Zobrazeno 1 - 10
of 3 987
pro vyhledávání: '"Space optics"'
Publikováno v:
PhotoniX, Vol 5, Iss 1, Pp 1-18 (2024)
Abstract Computer holography is a prominent technique for reconstructing customized three-dimensional (3D) diffraction fields. However, the quality of optical reconstruction remains a fundamental challenge in 3D computer holography, especially for th
Externí odkaz:
https://doaj.org/article/ee6a9684079c411a8fd1e15fa981e546
Autor:
Hafiz Muhammad Obaid, Zaid Bin Javaid, Tehseen Mazhar, Muhammad Asgher Nadeem, Mamoon M. Saeed, Habib Hamam
Publikováno v:
Discover Sustainability, Vol 5, Iss 1, Pp 1-16 (2024)
Abstract Free space optical (FSO) systems offer an attractive and cost-effective solution for providing communication services in remote regions, as they allow secure transmission without the need for licensing and with lower deployment costs. Howeve
Externí odkaz:
https://doaj.org/article/ac849437f11344958b1aec9000dde673
Yes
Non-terrestrial Network (NTN), utilizing highaltitude platforms (HAP)-based free-space optical (FSO) backhaul and unmanned aerial vehicles (UAV) for last-mile access, is a feasible and promising architecture to achieve high data rate and sea
Non-terrestrial Network (NTN), utilizing highaltitude platforms (HAP)-based free-space optical (FSO) backhaul and unmanned aerial vehicles (UAV) for last-mile access, is a feasible and promising architecture to achieve high data rate and sea
Externí odkaz:
http://hdl.handle.net/10454/19999
Autor:
Hsing-Yu Wu, Hong-Wei Chen, Shao-Rong Huang, Li-Jen Hsiao, Ching-Ling Cheng, Guo-Yu Yu, Yung-Shin Sun, Jin-Cherng Hsu
Publikováno v:
Heliyon, Vol 10, Iss 15, Pp e35507- (2024)
Optical paths in telescopes frequently incorporate silver mirrors for high sensitivity. Unfortunately, silver mirrors without protective coatings are susceptible to sulfurization and oxidation, compromising their quality. Even with protective layers,
Externí odkaz:
https://doaj.org/article/77b7fab0ace441ad8be02256cf09c8ed
Publikováno v:
IEEE Access, Vol 12, Pp 165582-165590 (2024)
Fiber-based optical antennas are useful for efficient light reception at the receiver in visible light communication (VLC) systems. It combines the principles of fiber optics and antenna technology to achieve high-speed wireless communication. These
Externí odkaz:
https://doaj.org/article/acb8b1c170504a8da030e407e4955bb2
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 3804-3823 (2024)
In this work, we consider multi-hop and mesh hybrid teraHertz/free-space optics (THz/FSO)-based backhaul networks for high data-rate communications. The results are presented for the cases with both out-band integrated access and backhaul (IAB) and n
Externí odkaz:
https://doaj.org/article/73702ce35d89442e873382d50395f747
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 4, Pp 1-10 (2024)
The integration of intelligent reflecting surfaces (IRS) into free-space optical (FSO) communication systems is considered as a promising and innovative approach to overcoming existing challenges due to the strict line-of-sight (LoS) requirements fac
Externí odkaz:
https://doaj.org/article/acd3001cd6684b25b613f11f0b284196
Autor:
Aser M. Matarneh
Publikováno v:
IEEE Access, Vol 12, Pp 83513-83524 (2024)
Despite their multitude of benefits, free-space optical (FSO) communication systems experience severe performance degradation due to the diverse atmospheric conditions commonly present in their deployment areas. Optical signals transmitted through th
Externí odkaz:
https://doaj.org/article/73ee54bb28a24d809e66528cbe72cd38
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 4, Pp 1-8 (2024)
The orbital angular momentum (OAM) states are used for OAM modulation and OAM multiplexing in free-space optical (FSO) communication systems to enhance the transmission quality and capacity. Although a few impactful methods had been developed to meas
Externí odkaz:
https://doaj.org/article/a1e8700f2a45427eb46ff3d564efcdd2