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Design of N-Way Power Divider Based on TE10 Mode Splitting Strategy.

Jianfeng Chen1, Haidi Tang1, Shengqi Zhang1

  • 1School of Electrical and Information Engineering, Jiangsu University, Zhenjiang 212013, China.

Micromachines
|September 27, 2025
PubMed
Summary
This summary is machine-generated.

This study introduces a new 1-to-N power divider using overmoded waveguides and modular mode converters. This flexible design allows for arbitrary power splitting into multiple output channels with high amplitude-phase uniformity.

Keywords:
TE10 modemode converterpower dividerwaveguide transitions

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Area of Science:

  • Microwave Engineering
  • Electromagnetics
  • Signal Processing

Background:

  • Traditional power dividers face limitations in flexibility and scalability.
  • Overmoded waveguides offer potential for novel power division architectures.
  • Efficient mode conversion is crucial for integrating different transmission line types.

Purpose of the Study:

  • To present a novel 1-to-N power division architecture.
  • To enable flexible power splitting into arbitrary output ports.
  • To demonstrate a modular design for rapid reconfiguration.

Main Methods:

  • Utilizing overmoded TE10 mode waveguides.
  • Employing modular N-way waveguide-to-microstrip mode converters (LTSAs).
  • Decomposing TE10 mode field distribution for flexible splitting.
  • Using tapered transition structures for wideband excitation.

Main Results:

  • Demonstrated prototypes with 2, 3, and 4 output channels.
  • Achieved excellent amplitude-phase uniformity (≤0.5 dB amplitude imbalance, ≤5° phase deviation).
  • Obtained wideband performance across 6.5-12 GHz with return loss <-10 dB.

Conclusions:

  • The proposed modular 1-to-N power divider offers a flexible and scalable solution.
  • The design allows for easy reconfiguration by swapping mode converter modules.
  • This architecture is suitable for various microwave and millimeter-wave applications requiring precise power division.