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Akademický článek

A 40-Gbps fiber-FSO convergent transmission system employing OFCL-based WDM and external modulation technique

Autor: Rinki Atta, Nilanjana Sarkar, Bubai Dutta, Ardhendu Sekhar Patra

Publikováno v: Results in Optics, Vol 11, Iss , Pp 100421- (2023)

We have proposed and demonstrated a 40Gbps fiber-free space optics (FSO) convergent system based on external modulation and wavelength division multiplexing (WDM) technique. In this experiment, 4010×4 Gbps signal is successfully transmitted employin

Externí odkaz: https://doaj.org/article/d9798bb8ebcd45628017e8f76b9248b5

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Akademický článek

1600 Gbps PAM-4 FSO link enabled using OFCL-based WDM and OAM-multiplexing techniques

Autor: Bubai Dutta, Nilanjana Sarkar, Rinki Atta, Bibhatsu Kuiri, Ardhendu Sekhar Patra

Publikováno v: Results in Optics, Vol 9, Iss , Pp 100287- (2022)

The twisted light beams carry orbital angular momentum (OAM), which acts as additional degrees of freedom. In this work, we have proposed a free space optics (FSO) communication system employing wavelength division multiplexing (WDM), OAM multiplexin

Externí odkaz: https://doaj.org/article/4a1fb7c6aae84d009532f2a109f29900

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Akademický článek

Bidirectional OFDM Based MMW/THzW Over Fiber System for Next Generation Communication

Autor: Khaleda Mallick, Paulomi Mandal, Bubai Dutta, Bibhatsu Kuiri, Saikat Santra, Rahul Mukherjee, Ardhendu Sekhar Patra

Publikováno v: IEEE Photonics Journal, Vol 13, Iss 4, Pp 1-7 (2021)

The modern world and modern technology want 5G communication to satiate their urgent need of multi-gigabits data transmission in small cells. For this aspiration, a bidirectional orthogonal frequency division multiplexing (OFDM) based millimeter wave

Externí odkaz: https://doaj.org/article/efb2e44e7d11462fa5b731f5f0737f72

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Akademický článek

Ultra-low loss polymer-based photonic crystal fiber supporting 242 OAM modes with high bending tolerance for multimode THz communication

Autor: Bibhatsu Kuiri, Bubai Dutta, Nilanjana Sarkar, Saikat Santra, Paulomi Mandal, Khaleda Mallick, Ardhendu Sekhar Patra

Publikováno v: Results in Physics, Vol 36, Iss , Pp 105465- (2022)

A novel polymer-based ring-core circular photonic crystal fiber (C-PCF) is proposed and investigated. The solid core C-PCF structure is composed of Topas as background material, a high refractive index (RI) Kapton polymer as a ring material and four

Externí odkaz: https://doaj.org/article/19c47c4063ad48b9ab8568874694108c

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Akademický článek

Intensification of noise tolerance against Rayleigh backscattering for bidirectional 10 Gbps WDM-FSO network by employing dual band of OFDM signal

Autor: Paulomi Mandal, Khaleda Mallick, Bubai Dutta, Bibhatsu Kuiri, Saikat Santra, Nilanjana Sarkar, Ardhendu Sekhar Patra

Publikováno v: Results in Optics, Vol 4, Iss , Pp 100108- (2021)

A noteworthy scheme to transport dual band 10 Gbps 16 quadrature amplitude modulated orthogonal frequency division multiplexed signal for downlink and uplink channel over 55 km single mode fiber as well as 650-m free space is proposed and demonstrate

Externí odkaz: https://doaj.org/article/125b091b4b8e44e9a7f6f90e9fdfc5b2

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Akademický článek

Flat optical frequency comb generation employing cascaded dual-drive Mach-Zehnder modulators

Autor: Binoy Das, Khaleda Mallick, Paulomi Mandal, Bubai Dutta, Chiranjib Barman, Ardhendu Sekhar Patra

Publikováno v: Results in Physics, Vol 17, Iss , Pp 103152- (2020)

The generation of flat optical frequency comb lines (OFCL) of 10 GHz frequency spacing is proposed and demonstrated theoretically employing Dual-Drive Mach Zehnder modulators (DD-MZMs). A theoretical analysis is carried out for ultra flat spectra due

Externí odkaz: https://doaj.org/article/63471f2191724b02a9073333fcc629c5

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