• Publications
  • Influence
Experimental demonstration of 500Gbit/s short reach transmission employing PAM4 signal and direct detection with 25Gbps device
  • K. Zhong, Wei Chen, +4 authors Li Zeng
  • Engineering, Computer Science
  • Optical Fiber Communications Conference and…
  • 22 March 2015
TLDR
In this paper, we experimentally demonstrate single channel 128Gbit/s and four lanes transmission with a total capacity of 500Gbps for short reach applications employing PAM4 format and direct detection with commercial 25Gbps devices. Expand
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Fast and robust chromatic dispersion estimation using auto-correlation of signal power waveform for DSP based-coherent systems
We propose chromatic dispersion (CD) estimation technique by using auto-correlation of signal power waveform for DSP based-coherent systems. Simulation results demonstrate 10-fold estimation timeExpand
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  • 3
  • PDF
An Improvement of Matrix-based Clustering Method for Grouping Learners in E-Learning
TLDR
This paper proposes an improvement of Matrix-based Clustering Method which preformed efficiently without extra comparison in contrast to k-means clustering algorithm. Expand
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OSNR Monitoring in the Presence of First-Order PMD Using Polarization Diversity and DSP
We analytically study optical signal-to-noise ratio (OSNR) monitoring using polarization diversity and digital signal processing (DSP) in the presence of first-order polarization-mode dispersionExpand
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Non-data-aided joint bit-rate and modulation format identification for next-generation heterogeneous optical networks
TLDR
A novel and cost-effective technique for simultaneous bit-rate and modulation format identification (BR-MFI) in next-generation heterogeneous optical networks without requiring any prior information from the transmitters. Expand
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Optical performance monitoring in DSP-based coherent optical systems
TLDR
We review the requirements for optical performance monitoring in high capacity DSP based coherent optical transmission systems. Expand
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Advanced modulation formats for 100Gb/s/lambda short reach applications
  • K. Zhong, X. Zhou, +5 authors C. Lu
  • Computer Science
  • 14th International Conference on Optical…
  • 3 July 2015
TLDR
Advanced modulation formats combined with digital signal processing and direct detection is a promising way to realize high capacity, low cost and power efficient short reach optical transmission system. Expand
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Fast and Robust Blind Chromatic Dispersion Estimation Using Auto-Correlation of Signal Power Waveform for Digital Coherent Systems
We propose a chromatic dispersion (CD) estimation technique by using the auto-correlation of signal power waveform for DSP based coherent systems. For single-carrier polarization-division-multiplexedExpand
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IPVita: An Intelligent Platform of Virtual Travel Agency
IPVita is an Intelligent Platform of Virtual Travel Agency. Based on Meta Service, IPVita can automatically creates Meta Process for travel using an Auto Generation Algorithm for Meta Process (MPGA),Expand
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OSNR Monitoring for PM-QPSK Systems With Large Inline Chromatic Dispersion Using Artificial Neural Network Technique
We propose an optical signal-to-noise ratio (OSNR) monitoring technique for polarization-multiplexed (PM) quadrature phase shift keying (QPSK) systems with large inline chromatic dispersion (CD)Expand
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