Patent · US Active

Tunable photonic crystal device

US7826131B2 · kind B2 · utility

43Cited by
4References
49Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 31, 2007
Grant dateNov 2, 2010
Priority date—
Expiry dateMar 31, 2029

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F2203/055
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

This application describes a tunable photonic crystal device based on the electrical actuation of photonic crystal films. This device displays non-bleachable structural color, reflecting narrow bands of wavelengths tuned throughout the entire visible spectrum by expansion and contraction of the photonic crystal lattice

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