TUNABLE OPTICAL DEVICES WITH INTEGRATED ACTIVE SWITCH-MATRIX DRIVER CIRCUITS
According to various embodiments, a tunable optical device comprises a tunable optical metasurface on a substrate with an integrated driver circuit. In some embodiments, the tunable optical device includes a photon shield layer to prevent optical radiation from disrupting operation of the driver cir...
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Main Authors | , , , , |
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Format | Patent |
Language | English |
Published |
16.11.2023
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Subjects | |
Online Access | Get full text |
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Summary: | According to various embodiments, a tunable optical device comprises a tunable optical metasurface on a substrate with an integrated driver circuit. In some embodiments, the tunable optical device includes a photon shield layer to prevent optical radiation from disrupting operation of the driver circuit. In some embodiments, the tunable optical device includes a diagnostic circuit to detect and disable defective optical structures of the metasurface. In some embodiments, the tunable optical device includes an integrated heater circuit that maintains a liquid crystal of the metasurface above a minimum operating temperature. In some embodiments, the tunable optical device includes an integrated lidar sequencing controller, a steering pattern subcircuit, and a photodetector circuit. |
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Bibliography: | Application Number: US202218051172 |