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Statistical Distribution of Intensity Fluctuations for Underwater Wireless Optical Channels in the Presence of Air Bubbles [article]

Mohammad Vahid Jamali, Pirazh Khorramshahi, Arvin Tashakori, Ata Chizari, Shadi Shahsavari, Sajjad AbdollahRamezani, Masoome Fazelian, Sima Bahrani, Jawad A. Salehi
2016 arXiv   pre-print
In this paper, we experimentally investigate the statistical distribution of intensity fluctuations for underwater wireless optical channels under different channel conditions, namely fresh and salty underwater  ...  channels with and without air bubbles.  ...  Abstract-In this paper, we experimentally investigate the statistical distribution of intensity fluctuations for underwater wireless optical channels under different channel conditions, namely fresh and  ... 
arXiv:1603.04020v1 fatcat:iiaybcou2vg3rgjcwhofrb4vgi

Effects of air bubbles on underwater optical wireless communication [Invited]

Daomin Chen, Jiemei Wang, Shangbin Li, Zhengyuan Xu
2019 Chinese Optics Letters (COL)  
The received signal intensity fluctuation and communication performance of an underwater optical wireless communication (UOWC) system under the air bubble effects are experimentally investigated.  ...  For different bubble density and size, lognormal, gamma, Weibull, and generalized extreme value distributions are tested to fit the fluctuation of the signal intensity at the receiving end.  ...  Fickenscher's team revealed the performance of an underwater optical wireless sensor network in the presence of bubbles in 2012 [9] .  ... 
doi:10.3788/col201917.100008 fatcat:2p7istbgjredjd4iv3xgmptxze

The effect of turbulence on NLOS underwater wireless optical communication channels [Invited]

Mohammed Sait, Xiaobin Sun, Omar Alkhazragi, Nasir Alfaraj, Meiwei Kong, Tien Khee Ng, Boon S. Ooi
2019 Chinese Optics Letters (COL)  
This Letter experimentally and statistically studies the impact of turbulence that arises from temperature gradient variations and the presence of different air bubble populations on NLOS optical channels  ...  Conventional line-of-sight underwater wireless optical communication (UWOC) links suffer from huge signal fading in the presence of oceanic turbulence due to misalignment, which is caused by variations  ...  Moreover, the study in Ref. [9] experimentally investigated the statistical distribution of intensity fluctuation in the UWOC channel under the presence of bubbles and salinityinduced fading.  ... 
doi:10.3788/col201917.100013 fatcat:4kcsfd533nfkhouo6blrmofcf4

Unified Statistical Channel Model for Turbulence-Induced Fading in Underwater Wireless Optical Communication Systems

Emna Zedini, Hassan Makine Oubei, Abla Kammoun, Mounir Hamdi, Boon S. Ooi, Mohamed-Slim Alouini
2019 IEEE Transactions on Communications  
A unified statistical model is proposed to characterize turbulence-induced fading in underwater wireless optical communication (UWOC) channels in the presence of air bubbles and temperature gradient for  ...  To the best of our knowledge, this is the first-ever comprehensive channel model addressing the statistics of optical beam irradiance fluctuations in underwater wireless optical channels due to both air  ...  Abstract-A unified statistical model is proposed to characterize turbulence-induced fading in underwater wireless optical communication (UWOC) channels in the presence of air bubbles and temperature gradient  ... 
doi:10.1109/tcomm.2019.2891542 fatcat:x6g6i6zicbhwdfgiyg6x3jchye

Unified Statistical Channel Model for Turbulence-Induced Fading in Underwater Wireless Optical Communication Systems [article]

Emna Zedini, Hassan M. Oubei, Abla Kammoun, Mounir Hamdi, Boon S. Ooi,, Mohamed-Slim Alouini
2018 arXiv   pre-print
A unified statistical model is proposed to characterize turbulence-induced fading in underwater wireless optical communication (UWOC) channels in the presence of air bubbles and temperature gradient for  ...  To the best of our knowledge, this is the first-ever comprehensive channel model addressing the statistics of optical beam irradiance fluctuations in underwater wireless optical channels due to both air  ...  The presence of air bubbles in underwater and their effect on propagating optical signals are well established [16] - [18] .  ... 
arXiv:1810.06314v1 fatcat:qnhtsd4i4fesfpbacbi2fj7m3q

