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Optical device

  • US 20050123234A1
  • Filed: 11/22/2004
  • Published: 06/09/2005
  • Est. Priority Date: 11/28/2003
  • Status: Active Grant
First Claim
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1. An optical device comprising:

  • an input optical waveguide for input of an optical signal;

    an output optical waveguide for outputting an optical signal from the input optical waveguide;

    an auxiliary optical waveguide for guiding light that does not enter the output optical waveguide, out of the optical signal from the input optical waveguide;

    a movable mirror for reflecting the optical signal from the input optical waveguide toward the output optical waveguide or toward the auxiliary optical waveguide;

    driving means for driving the movable mirror; and

    light monitoring means for monitoring light passing at least one of the input optical waveguide, the output optical waveguide, and the auxiliary optical waveguide.

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