Investigation on Asymmetric Parallel-coupled CPW for λ/4 Bandpass Filters with Broad Rejection Band

IEICE Electronics Express

Volumn 1, Issue 1, 2004, Pages 1-6

  Gao, Jing ^a   Zhu, Lei ^a  

^a NANYANG TECHNOLOGICAL UNIVERSITY   (Singapore)

Author keywords

asymmetric parallel coupled CPW; harmonic suppression; K inverter; self calibrated method of moments; 4 bandpass filter

Indexed keywords

EID: 85010180465     PISSN: 13492543     EISSN: None     Source Type: Journal    
DOI: 10.1587/elex.1.1     Document Type: Article

References (9)

1. D. F. Williams and S. E. Schwarz, “Design and performance of coplanar waveguide bandpass filters,” IEEE Trans. Microwave Theory Tech., vol. 31, no. 7, pp. 558-566, July 1983.
2. J. K. A. Everard and K. K. M. Cheng, “High performance direct coupled bandpass filters,” IEEE Trans. Microwave Theory Tech., vol. 41, no. 9, pp. 1568-1573, Sep. 1993.
3. T. Tsujichi, H. Matsumoto, and T. Nishikawa, “A miniaturized endcoupled bandpass filter using λ/4 hair-pin coplanar resonators,” 1998 IEEE MTT-S Int. Microwave Symp. Dig., pp. 829-302.
4. A. Sanada, H. Takehara, T. Yamamoto, and I. Awai, “λ/4 steppedimpedance resonator bandpass filters fabricated on coplanar waveguide,” 2002 IEEE MTT-S Int. Microwave Symp. Dig., pp. 385-388.
5. W. Menzel, W. Schwab, and G. Strauss, “Investigation of coupling structures for coplanar bandpass filters,” 1995 IEEE MTT-S Int. Microwave Symp. Dig., pp. 1407-1410.
6. T. M. Weller, “Edge-coupled coplanar waveguide bandpass filter design,” IEEE Trans. Microwave Theory Tech., vol. 48, no. 12, pp. 2453-2458, Dec. 2000.
7. T. Paillot, P. Blondy, D. Cros, and P.-Y. Guillon, “A novel compact filter,” 2002 IEEE MTT-S Int. Microwave Symp. Dig., pp. 1793-1796.
8. L. Zhu and K. Wu, “Accurate circuit model of interdigital capacitor and its application to design of new quasi-lumped miniaturized filters with suppression of harmonic resonance,” IEEE Trans. Microwave Theory Tech., vol. 48, no. 3, pp. 347-356, Mar. 2000.
9. L. Zhu and T. Yakabe, “Fullwave MoM-SOC technique for extraction of equivalent circuit odels coplanar waveguide discontinuities: CPW-and CSL-mode cases,” IEICE Trans. Electron., vol. E86-C, no. 11, pp. 2292-2299, Nov. 2003.