• Chinese Optics Letters
  • Vol. 22, Issue 3, 031301 (2024)
Haoqi Chen1, Runkui Yao1, Pengjun Wang2、*, Qiang Fu3, Weiwei Chen1、**, Shixun Dai1、4, Dejun Kong1, Jian Lin1, Tao Jin1, Jun Li1, Tingge Dai5, and Jianyi Yang5
Author Affiliations
  • 1Faculty of Electrical Engineering and Computer Science, Ningbo University, Ningbo 315211, China
  • 2College of Electrical and Electronic Engineering, Wenzhou University, Wenzhou 325035, China
  • 3College of Science and Technology, Ningbo University, Ningbo 315211, China
  • 4Laboratory of Infrared Materials and Devices, The Research Institute of Advanced Technologies, Ningbo University, Ningbo 315211, China
  • 5Department of Information Science and Electronics Engineering, Zhejiang University, Hangzhou 310027, China
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    DOI: 10.3788/COL202422.031301 Cite this Article Set citation alerts
    Haoqi Chen, Runkui Yao, Pengjun Wang, Qiang Fu, Weiwei Chen, Shixun Dai, Dejun Kong, Jian Lin, Tao Jin, Jun Li, Tingge Dai, Jianyi Yang. Ultra-compact and broadband polarization-insensitive mode-order converting power splitter[J]. Chinese Optics Letters, 2024, 22(3): 031301 Copy Citation Text show less
    (a) Schematic drawing of our introduced PIMCPS. (b) Cross-sectional view of the pixelated region along line B-B’.
    Fig. 1. (a) Schematic drawing of our introduced PIMCPS. (b) Cross-sectional view of the pixelated region along line B-B’.
    Simulated light propagation in the optimized PIMCPS with input (a) TE0 or (b) TM0 mode.
    Fig. 2. Simulated light propagation in the optimized PIMCPS with input (a) TE0 or (b) TM0 mode.
    CT, IL, and PU of the designed PIMCPS as a function of the wavelength.
    Fig. 3. CT, IL, and PU of the designed PIMCPS as a function of the wavelength.
    (a), (b) IL, (c), (d) CT, and (e), (f) PU of the designed PIMCPS changing with ΔW and ΔD when the output modes are TM1 and TE1 modes.
    Fig. 4. (a), (b) IL, (c), (d) CT, and (e), (f) PU of the designed PIMCPS changing with ΔW and ΔD when the output modes are TM1 and TE1 modes.
    Microscopic image of the fabricated PIMCPSs and two-mode demultiplexers.
    Fig. 5. Microscopic image of the fabricated PIMCPSs and two-mode demultiplexers.
    Measured CT, IL, and PU of the fabricated PIMCPS as a function of the wavelength.
    Fig. 6. Measured CT, IL, and PU of the fabricated PIMCPS as a function of the wavelength.
    Refs.Size (μm)Inputs/OutputsMeasurement
    BW (nm)IL (dB)CT (dB)PU (dB)
    [4]4TE0, TE1/TM0, TM140< 2.3< −11.5
    [9]18.4TE0, TE1/TM0, TM180< 1.59< −15.6
    [12]6TE1, TE1/TM1, TM140< 4.5< −150.4
    [14]1600TE1, TE1/TM1, TM170< 0.68< −15.8< 0.8
    This work4TE0, TE1/TM0, TM180< 1.39< −17.60.14
    Table 1. Performance Comparison of the Proposed PIMCPS, the Reported PIMOCs, and the PIPSs
    Haoqi Chen, Runkui Yao, Pengjun Wang, Qiang Fu, Weiwei Chen, Shixun Dai, Dejun Kong, Jian Lin, Tao Jin, Jun Li, Tingge Dai, Jianyi Yang. Ultra-compact and broadband polarization-insensitive mode-order converting power splitter[J]. Chinese Optics Letters, 2024, 22(3): 031301
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