OPTICAL DEVICE AND OPTICAL SYSTEM
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United States of America Patent
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Issued Date -
Oct 6, 2022
app pub date -
Mar 15, 2022
filing date -
Mar 30, 2021
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Abstract
An optical device that includes at least one magnetic element including a first ferromagnetic layer, a second ferromagnetic layer, and a spacer layer sandwiched between the first ferromagnetic layer and the second ferromagnetic layer; a substrate; and a waveguide is provided, wherein the waveguide and the magnetic element are located on or above the substrate, and wherein at least some of light propagating in the waveguide is applied to the magnetic element.
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