A design of single and multi-section microstrip directional coupler with the high directivity

IEEE MTT-S International Microwave Symposium Digest

Volumn 3, Issue , 2004, Pages 1895-1898

  Kim, Chul Soo ^a   Lim, Jong Sik ^b   Kim, Dong Joo ^a   Ahn, Dal ^a  

^a Soonchunhyang University   (South Korea)

^b Korea Intellectual Property Office   (South Korea)

Author keywords

Directional Couplers; Isolation

Indexed keywords

APPROXIMATION THEORY; CAPACITORS; ELECTRIC CONNECTORS; ELECTRIC LINES; MICROWAVE DEVICES; MICROWAVE ISOLATORS; PERMITTIVITY; PHASE MODULATION;

CAPACITIVE COMPENSATION; DIRECTIONAL COUPLERS; ISOLATION; PLANNER MICROSTRIP;

MICROSTRIP DEVICES;

EID: 4544227893     PISSN: 0149645X     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (5)

1. S. L. March, "Phase velocity compensation in parallel coupled microstrip," IEEE MTT-S Dig., pp.410-412, 1982.
2. A. Podell, "A high directivity microstrip coupler technique," IEEE MTT-S, Dig., pp.33-36, 1970.
3. C. Kajfez, "Raise coupler directivity with lumped compensation," Microwave Jounal, vol.27, pp.64-70. March 1978.
4. M. Dydyk, "Accurate design of microstrip directional couplers with capacitive compensation," IEEE MTT-s Symp. Dig., pp.581-584, 1990.
5. R. Levy, "General synthesis of asymmetric multi-element coupled-transmission-line directional couplers," IEEE Trans. on Microwave Theory and Techniques, vol.MTT-11, pp.226-237, July 1963.