Highly directional waveguide grating antenna for optical phased array
Sign Up to like & getrecommendations! Published in 2018 at "Current Applied Physics"
DOI: 10.1016/j.cap.2018.04.004
Abstract: Abstract A highly directional waveguide grating antenna by patterning top cladding has been proposed. Spatial separation of the grating structure from the waveguide reduces the strength of perturbation to achieve a millimeter-scale emission. The optimized… read more here.
Keywords: waveguide; highly directional; grating antenna; structure ... See more keywords
Packaging experiments of arrayed waveguide grating
Sign Up to like & getrecommendations! Published in 2018 at "Optik"
DOI: 10.1016/j.ijleo.2018.04.105
Abstract: Abstract The optical characteristics, spectral responses, crosstalk, and temperature characteristics of alignment and coupling between arrayed waveguide grating chip and single mode fibers with different optical channel cross section dimensions are analyzed and discussed in… read more here.
Keywords: arrayed waveguide; grating chip; experiments arrayed; waveguide grating ... See more keywords
Polymer based resonant waveguide grating photonic filter with on-chip thermal tuning
Sign Up to like & getrecommendations! Published in 2018 at "Optics Communications"
DOI: 10.1016/j.optcom.2018.02.045
Abstract: Abstract In this paper, we present the development of a multilayer polymer resonant waveguide grating (RWG)-based optical filter with an integrated microheater for on-chip thermal spectral tuning. RWG optical filter is fabricated using polymer-based materials.… read more here.
Keywords: chip thermal; filter; waveguide grating; polymer based ... See more keywords
Efficient polymer waveguide grating coupler with directionality enhancement
Sign Up to like & getrecommendations! Published in 2020 at "Optics Communications"
DOI: 10.1016/j.optcom.2020.125418
Abstract: Abstract Polymer is viewed as an ideal platform for integrated photonics sensing. We propose a polymer waveguide grating coupler with the enhancement of directionality. A gold film mirror beneath the grating coupler is introduced to… read more here.
Keywords: grating coupler; coupler; polymer waveguide; efficient polymer ... See more keywords
Polarisation insensitive wavelength de‐multiplexer using arrayed waveguide grating and polarisation rotator/splitter
Sign Up to like & getrecommendations! Published in 2019 at "Electronics Letters"
DOI: 10.1049/el.2018.8106
Abstract: The authors report the polarisation insensitive operation of an arrayed waveguide grating using a polarisation rotator/splitter (PRS) waveguide device which attains identical wavelength characteristics and optical losses for both transverse electric (TE) and transverse magnetic… read more here.
Keywords: polarisation insensitive; waveguide grating; arrayed waveguide; wavelength ... See more keywords
Thermo-Optic Tunable Silicon Arrayed Waveguide Grating at 2-μm Wavelength Band
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Photonics Journal"
DOI: 10.1109/jphot.2020.3001595
Abstract: The transparent window in optical fiber at 2-μm waveband enables a huge potential for fiber optical communications. Intensive efforts have been devoted to pursuit of photonic devices in this new band. The arrayed waveguide grating… read more here.
Keywords: waveguide grating; arrayed waveguide; optic tunable; band ... See more keywords
Tunable Microwave Photonic Filter Based on LNOI Polarization Beam Splitter and Waveguide Grating
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Photonics Technology Letters"
DOI: 10.1109/lpt.2020.2995607
Abstract: A tunable microwave photonic filter (MPF) based on a polarization beam splitter (PBS) and waveguide grating true-time delay line (TTDL) is proposed and demonstrated experimentally. Taking advantage of the high birefringence property of lithium niobate… read more here.
Keywords: tunable microwave; polarization beam; waveguide grating; microwave photonic ... See more keywords
Simultaneous all-optical sampling and quantization scheme based on the nonlinear Kerr effect in an ultra-compact silicon waveguide grating structure.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.461315
Abstract: In this paper, a novel method for simultaneous all-optical sampling and quantization is presented, to the best of our knowledge. This study utilizes the nonlinear Kerr effect in a silicon-based waveguide grating to realize nonlinear… read more here.
Keywords: kerr effect; nonlinear kerr; sampling quantization; optical sampling ... See more keywords
Dual-layer waveguide grating antenna with high directionality for optical phased arrays.
Sign Up to like & getrecommendations! Published in 2019 at "Applied optics"
DOI: 10.1364/ao.58.005807
Abstract: Development of the waveguide grating antenna with high directionality is significantly important for the optical phased array. A Si3N4/Si dual-layer structure with the grating pattern on the Si3N4 layer is proposed to improve the directionality… read more here.
Keywords: waveguide grating; high directionality; layer; grating antenna ... See more keywords
Demonstration of a bi-directionally tunable arrayed waveguide grating with ultra-low thermal power using S-shaped architecture and parallel-circuit configuration.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.462636
Abstract: A thermally bi-directionally tunable arrayed waveguide grating (TBDTAWG) is proposed and demonstrated on a silicon-on-insulator (SOI) platform. The device is composed of passive and active designs for realizations of an AWG and fine tuning of… read more here.
Keywords: arrayed waveguide; shaped architecture; tunable arrayed; directionally tunable ... See more keywords
High resolution, high channel count silicon arrayed waveguide grating router on-chip.
Sign Up to like & getrecommendations! Published in 2023 at "Optics express"
DOI: 10.1364/oe.483551
Abstract: A 32×32 100 GHz silicon photonic integrated arrayed waveguide grating router (AWGR) is experimentally demonstrated for dense wavelength division multiplexing (DWDM) applications. The dimension of the AWGR is 2.57 mm×1.09 mm with a core size… read more here.
Keywords: router; arrayed waveguide; grating router; silicon ... See more keywords