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Showing 1-20 of 508 results
  1. Optimization of Equalizer Spacing Period in Multispan Fiber-Optic Lines

    Abstract

    We study statistics of signal power spectrum ripple in a chain of erbium-doped fiber amplifiers (EDFAs). It is found that allowance for the...

    M. A. Gorbashova, D. D. Starykh, ... I. P. Chebykin in Bulletin of the Lebedev Physics Institute
    Article 14 December 2023
  2. Simultaneous visible LED wireless transmission of discrete multitone and on–off keying signal using a statistical adaptive equalizer

    We propose a statistical adaptive equalizer to simultaneously transmit a discrete multitone signal encoded by quadrature phase shift keying and...

    Yong-Yuk Won, Sang Min Yoon, Dongsun Seo in Optical and Quantum Electronics
    Article 15 June 2021
  3. Performance and evaluation of Volterra Nonlinear Equalizer for coherent RoF mobile front-haul network: a case study of QOSTBC-OFDM and QOSTBC-GFDM waveforms

    In this paper, we propose and investigate a multi-Gigabits-per-second baseband signal over Standard Single-Mode Fiber (SSMF) link using a...

    K. Aissaoui, S. Mhatli, ... I.Dayoub in Optical and Quantum Electronics
    Article 01 March 2021
  4. Next generation WDM-radio over fiber passive optical network: deep neural network based performance analysis

    This paper presents the performance of an Orthogonal Frequency Division Multiplexing (OFDM) system using intensity modulation with the modern...

    Jerart Julus Lawrence, Vimal Shanmuganathan, ... Prasun Chakrabarti in Optical and Quantum Electronics
    Article 08 November 2023
  5. Performance of adaptive M-PAM modulation for FSO systems based on end-to-end learning

    This paper examines the performance of free space optics (FSO) utilizing M-ary pulse amplitude modulation (M-PAM). We utilize end-to-end learning to...

    Samir M. Hameed, Jabbar K. Mohammed, Sinan M. Abdulsatar in Journal of Optics
    Article 27 May 2024
  6. RF classification-based nonlinear distortion mitigation for 120 Gbit/s PAM8-modulated optical interconnects in IM/DD

    Intensity modulation/direct detection (IM/DD) optical interconnect systems are susceptible to waveform distortion caused by complex nonlinearities....

    Yilin Zhang, **angye Zeng, ... Baoshuo Fan in Optical Review
    Article 08 February 2024
  7. Dual Channel Indoor VLC System Using PDM Scheme: An Investigation

    In this work, a phosphorescent white LED (PWLED) based dual-channel indoor Visible Light Communication (VLC) system is presented. The proposed system...

    N. Aravindan, A. Sivanantha Raja, ... M. Balasubramonian in Optical and Quantum Electronics
    Article 21 March 2022
  8. Highly efficient frequency modulated continuous wave based photonic radar by incorporating electronic equalization scheme

    Detecting and tracking multiple targets in real-time poses a significant challenge for autonomous vehicles (AV’s), especially in urban areas with...

    Abhishek Sharma, Jyoteesh Malhotra, ... Sushank Chaudhary in Optical and Quantum Electronics
    Article 30 June 2023
  9. Tunable and Switchable Low-Threshold Multi-Wavelength Erbium-Doped Fiber Pulsed Laser Based on Lyot Filter and NOLM

    We experimentally demonstrate a tunable and switchable low-threshold multi-wavelength erbiumdoped fiber pulsed laser. It is based on a composite...

    Honggang Pan, Zhipan Chen, ... Junpeng Zhou in Journal of Russian Laser Research
    Article 01 May 2023
  10. A cloud VLC access point design for 5G and beyond

    This paper reports a novel architecture of hybrid multi-mode fiber (MMF) and visible light communication (VLC) system. The cloud VLC Access Point...

    Dhurgham Abdulridha Jawad Al-Khaffaf, Ali M. Alsahlany in Optical and Quantum Electronics
    Article 07 August 2021
  11. Experiments on Multiple-point Room Equalization Applied to Medium-sized Enclosed Spaces

    Abstract

    Several solutions for multiple-point acoustic magnitude equalization of medium-sized enclosed spaces are analyzed comparatively. The main...

    C. A. Fărcaș, E. Szopos, ... M. D. Țopa in Acoustical Physics
    Article 01 September 2021
  12. Parallel implementation of hardware-efficient adaptive equalization for coherent PON systems

    The development of the fifth generation mobile (5G) technique stimulates a higher bandwidth requirement for next generation passive optical network...

    Na Liu, Cheng Ju, Changhong Li in Optical and Quantum Electronics
    Article 02 January 2021
  13. Flattened Gain Profile of Raman-Fiber Optical Parametric Hybrid Amplifier in C+L Band for SD-WDM System

    Variations in gain with the least noise figure and noise are the challenging issues for the hybrid amplifier. This is resolved in the proposed model...

    Chakresh Kumar, Ghanendra Kumar, Rakesh Goyal in Journal of Russian Laser Research
    Article 03 July 2021
  14. 10 Gbps optical wireless communication system using laser diodes in coastal water environment

    Nowadays, underwater optical wireless communication (UOWC) has gained more attention because it provides long-distance high data-rate transmission,...

    Amlan Das, Aloke Kumar Pathak, ... Ardhendu Sekhar Patra in Journal of Optics
    Article 26 February 2024
  15. 128 Gbit/s high speed optical interconnection networks in data centers by a 30 GHz Mach-Zehnder modulator

    A decision feedback equalization (DFE) algorithm is proposed by simplifying Volterra structure. The simplification principle and process of the...

    Jiajia Fu, Zhan Shi, Zhengfeng Zhang in Optoelectronics Letters
    Article 17 January 2023
  16. A novel approach integrating CFBG and optical filters to mitigate CD and PMD effects in high speed DWDM fiber optic links

    Fiber dispersion is a severe constraint to be addressed in high speed optical communication, as it restricts the transmission capacity and reach of...

    G. R. Sreeragi, N. Vijayakumar, R. Pradeep in Optical and Quantum Electronics
    Article 05 July 2024
  17. Resonant plasmonic micro-racetrack modulators with high bandwidth and high temperature tolerance

    Resonant modulators encode electrical data onto wavelength-multiplexed optical carriers. Today, silicon microring modulators are perceived as...

    Marco Eppenberger, Andreas Messner, ... Juerg Leuthold in Nature Photonics
    Article Open access 02 March 2023
  18. Improving the BER and PAPR performances of optical OFDM with lazy lifting wavelet transform

    Visible light communication (VLC), which is seen as an alternative and complementary technology to radio frequency (RF) communication systems, has...

    Talat Kepezkaya, Ali Özen in Optical and Quantum Electronics
    Article 17 October 2023
  19. Efficient image transmission in high-degradation scenarios

    Nowadays, it is required to transmit images and videos underwater with high speed and good quality. Many applications and activities in underwater...

    Abdelrahman Selim, Heba Abdellatif, ... Adel S. El-Fishawy in Journal of Optics
    Article 05 August 2023
  20. Efficient utilization of adaptive LMS channel estimation with activity detection guidance and tap decoupling in indoor optical wireless communication systems

    The diffuse indoor links in Optical Wireless Communication (OWC) suffer from Inter-Symbol Interference (ISI). This interference limits the maximum...

    Randa S. Hammad, El-Sayed M. El-Rabaie, ... Waleed Al-Hanafy in Journal of Optics
    Article 08 December 2023
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