Active inductor loads and direct-coupled technology are employed to increase the gain, broaden the bandwidth, reduce the power dissipation, and keep a tolerable noise performance.
该放大器采用有源电感负载技术和放大器直接耦合技术以提高增益，拓展带宽，降低功耗并保持了良好的噪声性能。
Features: High power gain, low noise figure, very low intermodulation distortion.
特点：高功率增益，低噪声输出，非常低的。
The noise, gain saturation and pump power conversation efficiency of bidirectionally pumped Raman fiber amplifier (RFA) are investigated in detail.
对双向抽运拉曼光纤放大器（RFA）的噪声特性、增益饱和及抽运功率转换效率进行了详细研究。
The forward cascaded multiple stimulated Brillouin emerged when the pump power is increased further, and the amplified signal power is translated into SBS with stronger noise when the gain decreased.
当进一步增加拉曼放大器的抽运功率，出现了前向级联的多阶受激布里渊散射现象，拉曼放大器的增益下降，被放大的信号功率转换为受激布里渊散射，噪声变大。
We also experimentally demonstrate a novel three-stage erbium-doped fiber amplifier with high gain, low noise figure, and high output power.
研究了新型的三段级联泵浦优配的掺铒光纤放大器的优化光路结构，得到高增益，低噪声，大输出功率的掺铒光纤放大器；
The basic requirements of the LNA include: low noise figure, enough power gain, reliable work stability, sufficient bandwidth and the wide dynamic range.
对低噪声放大器的基本要求是：噪声系数低、足够的功率增益、工作稳定性可靠、足够的带宽和大的动态范围等。
Features: Low noise and high power gain.
特点：低噪声和高功率增益。
The effect of pump power, amplifier length and signal gain on the noise characteristic of EYCDWA's are discussed.
详细讨论了泵浦光功率、信号光功率、放大器长度以及光放大器增益对放大器噪声系数的影响。
We designed the LNA according to the performance index of its forward power gain, noise figure, linearity, power consumption and so on.
对低噪声放大器设计时，主要围绕正向功率增益、噪声系数、线性度、功耗等主要性能指标进行设计。
The low noise figure and high gain, coupled with low current consumption make it suitable for use in critical low-power GPS applications or during low-battery situations.
低噪声指数、高增益以及低电流消耗特性使其适用于关键的低功耗GPS应用或者低电量情形。
This method is compared with classical noise jamming technique by means of SJR (Signal to jamming Ratio) gain and jamming power gain of SAR system.
讨论了这种干扰方法对合成孔径雷达图像的干扰效果。
That means a CW transmitter has to output 16 times more power than a PSK31 transmitter to gain the same signal to noise ratio on the receiving side.
这意味着一台CW发信机需要输出16倍于一台PSK31发信机的功率来提高接收端的信噪比。
That means a CW transmitter has to output 16 times more power than a PSK31 transmitter to gain the same signal to noise ratio on the receiving side.
这意味着一台CW发信机需要输出16倍于一台PSK31发信机的功率来提高接收端的信噪比。
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