...起线性I/Q 调制(linear I/Q modulation)的设计, 极化调制可以降低输出频谱的噪声电平(noise level)及杂散电平（spurious level）。②可降低工作电流, 主要是由于功率放大器工作在高效率的饱和区。
基于16个网页-相关网页
... 寄生电路 parasitic circuit; sneak circuit 寄生电平 spurious level 寄生电压 stray voltage ...
基于14个网页-相关网页
spurious high level trip 虚设高水位保护停堆
spurious signal level 寄生信号电平
spurious image signal level 寄生镜像信号电平
Out-of-band spurious image signal level 带外寄生镜像信号电平
A method to realize a wide frequency-coverage frequency synthesizer with low spurious level and low phase noise level is proposed in this paper.
提出了一种实现宽覆盖、低相位噪声、低杂散的频率合成方法。
With the development of modern electronic technology, frequency synthesizers are required to have wider band, higher resolution, short frequency switching time and lower spurious level.
随着现在电子技术的进步，系统对频率合成器的精度、频率分辨率、转换时间和频谱纯度等指标提出了越来越高的要求。
On this base, the optimization of circuits for decreasing the spurious level including determination of stage gain. loss and LO power is proposed. Finially, the application example is given.
在此基础上提出了旨在减小杂散电平的电路优化设计方法，其中包括在满足上变额总增益要求的条件下，电路各级增益或衰减的配置、本振功率的确定等，最后给出应用实例。
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