Transmission-line transformers in multil
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Luciene S. Demenicis; Luiz Fernando M. Conrado; Walter Margulis; Maria Cristina
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Article
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2005
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John Wiley and Sons
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English
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GHz using the stepped ground. Consequently, the optimized impedance bandwidth using the stepped ground is more than 4:1 for return loss ฯฝ ฯช10 dB.