Subwavelength grating filtering devices

J Wang, I Glesk, LR Chen - Optics express, 2014 - opg.optica.org
filters based on subwavelength gratings. In particular, we demonstrate through numerical
simulations the feasibility of implementing SWG Bragg gratings … The fabricated devices exhibit …

Subwavelength-grating metamaterial structures for silicon photonic devices

R Halir, A Ortega-Moñux, D Benedikovic… - Proceedings of the …, 2018 - ieeexplore.ieee.org
… , subwavelength gratings (SWGs) have become an important tool to develop practical, high
performance integrated silicon photonics devices, … of Bragg gratings filters based on SWG …

Subwavelength grating waveguide devices for telecommunications applications

LR Chen, J Wang, B Naghdi… - IEEE Journal of Selected …, 2018 - ieeexplore.ieee.org
… In this section, we discuss the design and characteristics of optical filters based on SWG
waveguides. For fabrication processes available from typical silicon photonic multi-project wafer …

Silicon photonic devices realized on refractive index engineered subwavelength grating waveguides-A review

NL Kazanskiy, MA Butt, SN Khonina - Optics & Laser Technology, 2021 - Elsevier
… modal characteristics of the subwavelength grating (SWG) … the subwavelength grating (SWG)
waveguides based devices … for mid-infrared applications, filters, and fiber-to-chip couplers. …

Design of narrowband Bragg spectral filters in subwavelength grating metamaterial waveguides

J Čtyroký, J Gonzalo Wangüemert-Pérez… - Optics express, 2018 - opg.optica.org
… Since the relative bandwidth of any grating device is ultimately … spectral filters based on
Bragg gratings in subwavelength grating metamaterial waveguides. We demonstrated that filters

Subwavelength-grating contradirectional couplers for large stopband filters

D Charron, J St-Yves, O Jafari, S LaRochelle, W Shi - Optics letters, 2018 - opg.optica.org
… In this Letter, we have demonstrated a novel device using SWG waveguides in a grating-assisted
contra-DC. Its bandwidth and filter shape can be largely tailored by the design of a …

Bragg filter bandwidth engineering in subwavelength grating metamaterial waveguides

P Cheben, J Čtyroký, JH Schmid, S Wang, J Lapointe… - Optics letters, 2019 - opg.optica.org
… to accurately control the grating strength and achieve narrow … Bragg grating geometry utilizing
a silicon subwavelength gratingdevice, the waveguide core is formed by a subwavelength

Subwavelength grating devices in silicon photonics

J Wang, I Glesk, LR Chen - Science Bulletin, 2016 - Elsevier
… , high-performance photonic integrated devices and circuits for signal … selective SWG
waveguide filters based on Bragg gratings and ring … Subwavelength grating filtering devices

O-band subwavelength grating filters in a monolithic photonics technology

FO Afzal, Y Bian, B Peng, S Hu… - IEEE Photonics …, 2020 - ieeexplore.ieee.org
… SWG filter in GF’s 90 nm technology, we designed devicesdevice layer, buried oxide layer
and doped oxide (BPSG) cladding, illustrated in Fig. 2(a). We additionally limited our devices

Color filter based on a subwavelength patterned metal grating

HS Lee, YT Yoon, SS Lee, SH Kim, KD Lee - Optics express, 2007 - opg.optica.org
… -color filters operating in the visible range exploiting a square subwavelength grating in Al…
Figure 1 depicts the schematic and cross-sectional configuration of the proposed devices. A …