top surface of the electro optical material layer in parallel with each other.

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