Aug 31, 2025
In recent years, using silicon-based waveguide grating antennas in optical phased array has become a research focus. To date, this technique has
Feb 06, 2026
Increasing the number of channels typically leads to larger chip sizes, which is contrary to the trend of higher chip integration. Here, we simulate and design a compact 48-channel 100 GHz
May 28, 2026
Abstract:The arrayed waveguide grating (AWG) is an essential component in dense wavelength di- vision multiplexing (DWDM) systems. With advancements in optical communication technology, the...
Apr 12, 2026
In this paper, we propose the highly directional waveguide grating antenna by patterning the top cladding above the waveguide. Spatial separation of the grating structure from the waveguide
Jul 24, 2025
When eval- uating the performance of holographic waveguides, key indicators include the field of view (FOV), eye relief, and eye box uniformity. This study proposes a method for designing
Aug 26, 2025
SENKO''s AWG offers customizable specifications and a high degree of uniformity across high channel counts (DWDM spectrum). Working with end-users, SENKO is also able to offer customized
Nov 01, 2025
This accumulated path-length difference imparts a progressive delay to the different copies of propagating light. Upon emerging from the waveguide array, the light enters the output star
May 18, 2026
In this paper, the basic principle of a waveguide grating antenna is described, and the researches on effective length, uniform emission and the directionality of diffraction are summarized.
Jan 18, 2026
As the common devices for optical communication networks, arrayed waveguide grating (AWG) devices can be used for a variety of signal processing functions simultaneously with
Feb 27, 2026
The photonic integrated interrogation technology based on array waveguide grating is a hot but difficult research area in the silicon optical field. Compared with traditional interrogation methods, the
Jan 27, 2026
We compare the performance of silicon-based arrayed waveguide gratings (AWGs) with star couplers of Rowland and Confocal configurations, respectively, for both TE and TM polarizations.
Dec 15, 2025
This leads to the first implementation of arrayed waveguide gratings on X-cut thin-film lithium niobate with various configurations and high-performances.
Apr 09, 2026
The array waveguide grating (AWG) demodulation method has the advantages of large demodulation range, high demodulation accuracy, high resolution, small size and relatively low cost.
Dec 19, 2025
PCA is predominantly employed in the design of linear-dominant systems such as nanohole arrays, power splitters and grating couplers. [124,125] By
Jul 14, 2026
A comprehensive design of a folded-architecture arrayed-waveguide-grating (AWG)-device, targeted at applications as integrated photonic spectrographs (IPS) in near-infrared
Oct 16, 2025
Study on wavefront control of holographic grating. This research presents a novel technique for the fabrication of meter-size and nano-precision holographic gratings.
Aug 18, 2025
Whether you need Custom Diffraction Gratings, Microlens Arrays, Diffusers, Diffractive Waveguides, and other Custom Replicated Optics, our optical engineers provide world-class expertise with a
Oct 20, 2025
Integrated optical phased arrays (OPAs) based on arrayed waveguide gratings (AWGs) enable two-dimensional (2D) beam steering through
May 02, 2026
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
Jan 16, 2026
We propose a novel type of waveguide grating antennas (WGAs) for silicon photonics based integrated optical phased arrays (OPAs) that require an ultra-large aperture. Our proposed
May 26, 2026
Unlike conventional electronic circuits, which lag behind in terms of both high data storage and fast delivery, photonic circuits, incorporating devices
May 09, 2026
As a critical component within DWDM systems, arrayed waveguide grating (AWG) based on planar waveguide circuits offers advantages such as technological maturity, excellent performance, ease of
Oct 19, 2025
This review demonstrates that by combining fundamental physical concepts with innovative approaches, it is possible to create powerful, customizable, and high-performance arrayed
Jul 18, 2025
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
May 10, 2026
Keywords: arrayed waveguide grating (AWG), bandwidth, cascading, high resolution, flat-top response Abstract: Arrayed waveguide gratings (AWGs) are key optical components of various new
Aug 26, 2025
A fiber Bragg grating (FBG) interrogator is a scientific instrument that converts the wavelength change of FBG sensors into readable electrical signals.
Mar 25, 2026
Figure 1: Structure of an arrayed waveguide grating. Particularly for AWGs with large numbers of channels, a high precision of the fabrication is required for achieving a low channel cross-talk.
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