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Conferences > CLEO_AT > 2020 > AF3M > AF3M.6

Design of 2D Optical Phased Array Emitters with Half-wavelength Spacing and Less Than -20 dB Crosstalk

Ziyun Kong, Yun Jo Lee, Abdullah Al Noman, Yingheng Tang, Gregory Chang, and Minghao Qi

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Abstract

We propose a multi-layered, 2D optical phased array capable of 180°× 180° beam steering range without wavelength tuning. Evanescent coupling between half-wavelength spaced waveguides is suppressed below –20 dB through index-mismatch and extreme skin-depth metamaterial waveguides.

© 2020 The Author(s)

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