Zobrazeno 1 - 10
of 622
pro vyhledávání: '"BER performance"'
Autor:
Muhammad Wasif Khan, Jawad Mirza, Waeal J. Obidallah, Mohammed Alkhathami, Deafallah Alsadie, Rawan Alsuwailem
Publikováno v:
IEEE Access, Vol 12, Pp 125920-125930 (2024)
Intelligent Reconfigurable Surface has become a promising technique in recent years due to its inherent ability to overcome the severe wireless fading channel characteristics such as reflection, refraction, scattering, and diffraction, etc. On the ot
Externí odkaz:
https://doaj.org/article/337fd25280114ca2b130eafc9c7db5e4
Publikováno v:
Photonics, Vol 11, Iss 9, p 840 (2024)
The intelligent reflecting surface (IRS) is an emerging technology that can conquer visible light communication’s (VLC) dependency on the line-of-sight (LoS) channel by offering additional non-light-of-sight (NLoS) communication links. In this pape
Externí odkaz:
https://doaj.org/article/a78a582e11b6417a8314abde8bdf21a6
Autor:
Pedro Salcedo-Serrano, Rubén Boluda-Ruiz, José María Garrido-Balsells, Beatriz Castillo-Vázquez, Antonio Puerta-Notario, Antonio García-Zambrana
Publikováno v:
Sensors, Vol 24, Iss 16, p 5232 (2024)
Underwater optical wireless communication (UOWC) systems provide the potential to establish secure high-data-rate communication links in underwater environments. The uniqueness of oceanic impairments, such as absorption, scattering, oceanic turbulenc
Externí odkaz:
https://doaj.org/article/6253b4c546924992af9e89f4f18e318a
Autor:
Wenjing Shang, Ilya Lavrenyuk, Sergey Makarov, Anna Ovsyannikova, Sergey Zavjalov, Dingfeng Yu, Wei Xue
Publikováno v:
Symmetry, Vol 16, Iss 8, p 1001 (2024)
One of the ways to increase the volume of transmitted information is to increase the bit rate above the Nyquist barrier. However, an increase in bit rate in the case of FTN (Faster-Than-Nyquist) signals leads to an increase in energy costs for receiv
Externí odkaz:
https://doaj.org/article/10b6802e4cf94589bd78d54327f47422
Publikováno v:
Guangtongxin yanjiu, Vol , Pp 64-69 (2022)
Faster-than-Nyquist (FTN) technology can improve the spectral efficiency of Optical Wireless Communications (OWC). However, it is affected by the artificially introduced Inter-Symbol Interference (ISI) and atmospheric turbulence, which leads to the d
Externí odkaz:
https://doaj.org/article/3aa5e73e88b145fc90815b882a906d42
Publikováno v:
Guangtongxin yanjiu, Vol 00, Iss 06, Pp 64-69 (2022)
Faster-than-Nyquist (FTN) technology can improve the spectral efficiency of Optical Wireless Communications (OWC). However, it is affected by the artificially introduced Inter-Symbol Interference (ISI) and atmospheric turbulence, which leads to the d
Externí odkaz:
https://doaj.org/article/f9d61cf5e893410b9814d29a309d6f90
Autor:
Morsy Ahmed Morsy Ismail, Khalid Saleh
Publikováno v:
Photonics, Vol 11, Iss 4, p 368 (2024)
Currently, there are three types of optical communication networks based on the communication channel between the transmitter and receiver: the optical fiber channel, visible light channel, and optical wireless channel networks. The last type has sev
Externí odkaz:
https://doaj.org/article/81606ebbaebf4bc4afac90b6a07dbaaf
Publikováno v:
Guangtongxin yanjiu, Pp 12-17 (2022)
Multiple Input Multiple Output (MIMO) detection algorithm is used to compensate the Mode Dependent Loss (MDL) in Mode Division Multiplexing (MDM) optical fiber channel. The problem of MIMO detection algorithm is that the computational complexity is t
Externí odkaz:
https://doaj.org/article/1b5a36aea586445a91ed7cd9c8003a88
Publikováno v:
Guangtongxin yanjiu, Iss 5, Pp 12-17 (2022)
Multiple Input Multiple Output (MIMO) detection algorithm is used to compensate the Mode Dependent Loss (MDL) in Mode Division Multiplexing (MDM) optical fiber channel. The problem of MIMO detection algorithm is that the computational complexity is t
Externí odkaz:
https://doaj.org/article/89b3fe5682084aa1ab92db2cdb76f56c
Publikováno v:
IEEE Access, Vol 10, Pp 25203-25218 (2022)
In this paper, the bit error rate (BER) performance of underwater wireless optical communication (UWOC) systems with on-off keying (OOK) modulation and an avalanche photodiode (APD) detector are analyzed in a wide range of oceanic turbulence environm
Externí odkaz:
https://doaj.org/article/18de7aa4596542ab8be080551aff54f8