Invention Application
US20020176150A1 Double substrate reflective spatial light modulator with self-limiting micro-mechanical elements 有权
具有自限制微机械元件的双基板反射空间光调制器

  • Patent Title: Double substrate reflective spatial light modulator with self-limiting micro-mechanical elements
  • Patent Title (中): 具有自限制微机械元件的双基板反射空间光调制器
  • Application No.: US10153138
    Application Date: 2002-05-20
  • Publication No.: US20020176150A1
    Publication Date: 2002-11-28
  • Inventor: Andrew G. Huibers
  • Applicant: REFLECTIVITY, INC.
  • Applicant Address: US CA Santa Clara
  • Assignee: REFLECTIVITY, INC.
  • Current Assignee: REFLECTIVITY, INC.
  • Current Assignee Address: US CA Santa Clara
  • Main IPC: G02B026/00
  • IPC: G02B026/00
Double substrate reflective spatial light modulator with self-limiting micro-mechanical elements
Abstract:
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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