Omnidirectional all-solid-state aliasing-free scanning using liquid crystal optical phased array and conical mirror

Jie Cao*, Shuanglong Zhou, Yang Cheng, Qun Hao

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Optical phased array (OPA) is a promising solid-state beam steering method. However, small scanning field of view (FOV) and grating lobes aliasing constraint its applications. Therefore, an omnidirectional all-solid-state aliasing-free scanning method which is implemented by two-dimensional liquid crystal OPA and conical mirror is presented. Experimental results demonstrate desired scanning with FOV of 360° × 1.1° and scanning error is less than 0.2° × 0.03°, without moving parts and grating lobes aliasing.

Original languageEnglish
Article number108664
JournalOptics and Lasers in Engineering
Volume184
DOIs
Publication statusPublished - Jan 2025

Keywords

  • All-solid-state scanning system
  • Beam steering
  • Conical mirror (CM)
  • Liquid crystal (LC) OPA
  • Optical phased array (OPA)
  • Silicon-on-insulator (SOI)
  • Waveguide superlattices

Fingerprint

Dive into the research topics of 'Omnidirectional all-solid-state aliasing-free scanning using liquid crystal optical phased array and conical mirror'. Together they form a unique fingerprint.

Cite this

Cao, J., Zhou, S., Cheng, Y., & Hao, Q. (2025). Omnidirectional all-solid-state aliasing-free scanning using liquid crystal optical phased array and conical mirror. Optics and Lasers in Engineering, 184, Article 108664. https://doi.org/10.1016/j.optlaseng.2024.108664