High Power Laser and Particle Beams, Volume. 32, Issue 3, 033001(2020)
Compact balanced bandpass filters based on multilayer dual-mode substrate integrated waveguide cavities
Figures & Tables(10)
Fig. 1. Layout of the dual-mode substrate integrated waveguide (SIW) cavity with balanced ports
Fig. 2. Electric-field distributions of the dual-mode SIW cavity with perturbation metal column
Fig. 3. The responses of differential- and common-mode signals stimulating the dual-mode SIW cavity
Fig. 4. Layouts of multilayered balanced dual-mode SIW filter I and the equivalent coupling scheme of DM operation
Fig. 5. Transmission zeros of DM response changed by the positions of feeding lines
Fig. 6. Layouts of multilayered balanced dual-mode SIW filter II and the equivalent coupling scheme of DM operation
Fig. 7. The transmission zeros of DM response changed by the parameter
Table 1. Comparisons of designed balanced filters A and B
View tableView in ArticleTable 1. Comparisons of designed balanced filters A and B
balanced filter f 0DM/GHznumber of DM transmission zeros DM rejection band CM rejection level CM rejection band location of feeding line A 10.013 3 40 dB@1.61 f 0DM23.6 20 dB@1.15 f 0DMupper is SIW B 10.039 2 40 dB@1.43 f 0DM60 20 dB@1.42 f 0DMtwo layers are SIW
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Dalong Lü, Qing Liu, Junjie Zhang, Dewei Zhang, Dongfang Zhou. Compact balanced bandpass filters based on multilayer dual-mode substrate integrated waveguide cavities[J]. High Power Laser and Particle Beams, 2020, 32(3): 033001
Paper Information
Received: May. 31, 2019
Accepted: --
Published Online: Mar. 19, 2020
The Author Email: Liu Qing (liuqing8123@163.com)
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