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电子与信息学报 1993
HIGH Tc SUPERCONDUCTING BANDPASS FILTER
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Abstract:
A four pole microstrip parallel-coupled bandpass filter have been fabir-cated using epitaxial GaBaCuO thin film on LaAlO3 substrate. At 77k, the passband insertion loss is 0.45dB, the bandwidth is 500MHz. And it is suggested that several problems should be considered tor designing a high performance superconducting microstrip line filter.