Study On Optical Communications, Volume. 48, Issue 6, 50(2022)

A Polarization Beam Splitting-rotation-multiplexing Integrated Device with Thick Silicon Core Layer

Ze-lin SONG1 and He-ming CHEN1,2、*
Author Affiliations
  • 1College of Electronic and Optical Engineering ●amp; College of Flexible Electronics (Future Technology), Nanjing University of Posts and Telecommunications, Nanjing 210023, China
  • 2Bell Honors School, Nanjing University of Posts and Telecommunications, Nanjing 210023, China
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    Figures & Tables(18)
    Three-dimensional schematic diagram of polarization beam splitting-rotation-combined integrated device
    Polarization beam splitter
    The variation curve of TM0 mode transmittance with coupling length under different w2
    Transmittance of TE0/ TM0 mode at straight-through/crossover ports under different wgap
    Polarization rotator
    When the TM0 mode is input, the output TE0/TM0 mode transmittance varies with Λ
    When the TM0 mode is input, the variation curve of the output TE0/TM0 mode transmittance with the grating width
    Combiner
    When the TE0 mode is entered, the output port transmittance varies with Lc_DC curve
    Filter mode structure
    The TE0/TM0 mode transmittance at the output port under different LF, and simultaneous input TE0 and TM0 modes
    The TE0/TM0 mode transmittance at the output port under different Lc, and simultaneous input TE0 and TM0 modes
    TE0/TM0 mode transmittance at the output port under different wetchand hetch conditions, and simultaneous input TE0 and TM0 modes
    Light field transmission in the integral devices
    The variation of the transmittance of the TE0/TM0 mode at the output port versus the input wavelength
    The variation curve of PER and IL versus the input wavelength
    The value of PER and IL affected by input wavelength
    • Table 1. Performance comparison between the device designed in this paper and PSR in the literature

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      Table 1. Performance comparison between the device designed in this paper and PSR in the literature

      文献PER/dBIL/dB工作带宽/nm器件长度/μm
      [7]20.00.505070.00
      [8]11.40.5510039.20
      [9]17.00.20190335.00
      [11]16.90.0716080.00
      [12]●gt;14.01.30120185.00
      [13]20.63.2080 nm@PER●gt;19 dB5.21
      本文45.00.5375 nm@ IL●lt;1 dB,PER●gt;30 dB56.00   
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    Ze-lin SONG, He-ming CHEN. A Polarization Beam Splitting-rotation-multiplexing Integrated Device with Thick Silicon Core Layer[J]. Study On Optical Communications, 2022, 48(6): 50

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    Paper Information

    Category: Research Articles

    Received: Mar. 31, 2022

    Accepted: --

    Published Online: Feb. 14, 2023

    The Author Email: He-ming CHEN (chhm@njupt.edu.cn)

    DOI:10.13756/j.gtxyj.2022.06.009

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