Optical Directional Couplers and their Applications

This chapter contains sections titled: Introduction Qualitative Description of the Operation of Directional Couplers Marcatili''s Improved Coupled-Mode Equations Directional Couplers with Unif...

Highly efficient and selective integrated directional couplers for

The design and fabrication of a compact, low-loss, broadband directional coupler (DC) based duplexer operating in the near-infrared (NIR) region are demonstrated.

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A Review of Optical Coupler Theory, Techniques, and Applications

The objective of this paper is to provide a review of the theory, techniques, and applications of optical couplers.

directional coupler

phase distribution. In general, the nonlinear directional coupler consists of two or more parallel optical waveguides fabricated from nonlinear material. Both waveg-uides are placed close enough to permit

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Directional Couplers

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Design of All-Optical Directional Coupler Using Plasmonic

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

Design Directional Couplers For High-Power Applications

Directional couplers are invaluable components for measuring the power levels of signals in microwave systems. Especially when high power levels are involved, a properly designed directional coupler

Design and simulation of ultra-low loss triple tapered asymmetric

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Low-Loss Silicon Directional Coupler With Arbitrary Coupling Ratios

Abstract: We demonstrate a design for a high-performance 2 2 splitter meeting the essential requirements of broadband coupling, support for arbitrary coupling ratio, ultra low-loss, high

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Here, by exploiting an asymmetric directional coupler design, we demonstrate non-volatile PCM-clad silicon photonic 1 × 2 and 2 × 2 switches with a low insertion loss of ~1 dB and a compact coupling

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Chapter 5 The Optical Directional Coupler

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

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