• DocumentCode
    670835
  • Title

    Nonlinear impairment compensation using expectation maximization for PDM 16-QAM systems

  • Author

    Zibar, D. ; Winther, Ole ; Franceschi, Niccolo ; Borkowski, Robert ; Caballero, Antonio ; Arlunno, Valeria ; Schmidt, Mikkel N. ; Gonzales, Neil Guerrero ; Mao, B. ; Larsen, Knud J. ; Monroy, I.T.

  • Author_Institution
    DTU Fotonik, Tech. Univ. of Denmark, Lyngby, Denmark
  • fYear
    2012
  • fDate
    16-20 Sept. 2012
  • Firstpage
    1
  • Lastpage
    3
  • Abstract
    We show experimentally that by using non-linear signal processing based algorithm, expectation maximization, nonlinear system tolerance can be increased by 2 dB. Expectation maximization is also effective in combating I/Q modulator nonlinearities and laser linewidth.
  • Keywords
    expectation-maximisation algorithm; modulators; quadrature amplitude modulation; signal processing; PDM 16-QAM systems; expectation maximization; l/Q modulator nonlinearities; laser line width; nonlinear impairment compensation; nonlinear signal processing based algorithm; nonlinear system tolerance; Bit error rate; Dispersion; Modulation; Nonlinear optics; Nonlinear systems; Optical fibers; Signal processing algorithms;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Optical Communications (ECOC), 2012 38th European Conference and Exhibition on
  • Conference_Location
    Amsterdam
  • Type

    conf

  • Filename
    6706082
    • Link To Document
    https://search.isc.ac/dl/search/defaultta.aspx?DTC=49&DC=670835