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2022•Conference on Lasers and Electro-OpticsRequires access

Ultra-High-Resolution Beam Steering using Non-Redundant Optical Phased Array

Taichiro Fukui, Ryota Tanomura, Kento Komatsu, Daiji Yamashita, Shun Takahashi, Yoshiaki Nakano, Takuo Tanemura

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Abstract

We demonstrate beam steering with ~19,000 resolvable points using a silicon photonic phased-array chip with only 127 phase shifters. The spatial resolution is enhanced drastically by using the non-redundant-array concept to define antenna positions.

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What this paper is about

We demonstrate beam steering with ~19,000 resolvable points using a silicon photonic phased-array chip with only 127 phase shifters. The spatial resolution is enhanced drastically by using the non-redundant-array concept to define antenna positions.

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Available abstract

We demonstrate beam steering with ~19,000 resolvable points using a silicon photonic phased-array chip with only 127 phase shifters. The spatial resolution is enhanced drastically by using the non-redundant-array concept to define antenna positions.

Key concepts: Phased array, Phased-array optics, Beam steering, Antenna array, Phased array ultrasonics, Photonics, Silicon photonics, Optics

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