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前馈放大器抑制环路的理论分析

Keywords: 前馈放大器,非线性畸变,抑制环路

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Abstract:

为了便于分析前馈放大器对非线性产物的抑制特性,通过抑制环路模型,建立了环路抑制方程,并由计算机仿真得到了环路对非线性产物的抑制性能与幅度失配、相位失配及延迟失配的理论数值关系.分析对比说明,延迟失配是影响环路抑制带宽的主要因素,对前馈放大器电路的设计和调试具有指导意义.

References

[1]  KENINGTON P B. Efficiency of feedforward amplifiers[ J ]. IEE Proceedings, Part G: Circuits, Devices and Systems, 1992, 139(5):591-593.
[2]  CAVERS J K. Adaption behavior of a feedforward amplifier linearizer [ J ]. IEEE Transactions on Vehicular Technology, 1995, 44(1): 31-40.
[3]  PARSONS K J, KENINGTON P B. Effect of delay mismatch on a feedforward amplifier[J]. IEE Proceedings: Circuits, Devices and Systems, 1994,141(2): 140-144.
[4]  CHENG Qian, CHAN Yi-yuan, ZHU Xiao-wei. A 1.9 GHz adative feedforward power amplifier[J]. Microwave Journal, 1998, 41(11):86-96.
[5]  KANG Sang-gee, LEE Il-kyoo. Cancellation performance of a linearisation loop of a feedforward amplifier[J]. Electronics Letters, 1997, 33(6): 444-446.

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