本文用小信号理论计算了其负阻和噪声性能，并进行了大信号性能的近似分析。
The negative resistance and the noise performances are calculated by means of small signal theory. The large-signal performances are also approximately described.
实验结果表明本信号电源工作稳定、频率变化范围大，同时具有良好的动静态性能。
Test results show that the signal power supply has good stability, wide frequency range and good performance.
该算法通过时域投影对信号进行预处理，先从时域上对信号进行粗分，从而以较小的代价换取大信号数情况下算法性能的改善。
Though the temporal projection, the maximal number of the signals this method can deal with is much more than present algorithms with a small cost.
该算法具有抗干扰性能好、编程简单、计算量少、信号动态范围大、便于用DSP芯片实现等优点。
The new algorithm has evident advantages such as good antijamming, easy programming, less computation, big dynamic range, convenient realization on DSP chips and so on.
结论(1)显示器性能对大信号识读影响小、对小信号识读影响大。
Conclusion (1) The effect of display's performance on reading big signal is small and its effect on reading small signal is big.
实验结果表明触发信号源无框架装置有效作用区大，抗干扰能力强，不受环境照明条件的影响，具有非接触、可全天候工作、性能稳定可靠、使用灵活方便等特点。
The experiment result indicates that the frameless equipment has the advantages of large effective screen area, strong anti-disturbance, noncontact, full-time working, reliable and flexible in using.
实验结果表明触发信号源无框架装置有效作用区大，抗干扰能力强，不受环境照明条件的影响，具有非接触、可全天候工作、性能稳定可靠、使用灵活方便等特点。
The experiment result indicates that the frameless equipment has the advantages of large effective screen area, strong anti-disturbance, noncontact, full-time working, reliable and flexible in using.
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