Design and simulation of grating coupler for silicon photonics

Over the last few decades, silicon photonics have transformed the field of optics with its ability to mass produce extremely small components with low-cost manufacturing. An important issue regarding this technology is the difficulty in coupling light from the optical fiber to the silicon wavegui...

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Main Author: Ni, Jiayi
Other Authors: Liu Ai Qun
Format: Final Year Project
Language:English
Published: Nanyang Technological University 2022
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Online Access:https://hdl.handle.net/10356/157463
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-1574632023-07-07T19:19:21Z Design and simulation of grating coupler for silicon photonics Ni, Jiayi Liu Ai Qun School of Electrical and Electronic Engineering EAQLiu@ntu.edu.sg Engineering::Electrical and electronic engineering Over the last few decades, silicon photonics have transformed the field of optics with its ability to mass produce extremely small components with low-cost manufacturing. An important issue regarding this technology is the difficulty in coupling light from the optical fiber to the silicon waveguide devices. In this report, we will discuss the methods of coupling and narrow it down to grating couplers. We will also discuss various optimization methods and simulations done by previous studies. Finally, we will discuss on the results from Finite Difference Time Domain (FDTD) simulations and conclude on the methods used. In this report, a grating coupling efficiency of 80% for 15500nm was achieved with a grating coupler with an aluminium backreflector. Bachelor of Engineering (Electrical and Electronic Engineering) 2022-05-17T13:29:00Z 2022-05-17T13:29:00Z 2022 Final Year Project (FYP) Ni, J. (2022). Design and simulation of grating coupler for silicon photonics. Final Year Project (FYP), Nanyang Technological University, Singapore. https://hdl.handle.net/10356/157463 https://hdl.handle.net/10356/157463 en A2138-211 application/pdf Nanyang Technological University
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic Engineering::Electrical and electronic engineering
spellingShingle Engineering::Electrical and electronic engineering
Ni, Jiayi
Design and simulation of grating coupler for silicon photonics
description Over the last few decades, silicon photonics have transformed the field of optics with its ability to mass produce extremely small components with low-cost manufacturing. An important issue regarding this technology is the difficulty in coupling light from the optical fiber to the silicon waveguide devices. In this report, we will discuss the methods of coupling and narrow it down to grating couplers. We will also discuss various optimization methods and simulations done by previous studies. Finally, we will discuss on the results from Finite Difference Time Domain (FDTD) simulations and conclude on the methods used. In this report, a grating coupling efficiency of 80% for 15500nm was achieved with a grating coupler with an aluminium backreflector.
author2 Liu Ai Qun
author_facet Liu Ai Qun
Ni, Jiayi
format Final Year Project
author Ni, Jiayi
author_sort Ni, Jiayi
title Design and simulation of grating coupler for silicon photonics
title_short Design and simulation of grating coupler for silicon photonics
title_full Design and simulation of grating coupler for silicon photonics
title_fullStr Design and simulation of grating coupler for silicon photonics
title_full_unstemmed Design and simulation of grating coupler for silicon photonics
title_sort design and simulation of grating coupler for silicon photonics
publisher Nanyang Technological University
publishDate 2022
url https://hdl.handle.net/10356/157463
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