Results 101 to 110 of about 4,945 (207)

Photonic-Delay Line Cross Correlation Method Based on DWDM for Phase Noise Measurement

IEEE Photonics Journal, 2018
A dual photonic-delay line cross-correlation method for phase noise measurement of microwave signal based on dense wavelength division multiplexing (DWDM) is proposed and experimentally demonstrated. The kilometer-long delay fiber is used together by the
Zhiqiang Fan, Qi Qiu, Jun Su, Tianhang Zhang, Ning Yang   +4 more
doaj   +1 more source

PERENCANAAN PENGGUNAAN TEKNOLOGI DWDM (DENSE WAVELENGTH DIVISION MULTIPLEXING) PADA LINK PADANG-PEKANBARU [PDF]

, 2014
Pada penelitian ini dibuat suatu perencanaan penggunaan teknologi DWDM yang ditinjau dari segi media transmisinya meliputi : mengidentifikasi keadaan sekarang, menentukan konfiguras! sistem, panjang gelombang yang digunakan, spasi antar kanal, analisa faktor sumber daya, dispersi dan penentuan jarak transmisi yang digunaknn.
openaire  

Feasibility of quantum key distribution through dense wavelength division multiplexing network

, 2010
In this paper, we study the feasibility of conducting quantum key distribution (QKD) together with classical communication through the same optical fiber by employing dense-wavelength-division-multiplexing (DWDM) technology at telecom wavelength.
Bennett C H Brassard G, Bing Qi, Chapuran T E, Chi Y-M Qi B Zhu W Qian L Lo H-K Youn S-H Lvovsky A I Tian L, Desurvire E, Elliott C, Elser D, Eraerds P, Fossier S, Fung C-H F, Gottesman D, Hoi-Kwong Lo, LaGasse M J, Leverrier A, Li Qian, Lo H-K, Loudon R, Milonni P W, Peev M, Peters N A, Wen Zhu, Xavier G B de Faria G V Temporao G P von der Weid J P, Xia T J Chen D Z Wellbrock G A Zavriyev A Beal A C Lee K M, Zhao Y B Han Z F Guo G C   +23 more
core   +1 more source

Analisis Perbandingan Kinerja Pengkodean Kanal Non-Return-to-Zero (NRZ) dan Return-to-Zero (RZ) pada Rancangan Jaringan Long-haul Dense Wavelength Division Multiplexing (DWDM)

Buletin Pos dan Telekomunikasi, 2019
Abstrak Perkembangan jangkauan dan penggunaan internet mendorong pengembangan penyediaan layanan dengan transmisi data yang cepat dan kapasitas yang besar seperti layanan berbasis serat optik. Jaringan long-haul DWDM sebagai teknologi multipleksing sangat mendukung proses transmisi optik jarak jauh.
Olivian Bagas Pratama, Anggun Fitrian Isnawati, Dodi Zulherman   +2 more
openaire   +3 more sources

CRADA Final Report: Thermal Design and Analysis Tools for Dense-Wavelength-Division-Multiplexed (DWDM) Optical Networks

, 2005
The current project originated from discussions with designers and engineers in the opto-electronics industry who sought help from LBNL in identifying effective thermal-management strategies for optical-network components and systems. Miniaturization of opto-electronic components exacerbates the thermal management problem because it allows a greater ...
openaire   +2 more sources

Simple performance evaluation of pulsed spontaneous parametric down-conversion sources for quantum communications

, 2011
Fast and complete characterization of pulsed spontaneous parametric down conversion (SPDC) sources is important for applications in quantum information processing and communications.
Alleaume, Romain, Diamanti, Eleni, Frey, Robert, Ghalbouni, Joe, Guilbaud, Sylvain, Smirr, Jean-Loup, Zaquine, Isabelle   +6 more
core   +1 more source

Manual para la caracterización de la fibra óptica en DWDM (Dense Wavelength Division Multiplexing)

, 2014
El documento se propone un manual con pruebas técnicas para realizar una caracterización de fibra óptica con DWDM cada una de estas pruebas nos arroja resultados diferentes lo que permite a los usuarios de este servicio entender los problemas y a optimizar las características de la red, identificando limitaciones en cada fibra.
Astudillo Rivera, Juan José, Ramírez Obando, Edgar Yamid   +1 more
openaire   +1 more source

Reconfigurable photonic crystal filter with high transmission Covering E-L bands and potential for DWDM applications

Results in Optics
A reconfigurable photonic crystal (PhC) filter is proposed for Dense Wavelength Division Multiplexing (DWDM) applications across the E, C, S, and L bands, offering a high-quality factor (QF) and excellent transmission efficiency.
Shneur Sholi Jhirad, S.Sri Priya, S. Selvendran, Srikanth Itapu, Vamsi Borra   +4 more
doaj   +1 more source

Dense Wavelength Division Multiplexing (DWDM) in IT Networks: A Leap Beyond Synchronous Digital Hierarchy (SDH)

International Journal of Innovative Science and Research Technology (IJISRT)
The evolution of telecommunications has seen significant milestones, notably the shift from Synchronous Digital Hierarchy (SDH) to Dense Wavelength Division Multiplexing (DWDM). This transition marks a pivotal advancement in the performance of Information Technology (IT) networks, offering unparalleled improvements in bandwidth, scalability, and ...
openaire   +1 more source

Athermally packaged fiber Bragg grating for sensor and DWDM applications using liquid carbon

Heliyon
Highly stable central wavelength with temperature variations is crucial for Dense Wavelength Division Multiplexing (DWDM) multiplexers/demultiplexers, filters, laser sources, sensors, and any equipment that uses fiber Bragg grating (FBG) filters.
Mohammad M.N. Hamarsheh, Amjad Abu Jazar, Tawfig Eltaif   +2 more
doaj   +1 more source