A 2D Pixelated Optical Beam Scanner Controlled by the Laser Wavelength
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Journal of Selected Topics in Quantum Electronics"
DOI: 10.1109/jstqe.2020.3017230
Abstract: We present a chip-based optical beam scanner based on a dispersive optical phased array (OPA) that illuminates the far field with a pixelated pattern. To scale up the OPA to a large number of antennas,… read more here.
Keywords: tex math; optical beam; beam scanner; inline formula ... See more keywords
Doppler velocimeter and vibrometer FMCW LiDAR with Si photonic crystal beam scanner.
Sign Up to like & getrecommendations! Published in 2021 at "Optics express"
DOI: 10.1364/oe.438453
Abstract: In this paper, we propose and demonstrate a frequency-modulated continuous-wave light detection and ranging (LiDAR) with a Si photonic crystal beam scanner, simultaneously enabling scanning laser Doppler measurements. This nonmechanical solid-state device can reduce the… read more here.
Keywords: beam scanner; doppler; crystal beam; photonic crystal ... See more keywords
Silicon FMCW LiDAR chip integrated with SLG beam scanner and k-clock interferometer for operation with wavelength-swept laser source.
Sign Up to like & getrecommendations! Published in 2024 at "Optics express"
DOI: 10.1364/oe.524890
Abstract: We fabricated a frequency-modulated continuous-wave light detection and ranging (FMCW LiDAR) chip that integrates a slow-light grating (SLG) beam scanner and an optical interferometer for k-clock generation using silicon photonics. Beam scanning and FMCW light… read more here.
Keywords: beam scanner; interferometer; slg beam; lidar chip ... See more keywords