Nov 12, 2025
In this study, two SiN-based Arrayed Waveguide Gratings (AWGs) were designed and fabricated: one serving as a wavelength multiplexer (MUX) and the other as a demultiplexer
Jul 13, 2026
A high-performance silicon arrayed-waveguide grating (AWG) with 1.6-nm channel spacing is proposed and realized for dense wavelength-division
Jun 01, 2026
Therefore, silica-based AWG has become an important technology of data center wavelength division multiplexing, which has been widely used in telecom and data center
Apr 26, 2026
We successfully fabricated the proposed AWG devices which have the characteristics of small size, low insertion loss, and stable performance, and the discrepancies in the fabrication and
Apr 15, 2026
Silicon microring resonators (Si-MRRs) play essential roles in on-chip wavelength division multiplexing (WDM) systems due to their ultra-compact size and low energy consumption.
May 31, 2026
Arrayed waveguide grating (AWG) is one of the primary devices of wavelength division multiplexing (WDM) technology with comprehensive advantages of stable performance, high
Sep 12, 2025
Here, we develop a novel design approach that co-optimizes inverse-designed wavelength division multiplexers and distributed Bragg gratings to achieve ultra-low crosstalk without
Sep 09, 2025
Moreover, the reverse use of these low-resolution AWG multiplexers with large channel bandwidth, which avoids spectral missing between adjacent channels, is of great importance for the
Feb 23, 2026
An ultra-compact 1310/1550 nm wavelength division (de)multiplexer based on a channel-shaped multimode interference structure was proposed and
Aug 01, 2025
Wavelength division multiplexing is a multiplexing technique working in the wavelength domain. It is commonly used in the area of optical fiber
Sep 21, 2025
The SiN waveguide process fabricated on the SOI platform enables the integration of passive optical functions with active functionalities on the same platform. In this study, two SiN-based
Jun 15, 2026
The designed hybrid (de)multiplexer includes a 4-channel mode (de)multiplexer and 16-channel wavelength-division (de)multiplexers. The mode
Feb 10, 2026
In this paper, we firstly design and fabricate a low-crosstalk AWG with 32 channels and 100 GHz spacing by optimization and the SOI platform ensures a compact footprint for our AWGs
Sep 08, 2025
Array waveguide gratings (AWGs) have been widely used in multi-purpose and multi-functional integrated photonic devices for Microwave
Jul 08, 2026
Historically, multiplexing had been used to share the limited bandwidth of the medium between different transmitters, but with optical systems it is more
Feb 13, 2026
In this paper, we have demonstrated a 20-channel low loss AWG with 800 GHz spacing, which can cover almost the whole O-band. By analyzing the basic optical transmission theory of
Oct 12, 2025
In this work, we demonstrated a low-loss AWG with 100 output channels and a channel spacing of 50 pm based on a z-cut thin-film lithium niobate platform. The length increment of
Nov 30, 2025
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
Feb 13, 2026
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
Nov 12, 2025
And the use of optical O-band is also often preferred for short and medium reach communications. Since optical fibers exhibit low dispersion in this wavelength range, higher data
Jul 07, 2026
This paper discusses in detail the wavelength division multiplexing (WDM) technology, which effectively increases the communication capacity and transmission speed by simultaneously transmitting
Jun 17, 2026
Here, we develop a novel design approach that co-optimizes inverse-designed wavelength division multiplexers and distributed Bragg gratings to achieve ultra-low crosstalk without compromising
Nov 04, 2025
Figure 1 is a simplified representation of AWG circuitry, comprising input waveguides, input slab waveguide, arrayed waveguide, output slab waveguide and output waveguides. The following
Oct 07, 2025
Enablence''s Coarse Wavelength Division Multiplexing (CWDM) optical demultiplexer (DEMUX) combines a sophisticated arrayed waveguide grating (AWG) design with high quality fabrication. The
May 20, 2026
We also discuss the ways to reduce the size of phase region and suggest that decreasing the pitch of adjacent output waveguides on the imaging plane is an effective way. This paper
Aug 21, 2025
We currently offer designs with outputs on a 250 µm pitch, with 2 different wavelength orders. Other layouts can be considered upon demand. The LWDM
Feb 14, 2026
Current solutions are limited by trade-offs between channel spacing, crosstalk, insertion loss, and device footprint. Here, we develop a novel design approach that co-optimizes inverse-designed wavelength
Mar 29, 2026
r the implementation of wavelength division multiplexing (WDM) schemes. Multiplexing is the process of combining multiple signals into a s ared chan-nel used for tapping the full potential of the optical
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