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Tight Coupling Dual-Band Coupler With Large Frequency Ratio and Arbitrary Power Division Ratios Over Two Bands.

Liang GaoShao Yong ZhengWonbin HongYuanxin Li
Published in: IEEE Access (2019)
Keyphrases
  • dual band
  • narrow band
  • microstrip
  • level set
  • low frequency
  • waveguide
  • multiscale
  • image analysis
  • level set method