Crosstalk reduction for Arrayed waveguide gratings on Silicon-on
A typical AWG consists of one input waveguide, an array of waveguides (phased array) with a fixed length difference between adjacent waveguides connecting two FPRs, and an array of
Passband
Characteristics
Arrayed
Waveguide
High-speed transmission and dispersion characteristics of an arrayed
In this paper we investigate experimentally and theoretically the dispersion characteristics of arrayed-waveguide gratings (AWGs) and their in¯uence in the performance of high-speed
Arrayed Waveguide Gratings in DWDM | PDF
This document summarizes key aspects in the design and operation of Arrayed Waveguide Gratings (AWGs) which are essential components for Dense
Compact ultrabroad-bandwidth cascaded arrayed waveguide gratings
Working principle, simulations and device design The flat passband is achieved by creating a flat electric field distribution at the input waveguide of the AWG, which is reproduced at the output
Low-Loss, Low-Crosstalk Arrayed Waveguide Grating on a 300 mm
Abstract: We present a 1 × 13 channel silicon nitride arrayed waveguide grating (AWG) fabricated on a 300 mm silicon photonics platform. The device operates across the C and L bands
Design of an Arrayed Waveguide Grating with flat
We describe how transform techniques may be applied to the design of arrayed-waveguide gratings (AWG''s). A hybrid Fourier-Fresnel transform
Low-loss, flat-passband and athermal arrayed-waveguide grating multi
We demonstrate multi/demultiplexers with a very flat passband and small excess loss using a multi-input arrayed waveguide grating combined with a cascaded Mach-Zehnder interferometer structure.
Crosstalk reduction for Arrayed waveguide gratings on Silicon-on
Abstract Ultracompact silicon-based arrayed waveguide gratings (AWGs) with low loss and low crosstalk are essential for on-chip optical interconnect and miniaturized spectroscopic
US6728442B2
The present invention relates to arrayed waveguide gratings, and more particularly to systems and methods for controlling both the dispersion and passband characteristics of arrayed...
Review Paper of Array Waveguide Grating (AWG)
Abstract – An array waveguide grating multiplexer and demultiplexer in particular is one of most successful optical filters and it is a key component of photonic networks and it is cost-effective
Custom Arrayed Waveguide Gratings with Improved
Abstract and Figures Arrayed waveguide gratings (AWGs) are key optical components of various new applications in telecommunication,
Design and characterization of arrayed waveguide gratings
Planar waveguides with ultra-low propagation loss are necessary for integrating optoelectronic systems that require long optical time delay or narrowband optical filters. In this paper,
Flat Spectral Response of Arrayed Waveguide Grating
Experimental results show that the introduction of tapered waveguides with the exponential type improves the spectral properties of the arrayed waveguide grating device.
Custom Arrayed Waveguide Gratings with Improved Performance
Arrayed waveguide gratings (AWGs) are key optical components of various new applications in telecommunication, astronomy, medical imaging, and spec-troscopy. It is a very powerful integrated
Low-loss flat-top passband arrayed waveguide gratings
A novel method of flattening the passband of an arrayed waveguide grating with a small excess loss is described, which employs a new concept that uses the assistance of the weak first
Nonuniform Arrayed Waveguide Gratings for Flat-Top Passband
The passband frequency response of an arrayed waveguide grating (AWG) is improved for better performance in wavelength-division multiplexing applications. Using the lengths of array arms as
Arrayed Waveguide Grating
Introduction Arrayed Waveguide Gratings (AWG) are optical Due to their ability to multiplex large numbers of wavelengths into a planar devices that are usually used as multiplexers/ single optical
(PDF) Passband-flattened arrayed-waveguide grating
We describe a novel technique for passband control and shaping of an arrayed-waveguide grating (AWG) by designing the output star coupler to
Cascadability of passband-flattened arrayed waveguide-grating filters
The cascadability of passband-flattened arrayed waveguide-grating (AWG) filters is studied using experimental and theoretical transfer functions. The formalism is general and can be used to
Custom Arrayed Waveguide Gratings with Improved Performance
In this review, an overview of the available methods for improving the bandwidth, spectral resolution, and transmission function shape of AWGs is provided. The working principle as well as the advantages
Arrayed Waveguide Gratings – AWG
Two common types are distinguished: Gaussian passband: This profile generally offers the lowest peak insertion loss but requires precise alignment of the signal
4 Arrayed Waveguide Gratings
Another highly effective method to reduce the insertion loss of an AWG, which is based on the same idea of tapering, has been patented by Lucent: A segmented transition region is inserted between
Anisotropy-free arrayed waveguide gratings on X-cut
However, due to the intrinsic anisotropy of the material, to build an arrayed waveguide grating on X-cut thin-film lithium niobate has never been
Arrayed Waveguide Gratings | Springer Nature Link
E. Pawlowski, B. Kuhlow, G. Przyrembel, and C. Warmuth: “Arrayed-waveguide grating demultiplexer with variable center frequency and transmission characteristic,” Proc. 9 th Eur. Conf. on Integr.
Design and characterization of arrayed waveguide gratings
In this work, we investigated the performance of a single AWG device in order to also investigate the phase characteristics of the ULL Si 3 N 4 waveguides. In doing so, we proposed the