Patent · US Expired

LCD and methods and systems for same

US6975372B2 · kind B2 · utility

0Cited by
7References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 23, 2002
Grant dateDec 13, 2005
Priority date
Expiry dateDec 13, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133528
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Methods and systems relating to a LCD are disclosed. In one exemplary embodiment, the LCD has an active state and an inactive state. The inactive state is configured to produce a desired residual image. The active state is configured to produce a desired non-residual image.

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