核信号处理电路主要由线性放大器和脉冲成形电路构成。
Nuclear signal processing circuit mainly consists of linear amplifier and pulse shaped-circuit.
前置放大器与均衡器或滤波器跟在雪崩二极管检测器的后面以获得增益，线性信号处理及噪声宽带的抑制。
The avalanche photodiode detector is followed by a front-end amplifier and equalizer or filter to provide gain as well as linear signal processing and noise bandwidth redution.
本文首先研究了功率放大器的非线性失真问题，提出了预失真处理的改善方案。
Firstly, the nonlinear characteristic of RF power amplifier is studied in the article and the improvement project is proposed.
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