Wideband Band-Pass Filter Design Using Coupled Line Cross-Shaped Resonator
Abstract
:1. Introduction
2. Filter Analysis and Design
2.1. Bandpass Filter’s Equivalent Circuit Analysis
2.2. Transmission Zero Analysis
2.3. Transmission Poles Analysis
3. Filter’s Results and Discussion
3.1. Filter’s Results
3.2. Filter Performance Discussion
4. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Ref. | Center Frequency (GHz) | Lower Stopband (dB) | Upper Stopband (dB) | RL (dB) | IL (dB) | Size |
---|---|---|---|---|---|---|
[1] | 6.65 | <−20 | <−20 | 20 | 0.35 | 0.5 × 0.79 |
[2] | 1.93 | <−40 | <−35 | 20 | 0.4 | 0.56 × 0.23 |
[3] | 2.05 | <−32 | <−20 | 20 | 0.6 | 0.48 × 0.24 |
[5] | 8.28 | <−20 | <−25 | 15 | 1.9 | 1.12 × 0.45 |
[10] | 3 | <−10 | <−18 | 16 | 1.28 | 0.18 × 0.175 |
[13] | 6.71 | <−30 | <−25 | 15 | 1.45 | 0.5 × 0.04 |
[14] | 7.6 | <−20 | <−10 | 16 | 0.6 | 0.64 × 0.31 |
This work | 2.95 | <−15 | <−35 | 20 | 0.4 | 0.12 × 0.23 |
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La, D.-S.; Guan, X.; Chen, S.-M.; Li, Y.-Y.; Guo, J.-W. Wideband Band-Pass Filter Design Using Coupled Line Cross-Shaped Resonator. Electronics 2020, 9, 2173. https://doi.org/10.3390/electronics9122173
La D-S, Guan X, Chen S-M, Li Y-Y, Guo J-W. Wideband Band-Pass Filter Design Using Coupled Line Cross-Shaped Resonator. Electronics. 2020; 9(12):2173. https://doi.org/10.3390/electronics9122173
Chicago/Turabian StyleLa, Dong-Sheng, Xin Guan, Shuai-Ming Chen, Yu-Ying Li, and Jing-Wei Guo. 2020. "Wideband Band-Pass Filter Design Using Coupled Line Cross-Shaped Resonator" Electronics 9, no. 12: 2173. https://doi.org/10.3390/electronics9122173