Abstract

We present an OPA with uniform half-wavelength pitch and grating emitters. Aliasing-free beam steering over 120° field-of-view is measured. Evanescent coupling between closely spaced emitters is suppressed by extreme skin-depth cladding structures.

© 2020 The Author(s)

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More Like This
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
AF3M.6 CLEO: Applications and Technology (CLEO_AT) 2020

Dispersion-engineered Optical Phased Array for Aliasing-free Beam-steering with a Plateau Envelope

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M2J.1 Asia Communications and Photonics Conference (ACPC) 2018

Two-dimensional beam steering based on LNOI optical phased array

Su Tan, Jia Liu, Ye Liu, Heng Li, Qiaoyin Lu, and Weihua Guo
SM2M.1 CLEO: Science and Innovations (CLEO_SI) 2020