A New Simple Model for Underwater Wireless Optical Channels in the Presence of Air Bubbles

Emna Zedini, Hassan M. Oubei, Abla Kammoun, Mounir Hamdi, Boon S. Ooi, Mohamed-Slim Alouini
2017 GLOBECOM 2017 - 2017 IEEE Global Communications Conference  
A novel statistical model is proposed to characterize turbulence-induced fading in underwater wireless optical channels in the presence of air bubbles for fresh and salty waters, based on experimental  ...  In this model, the channel irradiance fluctuations are characterized by the mixture Exponential-Gamma distribution.  ...  Fig. 1 : 1 Fig. 1: Actual Photograph of the experimental setup for intensity fluctuations measurements in 1 m underwater channel in the presence of air bubbles.  ... 
doi:10.1109/glocom.2017.8254240 dblp:conf/globecom/ZediniOKHOA17 fatcat:rxp2ivslvzadjgez6lzj6khqwm

Statistical Studies of Fading in Underwater Wireless Optical Channels in the Presence of Air Bubble, Temperature, and Salinity Random Variations (Long Version) [article]

Mohammad Vahid Jamali, Ali Mirani, Alireza Parsay, Bahman Abolhassani, Pooya Nabavi, Ata Chizari, Pirazh Khorramshahi, Sajjad Abdollahramezani, and Jawad A. Salehi
2018 arXiv   pre-print
In this paper, we experimentally study the statistical distribution of intensity fluctuations in underwater wireless optical channels with random temperature and salinity variations as well as the presence  ...  of air bubbles.  ...  In this paper, we experimentally study the statistical distribution of intensity fluctuations in underwater wireless optical channels with random temperature and salinity variations as well as the presence  ... 
arXiv:1801.07402v2 fatcat:uazr4t4kivdzberkfxssv7e34m

Statistical Modeling of the Impact of Underwater Bubbles on an Optical Wireless Channel

Myoungkeun Shin, Ki-Hong Park, Mohamed-Slim Alouini
2020 IEEE Open Journal of the Communications Society  
In underwater wireless optical communications (UWOC), the random obstruction of light propagation by air bubbles can cause fluctuations in the incoming light intensity of a receiver.  ...  In this paper, we propose a statistical model for determining the received power by a receiver in the presence of air bubbles.  ...  The remainder of this paper is organized as follows. In Section II, we present the setup of the statistical model induced by air bubbles in underwater optical wireless channels.  ... 
doi:10.1109/ojcoms.2020.3003742 fatcat:zf4jc5ifkbgophstbyne7mqaze

On the Reciprocity of Underwater Turbulent Channels

Yujian Guo, Abderrahmen Trichili, Omar Alkhazragi, Islam Ashry, Tien Khee Ng, Mohamed-Slim Alouini, Boon S. Ooi
2019 IEEE Photonics Journal  
Bit error rate measurement and statistical data analysis reveal a high reciprocal nature of turbulence induced by the presence of bubbles, temperature, and salinity.  ...  Abstract: Through a series of experiments incorporating two counter-propagating communication channels, we investigate the reciprocity nature of underwater turbulence.  ...  The study of the effects of various underwater conditions, including temperature, salinity and the presence of bubbles, on the performance of optical wireless communication systems have just begun to gain  ... 
doi:10.1109/jphot.2019.2898094 fatcat:yxjzmakqg5aqpboejejnc667vm

Performance Analysis of Dual-Hop Underwater Wireless Optical Communication Systems over Mixture Exponential-Generalized Gamma Turbulence Channels [article]

Emna Zedini, Abla Kammoun, Hamza Soury, Mounir Hamdi, Mohamed-Slim Alouini
2020 arXiv   pre-print
In this work, we present a unified framework for the performance analysis of dual-hop underwater wireless optical communication (UWOC) systems with amplify-and-forward fixed gain relays in the presence  ...  of air bubbles and temperature gradients.  ...  In [23] , the mixture Exponential-Gamma distribution was presented to characterize optical signal irradiance fluctuations in underwater channel in the presence of air bubbles for uniform temperature.  ... 
arXiv:2007.03461v1 fatcat:n2gxo3wriffdrbv4cvnuj6ehgu

