Zobrazeno 1 - 10
of 140
pro vyhledávání: '"Ahmad Atieh"'
Autor:
Ahmad Sami Al-Shamayleh, Aadil Raza, Zulfiqar Ali, Saad Malik, Saeed Iqbal, Basit Raza, Muhammad Iqbal, Ahmad Atieh
Publikováno v:
IEEE Access, Vol 12, Pp 64126-64139 (2024)
In optical communication systems, the Q-factor is an important performance metric to evaluate the performance of an optical link. In this paper, a deep learning-based eye diagram analyzer is proposed to estimate the Q-factor. CNN architectures such a
Externí odkaz:
https://doaj.org/article/583dd0b7b87244cbb90824ecdaecefa3
Autor:
Shaymaa R. Tahhan, Arkadiy Mastin, Izaddeen Kabir Yakasai, Ahmad Atieh, Kawsar Ahmed, Francis M. Bui, Fahad Ahmed Al-Zahrani
Publikováno v:
Alexandria Engineering Journal, Vol 81, Iss , Pp 626-635 (2023)
This research study proposes a unique photonic crystal fiber (PCF) consisting of a solid core and a hexa-spiral shape, using tellurite as the background material. The proposed PCF exhibits numerous significant optical guiding properties, such as nonl
Externí odkaz:
https://doaj.org/article/1e6c78c04b3b4b35813c25d215f33c3a
Autor:
Somia A. Abd El-Mottaleb, Amira G. Mohamed, Abdellah Chehri, Mehtab Singh, Ahmad Atieh, Hassan Yousif Ahmed, Medien Zeghid
Publikováno v:
IEEE Access, Vol 11, Pp 139478-139497 (2023)
This paper proposes a new cipher image transmission system in free space optics system (FSO). A secure and effective image cryptosystem algorithm based on the Choquet fuzzy integral (CFI) technique and the integer wavelet transform is utilized. Numer
Externí odkaz:
https://doaj.org/article/407cbcb5f1004e3e9da4b383b249a5fe
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 12, Pp 10407-10418 (2022)
A novel 120 Gbps free space optics (FSO) transmission scheme is introduced by combining orbital angular momentum (OAM) multiplexed signals with spectral amplitude coded (SAC)-optical code division multiplexing access (OCDMA) technique. Four OAM beams
Externí odkaz:
https://doaj.org/article/f0d285a675334e1c8042655ed00f358c
Autor:
Youxin Mao, Xiaoran Xie, Chunying Song, Zhenguo Lu, Philip J. Poole, Jiaren Liu, Mia Toreja, Yang Qi, Guocheng Liu, Pedro Barrios, Daniel Poitras, John Weber, Ping Zhao, Martin Vachon, Mohamed Rahim, Penghui Ma, Silas Chen, Ahmad Atieh
Publikováno v:
Micromachines, Vol 14, Iss 12, p 2230 (2023)
We present here a performance comparison of quantum-dash (Qdash) semiconductor amplifiers (SOAs) with three, five, eight, and twelve InAs dash layers grown on InP substrates. Other than the number of Qdash layers, the structures were identical. The e
Externí odkaz:
https://doaj.org/article/03241e64a77249278c1d0f7842bbc1ec
Autor:
Jawad Mirza, Ahmad Atieh, Muhammad Ilyas Menhas, Salman Ghafoor, Musab Magam, Laiq Jamal, Sharif Iqbal Mitu Sheikh, Khurram Karim Qureshi
Publikováno v:
Ain Shams Engineering Journal, Vol 14, Iss 7, Pp 101983- (2023)
Optical wireless communication (OWC) links enable high-speed data transmission between earth stations and satellites. The propagation of optical signals through the atmosphere suffer from atmospheric attenuation and turbulence due to rain, fog, snow,
Externí odkaz:
https://doaj.org/article/480817fac4b242c092c19b578824fb47
Publikováno v:
Alexandria Engineering Journal, Vol 61, Iss 7, Pp 5203-5212 (2022)
This paper explores the data carrying capacity enhancement in free space optics (FSO) transmission systems by employing orbital angular momentum (OAM) multiplexing technique. Specifically, simulative investigation of OAM-FSO terrestrial transmission
Externí odkaz:
https://doaj.org/article/a1605a5121a3433cb03d66e88a35a16f
Publikováno v:
Photonics, Vol 10, Iss 8, p 864 (2023)
Fiber optic sensing (FOS) has become a well-known technology in response to the rising demands of the railway transportation field despite the abundance of electronic sensing systems in the market. FOS application boasts an all-in-one solution that i
Externí odkaz:
https://doaj.org/article/c476896fbb6844d2ab1703e642994edc
Publikováno v:
Alexandria Engineering Journal, Vol 59, Iss 6, Pp 4621-4631 (2020)
A cost efficient and reliable single mode fiber and free space optics based hybrid 32×5Gbps ultra dense wavelength division multiplexed-passive optical network architecture employing optical comb and polarization multiplexing is proposed. The propos
Externí odkaz:
https://doaj.org/article/098a734ee27c4bbba11dfc0113eeb351
Autor:
Benish Kanwal, Ammar Armghan, Salman Ghafoor, Ahmad Atieh, Muhammad Sajid, Tasleem Kausar, Jawad Mirza, Yun Lu
Publikováno v:
Micromachines, Vol 13, Iss 11, p 1962 (2022)
Broadband amplification in the O+E-band is very desirable nowadays as a way of coping with increasing bandwidth demands. The main issue with doped fiber amplifiers working in this band such as the bismuth-doped fiber amplifier is that they are costly
Externí odkaz:
https://doaj.org/article/0478aaf498ba48c9a1ac06282b41d6ff