Patent · US Active

Micro-electromechanical light modulator with enhanced contrast

US7549759B2 · kind B2 · utility

2Cited by
5References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 28, 2006
Grant dateJun 23, 2009
Priority date
Expiry dateAug 19, 2027

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B27/286
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A system and method for increasing contrast in displays using micromechanical light modulators. Contrast is enhanced by an optical system that uses polarization to discriminate unmodulated light. Contrast obtained from polarization sensitive components of an optical system has a multiplicative effect on contrast already available.

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