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Schematic of the optical switch and its operation at (a) zero control voltage and (b) non-zero control voltage .
(a) Switch power efficiency and (b) switch signal-to-noise ratio as functions of the number of arrayed waveguides in an optical switch based on phased array beam steering.
(a) Schematic of the fabricated two-channel optical switch. (b) Optical intensity on the image plane at an induced phase shift of and .
(a) Phase modulator layers. (b) Schematic of the traveling wave phase modulator. (c) Measured phase modulation characteristics.
(a) Die micrograph of the fabricated switch. (b) Differential voltage between two output channels as a function of the control electrical voltage. (c) Frequency response of the switch output.
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