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。
When it fails, it has reduced the distorted pattern's energy level to a spurious local low point.
当失败时，它是已经将失真图案的能量级别降到了一个假的局部低点。
In order for a gyrocompass to be accurate it is obviously necessary to hold spurious vertical torques to an extremely low level.
为了使陀螺罗盘做得准确，很明显有必要使垂直轴干扰力矩减小到很低。
Spurious microvolt level signals are often present in low resistance circuits, most often as a result of thermoelectric effects.
在低阻电路上往往会出现毫伏级的杂散信号，大多数是由于热电效应引起的。
Once again, the media has run away with spurious causality, while the scientists in this case seem more level-headed.
媒体再一次竭尽所能捏造出整个事件的前因后果，然而在此事件中，科学家都显得异常冷静。
It is defined as the difference in dB between receiver noise and the level of two equal spurious signals whose intermodulation products are equal to the receiver noise.
无杂散动态范围被定义为用dB表示的，接收机噪声和两个相等杂散信号的电平的差，这两个杂散信号的互调产物与接收机噪声相等。
It is defined as the difference in dB between receiver noise and the level of two equal spurious signals whose intermodulation products are equal to the receiver noise.
无杂散动态范围被定义为用dB表示的，接收机噪声和两个相等杂散信号的电平的差，这两个杂散信号的互调产物与接收机噪声相等。
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