High extinction ratio and broadband silicon TE-pass polarizer using subwavelength grating index engineering

Y Xiong, DX Xu, JH Schmid, P Cheben… - IEEE Photonics …, 2015 - ieeexplore.ieee.org
We propose and experimentally demonstrate a novel approach to implement a low-loss,
broadband, and compact transverse electric (TE)-pass polarizer on a silicon-on-insulator …

[HTML][HTML] Ultrahigh-extinction-ratio and broadband all-silicon TM-pass polarizer by employing multimode anti-symmetric apodized Bragg grating

G Cheng, Q Yi, Z Yan, Q Li, F Xu, C Sima, L Shen - APL Photonics, 2023 - pubs.aip.org
On-chip polarizers are the essential components for polarization management in integrated
systems. Hence, polarizers with broad operation bandwidth (BW), low insert loss (IL), and …

Interleaved subwavelength gratings strip waveguide based TM pass polarizer on SOI platform

Z Xu, T Lyu, X Sun - IEEE Photonics Journal, 2020 - ieeexplore.ieee.org
We report on an ultra-compact, low loss and broadband TM-pass polarizer, which is
constructed by two interleaved subwavelength-gratings (SWGs) waveguides inserted in the …

Compact silicon TE-pass polarizer using adiabatically-bent fully-etched waveguides

H Zafar, P Moreira, AM Taha, B Paredes… - Optics …, 2018 - opg.optica.org
A high-performance integrated silicon TE-pass polarizer is proposed and demonstrated. The
polarizer uses a series of adiabatic waveguide bends that yield high extinction ratio for the …

On-chip silicon TE-pass polarizer based on asymmetrical directional couplers

H Xu, Y Shi - IEEE Photonics Technology Letters, 2017 - ieeexplore.ieee.org
An on-chip silicon TE-pass polarizer is proposed and demonstrated. The proposed polarizer
is realized by asymmetrical directional couplers assisted with sharp bending and tapered …

Anisotropic metamaterial-assisted all-silicon polarizer with 415-nm bandwidth

H Xu, D Dai, Y Shi - Photonics Research, 2019 - opg.optica.org
Polarizers have been widely used in various optical systems to reduce polarization cross
talk. The polarizers based on the silicon nanowire waveguide can provide chip-scale device …

Low loss and high extinction ratio all-silicon TM-pass polarizer with reflection removal enabled by contra-mode conversion Bragg-gratings

S Wu, J Hao, Z Zhao, XS Yao - Optics Express, 2021 - opg.optica.org
Bragg-gratings have been frequently used to design compact and high extinction ratio (ER)
on-chip polarizers. However, the strong reflection of the unwanted polarization may …

Subwavelength-grating-based compact and broadband TE-pass polarizer for slot waveguides on a SOI platform

B Ni, J Xiao - JOSA B, 2019 - opg.optica.org
We have numerically proposed a compact, broadband, and high-extinction-ratio (ER) TE-
pass polarizer for vertical slot waveguides using a subwavelength grating slot (SWGS) …

Low-loss broadband silicon TM-pass polarizer based on periodically structured waveguides

H Zafar, M Odeh, A Khilo… - IEEE Photonics …, 2020 - ieeexplore.ieee.org
A compact and high performance integrated silicon TM-pass polarizer is proposed and
experimentally demonstrated. The device is formed by periodically structuring a waveguide …

Compact broadband (O, E, S, C, L & U bands) silicon TE-pass polarizer based on ridge waveguide adiabatic S-bends

H Zafar, Y Zhai, JE Villegas, F Ravaux, KL Kennedy… - Optics …, 2022 - opg.optica.org
A compact, ultra-broadband and high-performance silicon TE-pass polarizer is proposed
and demonstrated experimentally. It is based on partially-etched (ridge) waveguide …