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In this paper, we model the multi-layer vertical underwater link as a cascaded channel and unify the performance analysis for the underwater optical communication (UWOC) system using generalized Gamma (GG), exponential GG (EGG),…

信息论 · 计算机科学 2022-03-30 Ziyaur Rahman , Neel Vipulbhai Tailor , S. M. Zafaruddin , V. K. Chaubey

We analyze a secure two-hop mixed radio frequency (RF) and underwater wireless optical communication (UWOC) system using a fixed-gain amplify-and-forward (AF) relay. The UWOC channel is modeled using a unified mixture…

信息论 · 计算机科学 2020-09-22 Yi Lou , Ruofan Sun , Julian Cheng , Songzuo Liu , Feng Zhou , Gang Qiao

Underwater optical communication (UWOC) is a potential solution for broadband connectivity in oceans and seas for underwater applications providing high data rate transmission with low latency and high reliability. Recent measurement…

信息论 · 计算机科学 2022-04-27 Suhrid Das , Ziyaur Rahman , S. M. Zafaruddin

Underwater wireless optical communication is one of the critical technologies for buoy-based high-speed cross-sea surface communication, where the communication nodes are vertically deployed. Due to the vertically inhomogeneous nature of…

信息论 · 计算机科学 2020-08-10 Yi Lou , Julian Cheng , Donghu Nie , Gang Qiao

The reliability of a vertical underwater wireless optical communication (UWOC) network is seriously impacted by turbulence-induced fading due to fluctuations in the water temperature and salinity, which vary with depth. To better assess the…

信号处理 · 电气工程与系统科学 2023-08-14 Dongling Xu , Xiang Yi , Yalçn Ata , Xinyue Tao , Yuxuan Li , Peng Yue

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 fresh and salty waters, based on…

信息论 · 计算机科学 2018-10-16 Emna Zedini , Hassan M. Oubei , Abla Kammoun , Mounir Hamdi , Boon S. Ooi , Mohamed-Slim Alouini

Single aperture reception for underwater wireless optical communication (UWOC) is insufficient to deal with oceanic turbulence caused by the combined effect of temperature gradient and air bubbles. This paper analyzes the performance of…

信息论 · 计算机科学 2022-12-20 Ziyaur Rahman , Ankur Bansal , S. M. Zafaruddin

In this paper, we evaluate the end-to-end bit error rate (BER) of point-to-point underwater wireless optical communication (UWOC) systems with multi-hop transmission. To do so, we analytically derive the BER expression of a single-hop UWOC…

信息论 · 计算机科学 2016-03-15 Mohammad Vahid Jamali , Ata Chizari , Jawad A. Salehi

In this paper, we analytically study the performance of multiple-input multiple-output underwater wireless optical communication (MIMO UWOC) systems with on-off keying (OOK) modulation. To mitigate turbulence-induced fading, which is…

信息论 · 计算机科学 2016-12-20 Mohammad Vahid Jamali , Jawad A. Salehi , Farhad Akhoundi

In this paper, we investigate the performance of a mixed radio-frequency-underwater wireless optical communication (RF-UWOC) system where an unmanned aerial vehicle (UAV), as a low-altitude mobile aerial base station, transmits information…

信息论 · 计算机科学 2020-11-19 Sai Li , Liang Yang , Daniel Benevides da Costa

This paper presents an analysis of the performance of a Gaussian optical beam as it propagates through the turbulent underwater optical channel (UWOC) under the weak turbulence regime, where optical signal experiences significant fading and…

光学 · 物理学 2025-12-03 Shideh Tayebnaimi , Kamran Kiasaleh

Signal transmission over underwater optical wireless communication (UOWC) experiences the combined effect of oceanic turbulence and pointing errors statistically modeled using the sum of two Meijer-G functions. There is a research gap in…

信号处理 · 电气工程与系统科学 2024-09-18 Arvind Kumar , Nikumani Choudhury , Jayendra N. Bandyopadhyay , S. M. Zafaruddin

Multihop relaying is a potential technique to mitigate channel impairments in optical wireless communications (OWC). In this paper, multiple fixed-gain amplify-and-forward (AF) relays are employed to enhance the OWC performance under the…

信息论 · 计算机科学 2022-04-19 Ziyaur Rahman , S. M. Zafaruddin , V. K. Chaubey

We analyze the secrecy performance of a two-hop mixed radio frequency (RF)/underwater wireless optical communication (UWOC) system using a decode-and-forward (DF) relay. All RF and UWOC links are modeled by the $\alpha-\mu$ and…

信息论 · 计算机科学 2020-09-02 Yi Lou , Ruofan Sun , Julian Cheng , Donghu Nie , Gang Qiao

We systematically investigate the bubble-induced performance degradation for underwater wireless optical communication (UOWC) with different bubble sizes and positions. By using different transmit and receive diversities, we investigate the…

信号处理 · 电气工程与系统科学 2019-08-06 Lian-Kuan Chen , Yingjie Shao , Rui Deng

Optical wireless communication (OWC) over atmospheric turbulence and pointing errors is a well-studied topic. Still, there is limited research on signal fading due to random fog in an outdoor environment for terrestrial wireless…

信息论 · 计算机科学 2021-12-28 Ziyaur Rahman , Tejas Nimish Shah , S. M. Zafaruddin , V. K. Chaubey

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…

信息论 · 计算机科学 2020-06-25 Myoungkeun Shin , Ki-Hong Park , Mohamed-Slim Alouini

In this paper we analyze and investigate the bit error rate (BER) performance of multiple-input multiple-output underwater wireless optical communication (MIMO-UWOC) systems. In addition to exact BER expressions, we also obtain an upper…

信息论 · 计算机科学 2015-10-30 Mohammad Vahid Jamali , Jawad A. Salehi

We investigate underwater optical communication system that is relayed by a single decode-and-forward (DF) relay through an exponential-generalized Gamma distribution (EGG) into a final destination. Specifically, a certain terminal device…

信息论 · 计算机科学 2019-11-12 Mohammed Amer , Yasser Al-Eryani

Underwater environment is substantially less explored territory as compared to earth surface due to lack of robust underwater communication infrastructure. For Internet of Underwater things connectivity, underwater wireless optical…

信号处理 · 电气工程与系统科学 2024-04-02 Maaz Salman , Javad Bolboli , Wan-Young Chung
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