Zobrazeno 1 - 10
of 12
pro vyhledávání: '"Xue Chen"'
Publikováno v:
Optics Communications. 399:1-12
A bio-inspired detector based on the artificial neural network (ANN) and genetic algorithm is proposed in the context of a coherent optical transmission system. The ANN is designed to mitigate 16-quadrature amplitude modulation system impairments, in
Autor:
Hui Yang, Jin Li, Zhiguo Zhang, Danshi Wang, Xue Chen, Mengyuan Wang, Min Zhang, Jianqiang Li
Publikováno v:
Optics express. 27(7)
A cost-effective and data size-adaptive optical performance monitoring (OPM) scheme is proposed, which is based on asynchronous delay-tap plot (ADTP) using convolutional neural network (CNN) from the perspective of image processing. First, we design
Publikováno v:
Optics Communications. 364:9-12
Iteration interference cancellation algorithm is proposed in direct detection OFDM PON upstream scheme to mitigate subcarrier to subcarrier intermixing interference (SSII) caused by dispersion and square-law photo-detection. The receiver sensitivity
Autor:
Wentao Liu, Yongning Ji, Zilong He, Xiqing Gao, Xue Chen, Yingfeng Liu, Sheping Shi, Dongdong Shang, Bailin Shen, Qi Zhang
Publikováno v:
Optics Communications. 359:304-310
We demonstrate a flexible multi-dimensional modulation method for elastic optical networks. We compare the flexible multi-dimensional modulation formats PM-kSC-mQAM with traditional modulation formats PM-mQAM using numerical simulations in back-to-ba
Publikováno v:
Optics Communications. 453:124376
In the long-haul Nyquist wavelength division multiplexing (Nyquist-WDM) optical fiber communication systems, pattern-dependent impairments, such as the Nyquist filtering and fiber nonlinearity, have adverse effects on system performance. In this pape
Publikováno v:
Optics Communications. 343:107-114
We experimentally demonstrate a channel-reuse, bidirectional, 10 Gb/s/ λ , long-reach dense wavelength-division-multiplexing passive optical network (DWDM-PON) and an optical beat noise-based automatic wavelength control method for a tunable laser u
Publikováno v:
Optics Communications. 338:492-495
We propose and experimentally demonstrate a 40-Gbps virtual single sideband (VSSB) Nyquist-subcarrier-modulation (Nyquist-SCM) direct detection scheme with symbol pre-distortion to mitigate the nonlinear inter-symbol interference (ISI) caused by disp
Publikováno v:
Chinese Optics Letters. 10:090602-90606
A scheme that utilizes the 4-level pulse-amplitude-modulated (4PAM) signal as the re-modulated signal of colorless optical network units (ONUs) based on reflection semiconductor optical amplifiers (RSOAs) is proposed. The system with 10-Gb/s non-retu
Publikováno v:
Optics express. 23(8)
A polarization multiplexing technique based on phase-shift-induced polarization modulation-to-intensity modulation (PloM-to-IM) convertor and a Mach-Zehnder modulator (MZM) is proposed to generate multi-band signals. Successful transmission of the tr
Publikováno v:
Applied Optics. 56:5080
With the help of the vector theory of reflection and refraction, a novel emitting Cassegrain antenna with a semitransparent secondary mirror has been proposed and analyzed for a distant point source. Based on the absorptivity valued at 3.00% and the