Patent · US Expired

Micro mirror unit and method of making the same

US6817725B2 · kind B2 · utility

16Cited by
9References
4Claims
0Family size

Assignees

Inventors

Key dates

Filing dateDec 26, 2002
Grant dateNov 16, 2004
Priority date
Expiry dateFeb 4, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S359/904
  • WIPO fieldMicro-structural and nano-technology
  • WIPO sectorChemistry

Abstract

A micro mirror unit includes a moving part carrying a mirror portion, a frame and torsion bars connecting the moving part to the frame. The moving part, the frame and the torsion bars are formed integral from a material substrate. The frame includes a portion thicker than the moving part.

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