Results 81 to 90 of about 2,157,907 (198)

Characterization of wavelength interleaving in radio-over-fiber systems employing WDM/SCM [PDF]

, 2006
A radio-over-fiber (RoF) distribution system incorporating both sub-carrier multiplexing and wavelength division multiplexing (WDM) technologies is presented. This signal is directly modulated onto three high-speed lasers.
Anandarajah, Prince M., Barry, Liam P., Kaszubowska-Anandarajah, Aleksandra, Hu, Ling   +3 more
core   +2 more sources

Interfacial Roughness and Temperature Dependence of Narrow Band Thin Film Filters for the DWDM Passive Optical Networks

Advances in Electrical and Electronic Engineering, 2016
In the design of new components for passive optical networks (PONs), the non-ideal properties are worth considering. In this paper the influence of interface roughness and temperature changes on final transmittance of downstream channels blocking filters
Lubomir Scholtz, Libor Ladanyi, Jarmila Mullerova   +2 more
doaj   +1 more source

ANALISIS DAN SIMULASI EFEK NON LINIER THREE WAVE MIXING PADA LINK DENSE WAVELENGTH DIVISION MULTIPLEXING (DWDM) SISTEM KOMUNIKASI SERAT OPTIK [PDF]

, 2017
Fenomena efek non linieritas pada sistem komunikasi serat optik (SKSO) sangat mempengaruhi terhadap performansi jaringan dan teknologinya termasuk teknologi Dense Wavelength Division Multiplexing (DWDM).
HERIN DAMARA DITYA
core  

L-Band Erbium-Doped Fiber Optimization and Transmission Investigation

Photonics
The optical spectrum resource in the C-band has been used up due to dense wavelength division multiplexing (DWDM). Because of devices’ compatibility with both the C-band and the L-band, the L-band is a good choice for further capacity expansion ...
Kaihua Hu, Li Pei, Jianshuai Wang, Zhouyi Hu, Wenxuan Xu, Long Zhang, Jing Li, Li Zhong   +7 more
doaj   +1 more source

Comparative analysis of the dispersion compensating fiber (DCF) scheme in long-haul dense wavelength division multiplexing (DWDM)

Journal of Physics: Conference Series, 2019
Abstract Dense wavelength division multiplexing (DWDM) technique in optical communication was used to improve the system performance combined several channels in a transmission line especially for long-haul optical link, but the presence of dispersion limited the system performance.
Aji Insan Permadi, Anggun Fitrian Isnawati, and Dodi Zulherman   +2 more
openaire   +1 more source

Real-Time Demonstration of 228.48 Pb/s·km Transmission Over 5 × 80-km 7-Core Fiber With 1.2-Tb/s/λ Transceivers Across 12-THz C + L Band

IEEE Photonics Journal
The exponential increase in global data traffic necessitates continued advances in optical fiber transmission capacity. Conventional single-mode fiber systems are rapidly approaching the fundamental nonlinear Shannon limit.
Anxu Zhang, Yueqiu Mu, Lijun Ma, Lei Zhang, Jie Luo, Xiaoli Huo, Junjie Li, Chengliang Zhang   +7 more
doaj   +1 more source

Adaptación de la teoría de la información para el régimen de propagación lineal de una red óptica DWDM de próxima generación

Lámpsakos, 2019
En el desarrollo del presente artículo, se adapta la teoría de la información de Shannon y se propone una ecuación para la medida de la eficiencia espectral con el fin de aplicarla a los nuevos entornos de red ópticos NG-PON (Next Generation Passive ...
Gustavo Adolfo Gómez Agredo, Giovanny López Perafán   +1 more
doaj   +1 more source

Photonic Crystal Based 2/3/6- Way Optical Splitter and Demultiplexer

Frontiers in Physics, 2019
We present 2-, 3-, and 6-way optical demultiplexer and optical filters based on coupled waveguide and photonic crystal cavities. Demultiplexers with 3 nm channel separation and optical splitters with different transmission efficiencies are presented. The
Richa Goyal, Richa Goyal, Banoj Kumar Nayak, Ashwin Tulapurkar, Venu Gopal Achanta   +4 more
doaj   +1 more source

A Hybrid Optical Fiber and FSO System for Bidirectional Communications Used in Bridges [PDF]

, 2015
In this paper, a 10-Gb/s hybrid optical fiber (OF) and free-space optics (FSO) link as part of a bidirectional long-haul OF transmission for application in outdoor environments such as bridges is proposed.
Ghassemlooy, Zabih, Yu, Yi-Lin, Liaw, Shien-Kuei, Chou, Hsi-Hsir, Le Minh, Hoa   +4 more
core   +1 more source

Dense Wavelength Division Multiplexing Optical Network System [PDF]

, 2011
In this paper, a dense wavelength division multiplexing (DWDM) system with 64 modulated channels 50 GHz spacing covering 25.2-nm bandwidth has been demonstrated. When optical signals are to travel over long distances, it’s be faded and spread out. So, it
Rana, Md. Masud, Khan, Muhammad Abdul Goffar   +1 more
core