• 专利标题: Double substrate reflective spatial light modulator with self-limiting micro-mechanical elements
  • 申请号: US11090800
    申请日: 2005-03-24
  • 公开(公告)号: US07009754B2
    公开(公告)日: 2006-03-07
  • 发明人: Andrew G. Huibers
  • 申请人: Andrew G. Huibers
  • 申请人地址: US CA Sunnyvale
  • 专利权人: Reflectivity, INC
  • 当前专利权人: Reflectivity, INC
  • 当前专利权人地址: US CA Sunnyvale
  • 代理商 Gregory R. Muir
  • 主分类号: G02B26/00
  • IPC分类号: G02B26/00 G02B26/08
Double substrate reflective spatial light modulator with self-limiting micro-mechanical elements
摘要:
A spatial light modulator includes an upper optically transmissive substrate held above a lower substrate containing addressing circuitry. One or more electrostatically deflectable elements are suspended by hinges from the upper substrate. In operation, individual mirrors are selectively deflected and serve to spatially modulate light that is incident to, and then reflected back through, the upper substrate. Motion stops may be attached to the reflective deflectable elements so that the mirror does not snap to the bottom substrate. Instead, the motion stop rests against the upper substrate thus limiting the deflection angle of the reflective deflectable elements.
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