Journal of Infrared and Millimeter Waves, Volume. 42, Issue 6, 747(2023)

Research on watt-level power combining technology at terahertz band based on bonding wire compensation

Xiang ZHU1,2, Jun-Jie ZHANG3, Hai-Feng CHENG2, Jian GUO3、*, Yong-Rong SHI1、**, and Wei-Bo WANG2
Author Affiliations
  • 1Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space,Ministry of Industry and Information Technology,Nanjing University of Aeronautics and Astronautics,Nanjing 211106,China
  • 2Nanjing Electronic Device Institute,Nanjing 210016,China
  • 3State Key Laboratory of Millimeter Waves,Southeast University,Nanjing 210096,China
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    Figures & Tables(19)
    THz-band E-plane probe simulation structure, (a) three-dimensional model, (b) key dimensions
    THz-band E-plane probe simulation results
    Gold wire bonding, (a) equivalent circuit, (b) figure and port schematic
    Low pass filter with gold wire compensation
    Comparison of parameter S with and without compensation structure
    Parameter S corresponding to different gap widths
    Module with gold wire compensation and test results
    THz-band overmoded waveguide E-plane T-junction combiner, (a) simulation model, (b) section
    Simulation results of THz-band overmoded waveguide E-plane T-junction combiner
    Model of THz-band E-plane four-way waveguide combiner, (a) simulation model, (b) figure
    THz-band E-plane four-way waveguide combiner, (a)insertion and return losses, (b) phase consistency
    Simulation model of internal cavity of unit power module
    Unit power module pass-through simulation results
    THz-band power amplifier unit module
    THz-band amplifier unit module test results
    Photo of sixteen-way power combining amplifier
    Test results of THz-band solid-state power amplifier
    Combining efficiency curve of THz-band solid-state power amplifier
    • Table 1. Comparison of THz-band solid-state power amplifier developed in this paper and foreign reported results

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      Table 1. Comparison of THz-band solid-state power amplifier developed in this paper and foreign reported results

      对比频率(GHz)典型输出功率工艺特点合成路数典型合成效率
      本论文180-238

      1.03 W@189 GHz

      730 mW@216 GHz

      790 mW@237 GHz

      GaN HEMT

      16-way

      76.1%@189 GHz

      58.1%@216 GHz

      63.5%@237 GHz

      13200-240

      450 mW@205 GHz

      350 mW@225 GHz

      275 mW@233 GHz

      InP HBT

      16-way

      50%@215 GHz

      43.7%@225 GHz

      35.3%@233 GHz

      14200-260710 mW@230 GHzInP HBT32-way36.9%@230 GHz
      15200-230

      580 mW@200 GHz

      820 mW@216 GHz

      680mW@225 GHz

      380 mW@230 GHz

      InP HBT

      16-way

      51%@216 GHz

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    Xiang ZHU, Jun-Jie ZHANG, Hai-Feng CHENG, Jian GUO, Yong-Rong SHI, Wei-Bo WANG. Research on watt-level power combining technology at terahertz band based on bonding wire compensation[J]. Journal of Infrared and Millimeter Waves, 2023, 42(6): 747

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    Paper Information

    Category: Research Articles

    Received: Nov. 10, 2022

    Accepted: --

    Published Online: Dec. 26, 2023

    The Author Email: Jian GUO (jguo@seu.edu.cn), Yong-Rong SHI (yongrongshi@nuaa.edu.cn)

    DOI:10.11972/j.issn.1001-9014.2023.06.007

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