Mach-Zehnder interferometer using photonic band gap crystals
First Claim
1. A photonic crystal interferometer comprising a periodic dielectric structure including an input having at least one input waveguide, first and second waveguide arms branching from said input waveguide in which the relative optical path lengths of electromagnetic radiation within said arms are controlled by stimuli, and an output having at least one output waveguide that combines the electromagnetic radiation propagating within said first and second waveguide arms.
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Abstract
A photonic crystal optical switch having a periodic dielectric structure including at least one input waveguide. First and second waveguide arms branch from the input waveguide in which the relative optical path lengths of electromagnetic radiation within the arms are controlled by stimuli. At least one output waveguide that combines the electromagnetic radiation propagating within the first and second waveguide arms.
38 Citations
29 Claims
- 1. A photonic crystal interferometer comprising a periodic dielectric structure including an input having at least one input waveguide, first and second waveguide arms branching from said input waveguide in which the relative optical path lengths of electromagnetic radiation within said arms are controlled by stimuli, and an output having at least one output waveguide that combines the electromagnetic radiation propagating within said first and second waveguide arms.
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25. A photonic crystal interferometer measuring device comprising a periodic dielectric structure including an input waveguide, first and second waveguide arms branching from said input waveguide in which the relative optical path lengths of electromagnetic radiation within said arms are controlled by stimuli, and at least one output waveguide that combines the electromagnetic radiation propagating within said first and second waveguide arms.
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26. A photonic crystal optical switch comprising a periodic dielectric structure including an input waveguide, first and second waveguide arms branching from said input waveguide in which the relative optical path lengths of electromagnetic radiation within said arms are controlled by stimuli, and at least one output waveguide that combines the electromagnetic radiation propagating within said first and second waveguide arms.
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27. A photonic crystal optical router comprising a periodic dielectric structure including an input waveguide, first and second waveguide arms branching from said input waveguide in which the relative optical path lengths of electromagnetic radiation within said arms are controlled by stimuli, and at least one output waveguide that combines the electromagnetic radiation propagating within said first and second waveguide arms.
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28. A photonic crystal logic gate comprising a periodic dielectric structure including an input waveguide, first and second waveguide arms branching from said input waveguide in which the relative optical path lengths of electromagnetic radiation within said arms are controlled by stimuli, and at least one output waveguide that combines the electromagnetic radiation propagating within said first and second waveguide arms.
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29. A photonic crystal optical insulator comprising a periodic dielectric structure including at least one input waveguide, first and second waveguide arms branching from said input, having magneto-optically active material, in which the relative optical path lengths of electromagnetic radiation within said arms differ depending on the propagation direction due to magneto-optically active material, and at least one output waveguide that combines the electromagnetic radiation propagating within said first and second waveguide arms.
Specification