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本文提出一种平面微带型高温超导微波群时延均衡器,它是由一个3dB混合耦合器和两个单端口反射滤波器构成的全通网络.该群时延均衡器能与不同类型超导微带滤波器级联,实现相位均衡,减小相位失真,改善接收机前端信号群时延特性,提高通信质量.

参考文献

[1] Jia-Sheng Hong;Michael J. Lancaster;Dieter Jedamzik .On The Performance of HTS Microstrip Quasi-Elliptic Function Filters for Mobile Communications Application[J].IEEE Transactions on Microwave Theory and Techniques,2000(7):1240-1246.
[2] Genichi Tsuzuki;Shen Ye;Stuart Berkowitz .Ultra-Selective 22-Pole 10-Transmission Zero Superconducting Bandpass Filter Surpasses 50-Pole Chebyshev Filter[J].IEEE Transactions on Microwave Theory and Techniques,2002(12):2924-2929.
[3] Genichi Tsuzuki;Shen Ye;Stuart Berkowitz .Ultra Selective HTS Bandpass Filter for 3G Wireless Application[J].IEEE Transactions on Applied Superconductivity: A Publication of the IEEE Superconductivity Committee,2003(2 Pt.1):261-264.
[4] 李国荣.全通网络使用设计[M].北京:电子工业出版社,1986
[5] 陈叔运;颜书.相移均衡器[M].北京:人民邮电出版社,1984
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