Robust UOWC systems against bubble-induced impairments via transmit/receive diversities [Invited]

Lian-Kuan Chen, Yingjie Shao, Rui Deng
2019 Chinese Optics Letters (COL)  
We systematically investigate the bubble-induced performance degradation for underwater optical wireless communication (UOWC) with different bubble sizes and positions.  ...  By using different transmit and receive diversities, we investigate the effectiveness of spatial diversity on the mitigation of the bubble-induced impairment to the UOWC link.  ...  Hence, the mitigation of the bubble effect is an important issue for a practical UOWC system. A statistical analysis of fading for UOWC in the presence of air bubbles has been reported in Ref. [11].  ... 
doi:10.3788/col201917.100006 fatcat:5q3vmflgwbds5nd5wrenwtp2xy

The BER Performance of the LDPC-Coded MPPM over Turbulence UWOC Channels

Hongyan Jiang, Ning He, Xin Liao, Wasiu Popoola, Sujan Rajbhandari
2022 Photonics  
Turbulence-induced fading is a critical performance degrading factor for underwater wireless optical communication (UWOC) systems.  ...  BER performance for different MPPM formats over fading channels.  ...  Moreover, the mixture exponential-GG (EGG) distribution can describe the statistics of underwater optical beam irradiance fluctuations due to air bubbles and temperature gradient [16] .  ... 
doi:10.3390/photonics9050349 fatcat:zkqkqtexczb2rmqdnny4rfjd3y

Light based underwater wireless communications

Hassan M. Oubei, Chao Shen, Abla Kammoun, Emna Zedini, Ki-Hong Park, Xiaobin Sun, Guangyu Liu, Chun Hong Kang, Tien Khee Ng, Mohamed-Slim Alouini, Boon S. Ooi
2018 Japanese Journal of Applied Physics  
Moreover, studies investigating underwater optical channel models for both simple attenuation and the impact of turbulence including air bubbles and inhomogeneous salinity and temperature are also described  ...  Underwater wireless optical communication (UWOC) is a wireless communication technology that uses visible light to transmit data in underwater environment.  ...  Acknowledgments The financial support from King Abdulaziz City for Science and Technology (KACST), Grant No. KACST TIC R2-FP-008 is gratefully acknowledged.  ... 
doi:10.7567/jjap.57.08pa06 fatcat:47jzxhs65jgerabpz4szj4oymi

Statistical Modeling of the Impact of Underwater Bubbles on an Optical Wireless Channel [article]

Myoungkeun Shin, Ki-Hong Park, Mohamed-Slim Alouini
2020 arXiv   pre-print
In underwater wireless optical communications (UWOC), the random obstruction of light propagation by air bubbles can cause fluctuations in the incoming light intensity of a receiver.  ...  In this paper, we propose a statistical model for determining the received power by a receiver in the presence of air bubbles.  ...  The remainder of this paper is organized as follows. In Section II, we present the setup of the statistical model induced by air bubbles in underwater optical wireless channels.  ... 
arXiv:2006.12787v1 fatcat:khjfrftzinfx7j2j3jfmguhkja

Impact of Turbulent-Flow-Induced Scintillation on Deep-Ocean Wireless Optical Communication

Yang Weng, Yujian Guo, Omar Alkhazragi, Tien Khee Ng, Jen-Hwa Guo, Boon S. Ooi
2019 Journal of Lightwave Technology  
With the recent innovations in underwater wireless optical communication (UWOC) for deep-sea exploration, UWOC could be used in conjunction with AUVs for high-speed data uploads near the surface.  ...  The use of autonomous underwater vehicles (AUVs) is highly desirable for collecting data from seafloor sensor platforms within a close range.  ...  [14] - [16] have studied the underwater turbulence introduced by air bubbles, temperature, and salinity.  ... 
doi:10.1109/jlt.2019.2928465 fatcat:637uh4xsyfgcddrb3uv3d6ziw4
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