Design of 10 dB 90° branch line coupler using microstrip line with defected ground structure

Electronics Letters

Volumn 36, Issue 21, 2000, Pages 1784-1785

  Lim, Jong Sik ^a   Kim, Chul Soo ^b   Park, Jun Seok ^b   Ahn, Dal ^b   Nam, Sangwook ^a  

^a Seoul National University   (South Korea)

^b Soonchunhyang University   (South Korea)

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRIC CONDUCTORS; ELECTRIC IMPEDANCE; ETCHING; INDUCTANCE MEASUREMENT; MICROSTRIP LINES;

BRANCH LINE COUPLERS; DEFECTED GROUND STRUCTURE (DGS);

ELECTRIC CONNECTORS;

EID: 0034295429     PISSN: 00135194     EISSN: None     Source Type: Journal    
DOI: 10.1049/el:20001238     Document Type: Article

References (5)

1. MA, K.-P., HIROSE, K., YANG, F.-R., QIAN, Y., and ITOH, T.: 'Realisation of magnetic conducting surface using novel photonic bandgap structure', Electron. Lett., 1998, 34, (21), pp. 2041-2042
2. YANG, F.R., QIAN, Y., COCCILOI, R., and ITOH, T.: 'A novel low-loss slow wave microstrip structure', IEEE Microw. Guid. Wave Lett., 1998, 11, pp. 372-374
3. KIM, C.S., PARK, J.S., AHN, D., and LIM, J.B.: 'A novel 1-D periodic defected ground structure for planar circuits', IEEE Microw. Guid. Wave Lett., 2000, 4, pp. 131-133
4. QIAN, Y., YANG, F.-R., and ITOH, T.: 'Characteristics of microstrip lines on a uniplanar compact PBG ground plane'. Proc. Asia Pacific Microwave Conf. '98, Dec. 1998, pp. 589-592
5. PARK, J.L., KIM, C.S., KIM, J., PARK, J.-S., QIAN, Y., AHN, D., and ITOH, T.: 'Modeling of a photonic bandgap and its application for the low-pass filter design'. Proc. Asia Pacific Microwave Conf. '99, Dec. 1999, pp. 331-334