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IETE Journal of Research Volume 28, 1982 - Issue 7: MICROWAVE INTEGRATED CIRCUITS
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Original Articles

Broadband Directional Couplers Using Microstrips-Microslot Line

Bharathi BhatCentre for Applied Research in Electronics, Indian Institute of Technology, New Delhi110 016.
(Fellow) ,
H.K. SubbaramayyaDefence Research & Development Laboratory, Hyderabad500 258.View further author information
&
S.K. Kimothi Ministry of Defence, New Delhi110 001.View further author information
(Directorate of Technical Development and Production (Air)
Pages 332-336 | Published online: 10 Jul 2015

REFERENCES

  • De Ronde (F C). A New Class of Microstrip Directional Couplers. IEEE G-MTT-Int. Microwave Symposium, 1970: 184–186.
  • Schiek (B). Hybrid Branch Line Couplers—A Useful New Class of Directional Couplers. IEEE Trans. MTT-22, 10; 1974; 864–869.
  • Schiek (B) & Kohler (J). An Improved Microstrip to Microslot Transition. IEEE Trans. MTT-24, 4; 1976; 231–233.
  • Jones (E M T) & Bolljahn (J T). Coupled Strip—Transmission Line Filters and Directional Couplers. IRE Trans. MTT-4, 4; 1956; 75–81.
  • Cahill (L W). Approximate Formulae for Microstrip Transmission Lines. Proc. Inst, of Radio & Electron Engg. (Australia) 35, 10; 1974; 317–321.
  • Cohn (S B). Slot Line on a Dielectric Substrate. IEEE Trans. MTT-17, 10; 1969; 768–778.
  • Mariani (E A), Heinzman (C P), Agrios (J P) & Cohn (S B). Slot Line Characteristics. IEEE Trans. MTT-17, 12: 1969; 1091–1096.
  • Schiek (B) & Kohler (J). Improving Isolation of 3-dB Couplers in Microstrip-Slot Line Technique. IEEE Trans. MTT-26, 1; 1978; 5–7.
  • Garcia (J A). A Wide Band Quadrature Hybrid Coupler. IEEE Trans. MTT-19, 7; 1971; 660–661.

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