Results 31 to 40 of about 1,074 (202)
Applied Sciences, 2022 Several industrial and scientific underwater applications require high-speed wireless connectivity. Acoustic communications have low data rates and high latency, whereas attenuation in seawater severely limits radio frequency communications.
Ayshah S. Alatawi
doaj +1 more source
Intelligent Reflecting Surfaces for Underwater Visible Light Communications
IEEE Photonics Journal, 2023 Intelligent reflecting surfaces (IRSs) offer paradigm shift towards enhancing the capabilities of wireless communications. The use of this emerging technology in the realm of underwater wireless systems is a promising solution to overcome the limitations
Yalcin Ata +4 more
doaj +1 more source
IEEE Photonics Journal, 2021 This report investigated underwater wireless optical communication (UWOC) links in the presence of surface currents and tides. The scenario of surface currents and tides was generated by a sea water tank, a water pipe, and a water pump of different flow ...
Zhijian Lv +3 more
doaj +1 more source
Recent Trends in Underwater Visible Light Communication (UVLC) Systems
IEEE Access, 2022 In recent years, underwater visible light communication (UVLC) has become a potential wireless carrier candidate for signal transmission in highly critical, unknown, and acrimonious water mediums such as oceans.
Mohammad Furqan Ali +2 more
doaj +1 more source
Relay-Assisted Technology in Optical Wireless Communications: A Survey
IEEE Access, 2020 When the distance between the source and the target is long, the signal will be affected by atmospheric turbulence, weather conditions and obstacles, which cannot support the information transmission.
Wenwen Liu +4 more
doaj +1 more source
Underwater Wireless Laser-Based Communications Using Optical Phased Array Antennas
IEEE Photonics Journal, 2023 An underwater optical wireless communication system concept based on optical phased array antennas is presented. With this optical phased array, a laser beam can be electronically steered to adjust not only the azimuth and elevation angles, but also the ...
Ali Derakhshandeh +2 more
doaj +1 more source
Underwater Optical Wireless Communication
IEEE Access, 2016 Underwater wireless information transfer is of great interest to the military, industry, and the scientific community, as it plays an important role in tactical surveillance, pollution monitoring, oil control and maintenance, offshore explorations, climate change monitoring, and oceanography research.
Hemani Kaushal, Georges Kaddoum
openaire +2 more sources
Spectral characterisation of shortened pulse position modulation format [PDF]
, 2010 Shortened pulse position modulation (SPPM) is a new modulation format that has recently been proposed for underwater wireless optical communications. A full spectral characterisation of SPPM is considered and original expressions are presented, which ...
Cryan, R.A.
core +1 more source
Optical wireless for intravehicle communications : a channel viability analysis [PDF]
, 2012 This paper provides an initial analysis into the viability of implementing an optical wireless system for intravehicle communications. Based on the use of a simple linearly scalable infrared light-emitting-diode transmitter, the results for received ...
Mark S. Leeson +5 more
core +1 more source
Cellular Underwater Wireless Optical CDMA Network: Potentials and Challenges
IEEE Access, 2016 Underwater wireless optical communications are an emerging solution to the expanding demand for broadband links in oceans and seas. In this paper, a cellular underwater wireless optical code division multiple-access network is proposed to provide ...
Farhad Akhoundi +5 more
doaj +1 more source