增加激光光源谱宽和减少信号带宽可以有效地提高载噪比。
Increasing spectrum linewidths of laser sources and reducing bandwidths of signals can enhance CNR effectively.
分析表明，该方案是有效可行的，它将显著改善FMCW雷达的信干噪比，提高雷达对目标信号的检测性能。
It's proved that the schemes are feasible and effective, and the SINR and detection performance of FMCW radar can be improved markedly.
结果测序模板浓度过低，则核苷酸曲线的信∶噪比小，甚至不出现荧光信号。
Results When the DNA concentration was low, the nucleotide curve showed low ratio of signal to noise, even there were no fluorescent signals.
在无线蜂窝系统中，当采用下行波束赋形技术时，所有用户所接收到的信号必须满足给定的信噪干扰比。
When the downlink beam forming is applied in the wireless cellular network, the signals received by all mobile users must reach the provided signal to interference plus noise ratio.
在无线蜂窝系统中，当采用下行波束赋形技术时，所有用户所接收到的信号必须满足给定的信噪干扰比。
When the downlink beam forming is applied in the wireless cellular network, the signals received by all mobile users must reach the provided signal to interference plus noise ratio.
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