High-Q amplified resonator
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United States of America Patent
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Apr 17, 2018
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app pub date -
Jan 17, 2017
filing date -
Sep 22, 2016
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Abstract
Ring resonators and methods of making and using the same are disclosed. In certain embodiments, a ring resonator may include a waveguide comprising a pump bus and a signal bus disposed adjacent a ring guide, the pump bus and signal bus configured to couple electromagnetic signals to and from ring guide, wherein at least a portion of the waveguide comprises erbium-doped silica and a cladding material disposed adjacent the waveguide, wherein the cladding material exhibits an index of refraction that is lower than an index of refraction of the waveguide, wherein the ring resonator exhibits a propagation loss of less than 2 dB/m.
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