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Related Experiment Video

Updated: Nov 5, 2025

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station

Published on: April 1, 2020

Compact solid-state optical phased array beam scanners based on polymeric photonic integrated circuits.

Sung-Moon Kim¹, Eun-Su Lee¹, Kwon-Wook Chun¹

¹Department of Electronics Engineering, Pusan National University, Pusan (Busan), 46241, Republic of Korea.

Scientific Reports

|May 20, 2021

Summary

This summary is machine-generated.

This study introduces a polymer waveguide Optical Phased Array (OPA) for compact solid-state beam scanning. The novel polymer OPA offers low driving power and sustainable phase control for applications in LiDAR and optical communications.

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Last Updated: Nov 5, 2025

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Area of Science:

Photonics and Optical Engineering
Materials Science
Solid-State Devices

Background:

Optical phased array (OPA) devices are crucial for compact solid-state beam scanners.
Existing silicon photonic OPAs face challenges in phase distribution control and beamforming.
Perfluorinated polymers offer unique properties suitable for advanced optical applications.

Purpose of the Study:

To propose and demonstrate a polymer waveguide OPA for efficient beam scanning.
To leverage perfluorinated polymers for low driving power and high optical throughput.
To develop laser-integrated polymeric OPA beam scanners for 2D beam steering.

Main Methods:

Fabrication of a polymer waveguide OPA using perfluorinated polymers.
Integration of a tunable wavelength laser with a polymer waveguide Bragg reflector.
Demonstration of two-dimensional beam scanning capabilities.

Main Results:

The polymer waveguide OPA exhibits low driving power requirements.
High optical throughput is achieved with the proposed polymer OPA.
Sustainable phase distribution control during beam scanning was enabled, reducing beamforming burden.
Successful demonstration of two-dimensional beam scanning.

Conclusions:

Polymer waveguide OPAs offer significant advantages over silicon photonic counterparts.
The proposed device facilitates the development of compact, laser-integrated polymeric OPA beam scanners.
This technology is promising for applications in LiDAR, free-space optical links, and biophotonics.