Robust Characterization of Integrated Photonics Directional Couplers
To address these challenges, we propose a novel direct measurement technique that offers greater robustness to variations in optical interfaces, while by-passing extinction ratio
In this work, a silicon nitride bent directional coupler with large bandwidth, large fabrication tolerance, and low thermal sensitivity is proposed and demonstrated through simulation analysis and experiments. Mini-Circuits' directional couplers offer ove...
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To address these challenges, we propose a novel direct measurement technique that offers greater robustness to variations in optical interfaces, while by-passing extinction ratio
Here, we demonstrate a non-volatile programmable directional coupler based on low-loss Sb2Se3 phase-change material, featuring an insertion loss of 0.3 dB. The device achieved 197 distinct non
Abstract We propose an all-optical switch based on an asymmetric directional coupler structure with epsilon-near-zero (ENZ) layer.
Optical coherence tomography (OCT) is a promising imaging modality for clinical. Its certain limitations such as size and complexity are rather challenging wherein exploiting integrated
A directional coupler is defined as a device that couples only to waves traveling in a specific direction, allowing for the measurement of forward and reverse power levels in transmission
Beam splitters and directional couplers are fundamental optical devices used for signal splitting and combining in photonic networks. There is a high demand for compact, low-loss, and
An ultra-broadband, compact and CMOS-compatible arbitrary ratio power splitter that is based on a directional coupler is proposed on the silicon-on-insulator (SOI) platform.
We propose an all‐optical switch based on an asymmetric directional coupler structure with epsilon‐ near‐zero (ENZ) layer. The nonlinear optical properties the of ENZ layer are analyzed by
A compact directional coupler fabricated on a silicon photonic platform is presented, with a power-splitting ratio that can be tuned through a transverse temperature
The proposed 10-dB directional coupler and 3-dB directional coupler feature good energy confinement, ultra-compact, and low propagation loss, which has potential applications in photonic integrated
The design and fabrication of a compact, low-loss, broadband directional coupler (DC) based duplexer operating in the near-infrared (NIR) region are demonstrated.
Broadband Silicon-On-Insulator (SOI) directional couplers are designed based on a combination of curved and straight coupled waveguide sections.
In this work, a silicon nitride bent directional coupler with large bandwidth, large fabrication tolerance, and low thermal sensitivity is proposed and demonstrated through simulation analysis and experiments.
The study proposed in this paper introduces a novel methodology to theoretically analyze how temperature influences the coupling characteristics of waveguide directional couplers within two
We describe the operation, design, and fabrication of MEMS-tunable silicon-photonics directional couplers, with potential for smaller footprint, less sensitivity to fabrication errors, and
One of the basic components in SiPh is the directional coupler (DC), which plays an important role in signal monitoring with the requirement of low
RF directional couplers from Mini-Circuits provide flat coupling over ultra-wide bandwidths up to 43.5 GHz with high directivity and power handling up to 250W.
The realization of this directional coupler necessitated the development of an integrated quasi-optical substrateless silicon platform that is
Waveguide grating based optical proximity couplers were developed with low loss and large optical bandwidth to enable multi-layer intra/inter-chip
Request PDF | Low-Loss and Broadband Nonvolatile Phase-Change Directional Coupler Switches | An optical equivalent of the field-programmable gate array (FPGA) is of great interest to
Abstract In this work, nanophotonic circuits with directional couplers are studied, which, along with phase shifters, are one of the main elements for creating circuits of a linear optical
This chapter presents a detailed discussion of optical directional couplers, which is one of the important components of integrated quantum photonic circuits. Coupled mode theory is used to analyze two
However, to the best of our knowledge, there is no report on optical directional coupler based on LN photonic wires, although varieties of waveguide couplers have been widely proposed or
Abstract This chapter presents a detailed discussion of optical directional couplers, which is one of the important components of integrated quantum photonic circuits. Coupled mode theory is used to
Previous programmable photonic devices relying on the weak, volatile thermo-optic or electro-optic effect usually suffer from a large footprint and high