A review of phased array steering for narrow-band electrooptical systems

PF McManamon, PJ Bos, MJ Escuti… - Proceedings of the …, 2009 - ieeexplore.ieee.org
Nonmechanical steering of optical beams will enable revolutionary systems with random
access pointing, similar to microwave radar phased arrays. An early approach was …

A review of micromirror arrays

Y Song, RM Panas, JB Hopkins - Precision Engineering, 2018 - Elsevier
The aim of this paper is to provide a review of micromirror array (MMA) technologies (2631
MMA research papers and patents were reviewed for this effort). The performance …

Single-crystalline silicon micromirrors actuated by self-aligned vertical electrostatic combdrives with piston-motion and rotation capability

D Lee, U Krishnamoorthy, K Yu, O Solgaard - Sensors and Actuators A …, 2004 - Elsevier
We present micromirrors actuated by self-aligned, high aspect ratio, vertical electrostatic
combdrives with multi-level electrical isolation that allows bi-directional and dual-mode …

An electrothermal tip–tilt–piston micromirror based on folded dual S-shaped bimorphs

K Jia, S Pal, H **e - Journal of Microelectromechanical systems, 2009 - ieeexplore.ieee.org
This paper presents the design, optimization, fabrication, and test results of an
electrothermally actuated tip-tilt-piston micromirror with a large optical aperture of 1 mm. The …

MEMS gratings and their applications

G Zhou, ZH Lim, Y Qi, FS Chau… - International Journal of …, 2021 - Taylor & Francis
Grating plays an essential role in various optical systems owing to its unique dispersion
properties. In recent years, there is increasing demand to miniaturize optical systems for a …

[LIVRE][B] Mems/Nems:(1) Handbook techniques and applications design methods,(2) Fabrication techniques,(3) manufacturing methods,(4) Sensors and actuators,(5) …

CT Leondes - 2007 - books.google.com
As miniaturization, batch fabrication, and integrated electronics rapidly enable the
development of a broad range of smart products, MEMs, MOEMS, and NEMS are creating …

Optical phased array using high contrast gratings for two dimensional beamforming and beamsteering

BW Yoo, M Megens, T Chan, T Sun, W Yang… - Optics express, 2013 - opg.optica.org
We have developed a microelectromechanical system (MEMS) optical phased array
incorporating a high-index-contrast subwavelength grating (HCG) for beamforming and …

Tunable metasurfaces via subwavelength phase shifters with uniform amplitude

S Colburn, A Zhan, A Majumdar - scientific Reports, 2017 - nature.com
Metasurfaces with tunable spatial phase functions could benefit numerous applications.
Currently, most approaches to tuning rely on mechanical stretching which cannot control …

High speed optical phased array using high contrast grating all-pass filters

W Yang, T Sun, Y Rao, M Megens, T Chan, BW Yoo… - Optics express, 2014 - opg.optica.org
We report a high speed 8x8 optical phased array using tunable 1550 nm all-pass filters with
ultrathin high contrast gratings (HCGs) as the microelectromechanical-actuated top …

Multilevel beam SOI-MEMS fabrication and applications

V Milanovic - Journal of Microelectromechanical Systems, 2004 - ieeexplore.ieee.org
A microfabrication technology has been developed and demonstrated, which enhances the
capabilities and applications of high aspect ratio silicon-on-insulator …