Multiservice radio over fiber system using optical carrier suppression and polarization multiplexing method

Radio over Fiber (RoF) technology, which is a combination of wireless and optical techniques, transports wireless signals over a shared optical infrastructure. Increasing demands for bandwidth and capacity requires huge improvements on RoF systems. Thus, multiservice RoF is the way forward. Existing...

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Main Author:	Mohamad Nor, Mohd Hafiz
Format:	Thesis
Language:	English
Published:	2018
Subjects:	Optical amplifiers Fiber optics Optical communications
Online Access:	http://psasir.upm.edu.my/id/eprint/84185/1/FK%202018%20191%20-%20IR.pdf
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id	my-upm-ir.84185
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spelling	my-upm-ir.841852020-11-17T03:47:31Z Multiservice radio over fiber system using optical carrier suppression and polarization multiplexing method 2018-06 Mohamad Nor, Mohd Hafiz Radio over Fiber (RoF) technology, which is a combination of wireless and optical techniques, transports wireless signals over a shared optical infrastructure. Increasing demands for bandwidth and capacity requires huge improvements on RoF systems. Thus, multiservice RoF is the way forward. Existing methods such as wavelength division multiplexing (WDM) is limited by the cost of further deployment while sub-carrier multiplexing (SCM) has intermodulation distortion (IMD) limitations. Therefore, a different approach is needed. The proposed study shows that two different services can be transmitted using a single wavelength through RoF system with the use of optical carrier suppression (OCS) and polarization multiplexing (PolMux) method. The combination of these two techniques enables multiservice RoF such as long term evolution (LTE) and wireless fidelity (WiFi) services to be transmitted simultaneously at different optical polarization axis at high frequency. The proposed system measures different scenarios and its performance. Measurements include a polarization reliability test having LTE and WiFi signals at the same frequency. Other measurement includes a back to back test with and without 10 km fiber spool before the Remote Antenna Unit (RAU). Finally, a full setup with wireless transmission at the RAU of 1 m distance is proposed. Results for all setups measured are radio frequency (RF) input power, error vector magnitude (EVM) and optical receive power (ORP). Results obtained show a good reliability performance of polarization multiplexing carrying LTE and WiFi service at each polarization axis through a 10 km single mode fiber (SMF) where a full wireless transmission was then set up transmitting at 1 m wireless distance obtaining EVM for LTE of 4.5% (frequency: 875 MHz) and WiFi of 4.6% (frequency: 200 MHz). The EVM achieved is below the limit at 8% for IEEE 802.11a code rates 2/3 and 3rd generation partnership project (3GPP) for WiFi and LTE, respectively. Optical amplifiers Fiber optics Optical communications 2018-06 Thesis http://psasir.upm.edu.my/id/eprint/84185/ http://psasir.upm.edu.my/id/eprint/84185/1/FK%202018%20191%20-%20IR.pdf text en public masters Universiti Putra Malaysia Optical amplifiers Fiber optics Optical communications Ahmad Anas, Siti Barirah
institution	Universiti Putra Malaysia
collection	PSAS Institutional Repository
language	English
advisor	Ahmad Anas, Siti Barirah
topic	Optical amplifiers Fiber optics Optical communications
spellingShingle	Optical amplifiers Fiber optics Optical communications Mohamad Nor, Mohd Hafiz Multiservice radio over fiber system using optical carrier suppression and polarization multiplexing method
description	Radio over Fiber (RoF) technology, which is a combination of wireless and optical techniques, transports wireless signals over a shared optical infrastructure. Increasing demands for bandwidth and capacity requires huge improvements on RoF systems. Thus, multiservice RoF is the way forward. Existing methods such as wavelength division multiplexing (WDM) is limited by the cost of further deployment while sub-carrier multiplexing (SCM) has intermodulation distortion (IMD) limitations. Therefore, a different approach is needed. The proposed study shows that two different services can be transmitted using a single wavelength through RoF system with the use of optical carrier suppression (OCS) and polarization multiplexing (PolMux) method. The combination of these two techniques enables multiservice RoF such as long term evolution (LTE) and wireless fidelity (WiFi) services to be transmitted simultaneously at different optical polarization axis at high frequency. The proposed system measures different scenarios and its performance. Measurements include a polarization reliability test having LTE and WiFi signals at the same frequency. Other measurement includes a back to back test with and without 10 km fiber spool before the Remote Antenna Unit (RAU). Finally, a full setup with wireless transmission at the RAU of 1 m distance is proposed. Results for all setups measured are radio frequency (RF) input power, error vector magnitude (EVM) and optical receive power (ORP). Results obtained show a good reliability performance of polarization multiplexing carrying LTE and WiFi service at each polarization axis through a 10 km single mode fiber (SMF) where a full wireless transmission was then set up transmitting at 1 m wireless distance obtaining EVM for LTE of 4.5% (frequency: 875 MHz) and WiFi of 4.6% (frequency: 200 MHz). The EVM achieved is below the limit at 8% for IEEE 802.11a code rates 2/3 and 3rd generation partnership project (3GPP) for WiFi and LTE, respectively.
format	Thesis
qualification_level	Master's degree
author	Mohamad Nor, Mohd Hafiz
author_facet	Mohamad Nor, Mohd Hafiz
author_sort	Mohamad Nor, Mohd Hafiz
title	Multiservice radio over fiber system using optical carrier suppression and polarization multiplexing method
title_short	Multiservice radio over fiber system using optical carrier suppression and polarization multiplexing method
title_full	Multiservice radio over fiber system using optical carrier suppression and polarization multiplexing method
title_fullStr	Multiservice radio over fiber system using optical carrier suppression and polarization multiplexing method
title_full_unstemmed	Multiservice radio over fiber system using optical carrier suppression and polarization multiplexing method
title_sort	multiservice radio over fiber system using optical carrier suppression and polarization multiplexing method
granting_institution	Universiti Putra Malaysia
publishDate	2018
url	http://psasir.upm.edu.my/id/eprint/84185/1/FK%202018%20191%20-%20IR.pdf
_version_	1747813443567616000

Multiservice radio over fiber system using optical carrier suppression and polarization multiplexing method

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