An interrogation scheme based on wavelength-to-time mapping to achieve ultrafast, high-precision, and large dynamic range interrogation of fiber Bragg grating (FBG) sensors is proposed
Waveguide structure design and fabrication methods: Silicon nitride arrayed waveguide gratings require precise fabrication techniques to achieve optimal throughput performance. The waveguide structure
Chromatic dispersion means that the phase velocity depends on the optical frequency or wavelength. This can result from a frequency-dependent refractive
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 transmission
Calculate the response of a 1x8 arrayed waveguide grating (AWG) working as a demultiplexer. An INTERCONNECT compact model is initially used for quick
A vernier configuration in a 2.5-GHz-spaced 128-channel arrayed-waveguide grating (AWG) for use as a secondary demultiplexer in a planar optical spectrum analyzer was incorporated with a tandem
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
Download scientific diagram | Illustration of a basic diffractive waveguide configuration with three gratings. from publication: Optimization of gratings in a
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...
Silicon nitride (Si3N4) arrayed waveguide gratings (AWGs) have been widely used for dense wavelength division multiplexing systems because of their
Leveraging the dispersion-engineered Vernier subwavelength grating microrings and factorization-free matrix computation, a spectral
We study the dispersion characteristics of a rectangular waveguide grating for microwave amplifier applications. The Floquet theorem and an appropriate standing waves expansion is employed to
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
The characteristics of a wavelength multiplexer based on an arrayed-waveguide grating are carefully investigated by using the grating theory and related experiments.
We measure the in-band dispersion penalty in a cascade of five 5.0-GHz low-dispersion linear-phase fiber Bragg gratings (FBGs) and compare t...
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
Arrayed Waveguide Gratings (AWGs) are the work‑horses of integrated photonic wavelength‑division multiplexing, yet conventional designs suffer from high channel density, large footprint, and
An, Z.; Zhang, S.; Zhang, C.; Zhang, Z.; Mao, Q.; Prades García, J.D. 2022: Design and fabrication of SU-8 polymer arrayed waveguide gratings based on flexible PDMS substratesApplied Optics 61 (9):
A digitally tunable dispersion controller (DTDC) using low‐loss silicon nitride multimode waveguide gratings is developed. The architecture of the DTDC is based on N stages of cascaded chirped
These design of these devices are based on an array of and demultiplexers in a Wavelength Division Multiplexed (WDM) waveguides with both imaging and dispersive properties.
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
The proposed work reviews the evolution of Arrayed Waveguide Gratings (AWG) from concentric phased arrays to present day design. The
This paper describes two- and three-stage wavelength routed optical access networks, which offer wavelength tolerance by using coarse passband-flattened arrayed waveguide grating
A universal strategy to realize anisotropy-free dispersive components, such as arrayed waveguide gratings, on a uniaxial in-plane
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